arara (4mar20)

git-svn-id: svn://tug.org/texlive/trunk@54089 c570f23f-e606-0410-a88d-b1316a301751

55 files changed, 748 insertions, 221 deletions

diff --git a/Master/texmf-dist/scripts/arara/arara.jar b/Master/texmf-dist/scripts/arara/arara.jar
index c75f82e5be3..9e2c046ad18 100644
--- a/Master/texmf-dist/scripts/arara/arara.jar
+++ b/Master/texmf-dist/scripts/arara/arara.jar
diff --git a/Master/texmf-dist/scripts/arara/arara.sh b/Master/texmf-dist/scripts/arara/arara.sh
index 197228f4916..12efa361a6b 100755
--- a/Master/texmf-dist/scripts/arara/arara.sh
+++ b/Master/texmf-dist/scripts/arara/arara.sh
@@ -3,7 +3,7 @@
 # Note from Paulo: this script provides better Cygwin support than our original
 # approach, so the team decided to use it as a proper wrapper for arara as well.
 
-scriptname=`basename "$0"`
+scriptname=`basename "$0" .sh`
 jar="$scriptname.jar"
 jarpath=`kpsewhich --progname="$scriptname" --format=texmfscripts "$jar"`
 
@@ -14,4 +14,4 @@ if echo "$kernel" | grep CYGWIN >/dev/null; then
   jarpath=`cygpath -w "$jarpath"`
 fi
 
-exec java -jar "$jarpath" "$@"
+exec java -jar "$jarpath" "$@"
\ No newline at end of file
diff --git a/Master/texmf-dist/scripts/arara/rules/animate.yaml b/Master/texmf-dist/scripts/arara/rules/animate.yaml
index ac6dc347bbe..d5baefa67d8 100644
--- a/Master/texmf-dist/scripts/arara/rules/animate.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/animate.yaml
@@ -1,6 +1,6 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
@@ -8,14 +8,14 @@ identifier: animate
 name: Animate
 authors:
 - Chris Hughes
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The Convert program
   command: >
     @{
         prefix = [];
-        input = getBasename(file).concat('.pdf');
-        output = getBasename(file).concat('.gif');
+        input = getBasename(reference).concat('.pdf');
+        output = getBasename(reference).concat('.gif');
         if (isUnix()) {
             prefix = [ program ];
         }
diff --git a/Master/texmf-dist/scripts/arara/rules/asymptote.yaml b/Master/texmf-dist/scripts/arara/rules/asymptote.yaml
new file mode 100644
index 00000000000..c58e7dd0e5e
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/asymptote.yaml
@@ -0,0 +1,62 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: asymptote
+name: Asymptote
+authors:
+- Island of TeX
+commands:
+- name: Asymptote
+  command: >
+    @{
+        return getCommand('asy', color, engine, twice,
+               format, output, options, file);
+    }
+arguments:
+- identifier: color
+  flag: >
+    @{
+        if ([ 'bw', 'cmyk', 'rgb', 'gray' ].contains(parameters.color)) {
+            return '-' + parameters.color;
+        } else {
+            throwError('The provided color enforcement is not valid.');
+        }
+    }
+- identifier: engine
+  flag: >
+    @{
+        if ([ 'latex', 'pdflatex' , 'xelatex', 'lualatex', 'tex', 'pdftex',
+              'luatex', 'context', 'none' ].contains(parameters.engine)) {
+            return [ '-tex', parameters.engine ];
+        } else {
+            throwError('The provided TeX engine is invalid.');
+        }
+    }
+  default: latex
+- identifier: twice
+  flag: >
+    @{
+        return isTrue(parameters.twice, '-twice');
+    }
+- identifier: format
+  flag: >
+    @{
+        return [ '-f', parameters.format ];
+    }
+- identifier: output
+  flag: >
+    @{
+        return [ '-o', parameters.output ];
+    }
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        } else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/bib2gls.yaml b/Master/texmf-dist/scripts/arara/rules/bib2gls.yaml
index 9a979207172..a33744faec9 100644
--- a/Master/texmf-dist/scripts/arara/rules/bib2gls.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/bib2gls.yaml
@@ -1,14 +1,13 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: bib2gls
 name: Bib2Gls
 authors:
-- Nicola Talbot
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The Bib2Gls software
   command: >
@@ -23,7 +22,7 @@ commands:
                prefix = [ 'cmd', '/c', 'del' ];
            }
 
-           base = getBasename(file);
+           base = getBasename(reference);
            removals = [];
 
            lines = readFromFile(base.concat('.').concat('aux'));
@@ -63,7 +62,7 @@ commands:
           return getCommand('bib2gls', dir, trans, group, interpret,
                  breakspace, trimfields, recordcount, recordcountunit, 
                  cite, verbose, merge, locale, uniscript, packages, 
-                 ignore, custom, mapformats, options, getBasename(file));
+                 ignore, custom, mapformats, options, getBasename(reference));
        }
     }
 arguments:
@@ -80,7 +79,7 @@ arguments:
           throwError('Forbidden transcript extension');
        }
 
-       return ['--log-file', getBasename(file)+"."+parameters.trans]
+       return ['--log-file', getBasename(reference)+"."+parameters.trans]
     }
 - identifier: locale
   flag: >
diff --git a/Master/texmf-dist/scripts/arara/rules/biber.yaml b/Master/texmf-dist/scripts/arara/rules/biber.yaml
index 9ba02bc6b20..8cf9acb474d 100644
--- a/Master/texmf-dist/scripts/arara/rules/biber.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/biber.yaml
@@ -1,21 +1,34 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: biber
 name: Biber
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The Biber reference management software
   command: >
     @{
-        return getCommand('biber', options, getBasename(file));
+        if (tool) {
+            return getCommand('biber', '--tool', options);
+        }
+        else {
+            return getCommand('biber', options, getBasename(file));
+        }
     }
 arguments:
+- identifier: tool
+  flag: >
+    @{
+        return isTrue(parameters.tool);
+    }
+  default: >
+    @{
+        return false;
+    }
 - identifier: options
   flag: >
     @{
diff --git a/Master/texmf-dist/scripts/arara/rules/bibtex.yaml b/Master/texmf-dist/scripts/arara/rules/bibtex.yaml
index 5cbe5c17562..55dd1f0fec9 100644
--- a/Master/texmf-dist/scripts/arara/rules/bibtex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/bibtex.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: bibtex
 name: BibTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The BibTeX reference management software
   command: >
     @{
-        return getCommand('bibtex', options, getBasename(file))
+        return getCommand('bibtex', options, getBasename(reference))
     }
 arguments:
 - identifier: options
diff --git a/Master/texmf-dist/scripts/arara/rules/bibtex8.yaml b/Master/texmf-dist/scripts/arara/rules/bibtex8.yaml
index 8a4631ff779..3741a920ea3 100644
--- a/Master/texmf-dist/scripts/arara/rules/bibtex8.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/bibtex8.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: bibtex8
 name: BibTeX8
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: An 8-bit implementation of BibTeX 0.99 with a very large capacity
   command: >
     @{
-        return getCommand('bibtex8', options, getBasename(file));
+        return getCommand('bibtex8', options, getBasename(reference));
     }
 arguments:
 - identifier: options
diff --git a/Master/texmf-dist/scripts/arara/rules/bibtexu.yaml b/Master/texmf-dist/scripts/arara/rules/bibtexu.yaml
index f580886d95e..b1e6d181651 100644
--- a/Master/texmf-dist/scripts/arara/rules/bibtexu.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/bibtexu.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: bibtexu
 name: BibTeXu
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: An 8-bit implementation of BibTeX 0.99 with a very large capacity
   command: >
     @{
-        return getCommand('bibtexu', options, getBasename(file));
+        return getCommand('bibtexu', options, getBasename(reference));
     }
 arguments:
 - identifier: options
diff --git a/Master/texmf-dist/scripts/arara/rules/clean.yaml b/Master/texmf-dist/scripts/arara/rules/clean.yaml
index 1a39ed3f27a..2a82eb3a87e 100644
--- a/Master/texmf-dist/scripts/arara/rules/clean.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/clean.yaml
@@ -1,14 +1,13 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: clean
 name: Clean
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: Cleaning feature
   command: >
@@ -21,13 +20,13 @@ commands:
             prefix = [ 'cmd', '/c', 'del' ];
         }
         if (extensions == '') {
-            if (getOriginalFile() == file) {
+            if (getOriginalReference() == reference) {
                 throwError('I cannot remove the main file reference.');
             }
-            return getCommand(prefix, file);
+            return getCommand(prefix, reference);
         }
         else {
-            base = getBasename(file);
+            base = getBasename(reference);
             removals = [];
             foreach(extension : extensions) {
                 if (base.concat('.').concat(extension) == getOriginalFile()) {
diff --git a/Master/texmf-dist/scripts/arara/rules/csplain.yaml b/Master/texmf-dist/scripts/arara/rules/csplain.yaml
index cfdcc954212..33e13c1a930 100644
--- a/Master/texmf-dist/scripts/arara/rules/csplain.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/csplain.yaml
@@ -1,19 +1,19 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: csplain
 name: CSplain
 authors:
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: CSplain engine
   command: >
     @{
         return getCommand('csplain', interaction, draft,
-               shell, synctex, options, file);
+               shell, synctex, options, reference);
     }
 arguments:
 - identifier: interaction
diff --git a/Master/texmf-dist/scripts/arara/rules/datatooltk.yaml b/Master/texmf-dist/scripts/arara/rules/datatooltk.yaml
index 0b80d15e753..6fc08491c82 100644
--- a/Master/texmf-dist/scripts/arara/rules/datatooltk.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/datatooltk.yaml
@@ -1,14 +1,13 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: datatooltk
 name: DatatoolTk
 authors:
-- Nicola Talbot
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The DatatoolTk software
   command: >
diff --git a/Master/texmf-dist/scripts/arara/rules/dvipdfm.yaml b/Master/texmf-dist/scripts/arara/rules/dvipdfm.yaml
index d2dca0db363..e80fe5bf989 100644
--- a/Master/texmf-dist/scripts/arara/rules/dvipdfm.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/dvipdfm.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: dvipdfm
 name: DVIPDFM
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The DVIPDFM program
   command: >
     @{
-        base = getBasename(file).concat('.dvi');
+        base = getBasename(reference).concat('.dvi');
         out = getBasename(output).concat('.pdf');
         return getCommand('dvipdfm', base, '-o', out, options);
     }
@@ -25,7 +24,7 @@ arguments:
     }
   default: >
     @{
-        file
+        reference
     }
 - identifier: options
   flag: >
diff --git a/Master/texmf-dist/scripts/arara/rules/dvipdfmx.yaml b/Master/texmf-dist/scripts/arara/rules/dvipdfmx.yaml
index 2feb9f0fe91..e4af77204b0 100644
--- a/Master/texmf-dist/scripts/arara/rules/dvipdfmx.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/dvipdfmx.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: dvipdfmx
 name: DVIPDFMX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The DVIPDFMX program
   command: >
     @{
-        base = getBasename(file).concat('.dvi');
+        base = getBasename(reference).concat('.dvi');
         out = getBasename(output).concat('.pdf');
         return getCommand('dvipdfmx', base, '-o', out, options);
     }
@@ -25,7 +24,7 @@ arguments:
     }
   default: >
     @{
-        file
+        reference
     }
 - identifier: options
   flag: >
diff --git a/Master/texmf-dist/scripts/arara/rules/dvips.yaml b/Master/texmf-dist/scripts/arara/rules/dvips.yaml
index dd7a929bd0c..c110f19679f 100644
--- a/Master/texmf-dist/scripts/arara/rules/dvips.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/dvips.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: dvips
 name: DVIPS
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The DVIPS program
   command: >
     @{
-        base = getBasename(file).concat('.dvi');
+        base = getBasename(reference).concat('.dvi');
         out = getBasename(output).concat('.ps');
         return getCommand('dvips', base, '-o', out, options);
     }
@@ -25,7 +24,7 @@ arguments:
     }
   default: >
     @{
-        file
+        reference
     }
 - identifier: options
   flag: >
diff --git a/Master/texmf-dist/scripts/arara/rules/dvipspdf.yaml b/Master/texmf-dist/scripts/arara/rules/dvipspdf.yaml
index 4190b1869c9..52df9731dfa 100644
--- a/Master/texmf-dist/scripts/arara/rules/dvipspdf.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/dvipspdf.yaml
@@ -1,26 +1,25 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: dvipspdf
 name: DVIPSPDF
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The DVIPS program
   command: >
     @{
-        base = getBasename(file).concat('.dvi');
-        out = getBasename(file).concat('.ps');
+        base = getBasename(reference).concat('.dvi');
+        out = getBasename(reference).concat('.ps');
         return getCommand('dvips', base, '-o', out, options1);
     }
 - name: The PS2PDF program
   command: >
     @{
-        base = getBasename(file).concat('.ps');
+        base = getBasename(reference).concat('.ps');
         out = getBasename(output).concat('.pdf');
         return getCommand('ps2pdf', options2, base, '-o', out);
     }
@@ -32,7 +31,7 @@ arguments:
     }
   default: >
     @{
-        file
+        reference
     }
 - identifier: options1
   flag: >
diff --git a/Master/texmf-dist/scripts/arara/rules/dvisvgm.yaml b/Master/texmf-dist/scripts/arara/rules/dvisvgm.yaml
index 0b5377f29d0..34edc09c576 100644
--- a/Master/texmf-dist/scripts/arara/rules/dvisvgm.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/dvisvgm.yaml
@@ -1,6 +1,6 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
@@ -12,7 +12,7 @@ commands:
 - name: The dvisvgm program
   command: >
     @{
-        base = getBasename(file).concat('.dvi');
+        base = getBasename(reference).concat('.dvi');
         return getCommand('dvisvgm', base, options);
     }
 arguments:
diff --git a/Master/texmf-dist/scripts/arara/rules/etex.yaml b/Master/texmf-dist/scripts/arara/rules/etex.yaml
index 15f8bf54126..6145fad1122 100644
--- a/Master/texmf-dist/scripts/arara/rules/etex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/etex.yaml
@@ -1,20 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: etex
 name: eTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
-- Nicola Talbot
+- Island of TeX
 commands:
 - name: Extended TeX engine
   command: >
     @{
-        return getCommand('etex', interaction, shell, options, file);
+        return getCommand('etex', interaction, shell, options, reference);
     }
 arguments:
 - identifier: interaction
diff --git a/Master/texmf-dist/scripts/arara/rules/frontespizio.yaml b/Master/texmf-dist/scripts/arara/rules/frontespizio.yaml
index 45f3a4bf4f9..a4637ff9f88 100644
--- a/Master/texmf-dist/scripts/arara/rules/frontespizio.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/frontespizio.yaml
@@ -1,6 +1,6 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
@@ -9,23 +9,23 @@ name: Frontespizio
 authors:
 - Francesco Endrici
 - Enrico Gregorio
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The engine
   command: >
     @{
-        return getCommand(engine, interaction, shell, options, file)
+        return getCommand(engine, interaction, shell, options, reference)
     }
 - name: The frontispiece
   command: >
     @{
-        base = getBasename(file).concat('-frn');
+        base = getBasename(reference).concat('-frn');
         return getCommand(engine, interaction, shell, base);
     }
 - name: The DVIPS program
   command: >
     @{
-        base = getBasename(file).concat('-frn');
+        base = getBasename(reference).concat('-frn');
         eps = base.concat('.eps');
         return isTrue(engine == 'latex', getCommand('dvips', '-o',
                eps, base), '');
@@ -33,7 +33,7 @@ commands:
 - name: The engine
   command: >
     @{
-        return getCommand(engine, interaction, shell, options, file);
+        return getCommand(engine, interaction, shell, options, reference);
     }
 arguments:
 - identifier: engine
diff --git a/Master/texmf-dist/scripts/arara/rules/halt.yaml b/Master/texmf-dist/scripts/arara/rules/halt.yaml
index 9d8aaa8aef8..1c14644bcbe 100644
--- a/Master/texmf-dist/scripts/arara/rules/halt.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/halt.yaml
@@ -1,6 +1,6 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
@@ -8,11 +8,12 @@ identifier: halt
 name: Halt
 authors:
 - Heiko Oberdiek
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The halt trigger
   command: >
     @{
-        return getTrigger('halt');
+        halt(0);
+        return true;
     }
 arguments: []
diff --git a/Master/texmf-dist/scripts/arara/rules/indent.yaml b/Master/texmf-dist/scripts/arara/rules/indent.yaml
index b1e182f0a76..5ef623c5dbf 100644
--- a/Master/texmf-dist/scripts/arara/rules/indent.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/indent.yaml
@@ -1,6 +1,6 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
@@ -8,13 +8,13 @@ identifier: indent
 name: Indent
 authors:
 - Chris Hughes
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The latexindent.pl script
   command: >
     @{
         return getCommand('latexindent', silent, trace, screenlog,
-               settings, cruft, overwrite, output, file, modifylinebreaks,
+               settings, cruft, overwrite, output, reference, modifylinebreaks,
                replacement, options, logfile);
     }
 arguments:
diff --git a/Master/texmf-dist/scripts/arara/rules/knitr.yaml b/Master/texmf-dist/scripts/arara/rules/knitr.yaml
new file mode 100644
index 00000000000..da17289db2d
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/knitr.yaml
@@ -0,0 +1,58 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: knitr
+name: knitr
+authors:
+- Adam Liter
+- Island of TeX
+commands:
+- name: knitr
+  command: >
+    @{
+        elements = [];
+        if (!isEmpty(tangle)) elements.add('tangle = ' + tangle);
+        if (!isEmpty(quiet)) elements.add('quiet = ' + quiet);
+        elements.add('envir = ' + envir);
+        elements.add('encoding = ' + encoding);
+        return getCommand('Rscript', '-e',
+               'library(knitr); knit("' + file + '", ' +
+               'output = ' + isEmpty(output, 'NULL', '"' + output + '"') + ', ' +
+               String.join(', ', elements) + ')');
+    }
+arguments:
+- identifier: output
+  flag: >
+    @{
+        return parameters.output;
+    }
+- identifier: tangle
+  flag: >
+    @{
+        if(isTrue(parameters.tangle) && !parameters.containsKey('output')) {
+            throwError('If you want to tangle the document, specify an output file.');
+        }
+        else {
+            isTrue(parameters.tangle, 'TRUE', 'FALSE')
+        }
+    }
+- identifier: quiet
+  flag: >
+    @{
+        isTrue(parameters.quiet, 'TRUE', 'FALSE')
+    }
+- identifier: envir
+  flag: >
+    @{
+        return parameters.envir;
+    }
+  default: 'parent.frame()'
+- identifier: encoding
+  flag: >
+    @{
+        return parameters.encoding;
+    }
+  default: 'getOption("encoding")'
diff --git a/Master/texmf-dist/scripts/arara/rules/latex.yaml b/Master/texmf-dist/scripts/arara/rules/latex.yaml
index f1b9add4b33..b79c051c1de 100644
--- a/Master/texmf-dist/scripts/arara/rules/latex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/latex.yaml
@@ -1,22 +1,32 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: latex
 name: LaTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: LaTeX engine
   command: >
     @{
-        return getCommand('latex', interaction, draft, shell,
-               synctex, options, file);
+        return getCommand(branch, interaction, draft, shell,
+               synctex, options, reference);
     }
 arguments:
+- identifier: branch
+  flag: >
+    @{
+        engines = [ 'stable' : 'latex', 'developer' : 'latex-dev' ];
+        if (engines.keySet().contains(parameters.branch)) {
+            return engines.get(parameters.branch);
+        } else {
+            throwError('The valid branch values are: ' + engines.keySet());
+        }
+    }
+  default: 'latex'
 - identifier: interaction
   flag: >
     @{
diff --git a/Master/texmf-dist/scripts/arara/rules/latexmk.yaml b/Master/texmf-dist/scripts/arara/rules/latexmk.yaml
index 452b116a2fc..61f0ff9d7be 100644
--- a/Master/texmf-dist/scripts/arara/rules/latexmk.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/latexmk.yaml
@@ -1,15 +1,13 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: latexmk
 name: LaTeXmk
 authors:
-- Marco Daniel
-- Brent Longborough
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: Tool LaTeXmk
   command: >
@@ -19,7 +17,7 @@ commands:
         }
         else {
             return getCommand('latexmk', isEmpty(program, engine,
-                   program), options, file);
+                   program), options, reference);
         }
     }
 arguments:
diff --git a/Master/texmf-dist/scripts/arara/rules/luahbtex.yaml b/Master/texmf-dist/scripts/arara/rules/luahbtex.yaml
new file mode 100644
index 00000000000..3f851fad9ee
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/luahbtex.yaml
@@ -0,0 +1,54 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: luahbtex
+name: LuaHBTeX
+authors:
+- Island of TeX
+commands:
+- name: LuaHBTeX engine
+  command: >
+    @{
+        return getCommand('luahbtex', interaction, draft, shell,
+               synctex, options, reference);
+    }
+arguments:
+- identifier: interaction
+  flag: >
+    @{
+        if ([ 'batchmode', 'nonstopmode', 'scrollmode',
+              'errorstopmode' ].contains(parameters.interaction)) {
+            return '--interaction='.concat(parameters.interaction);
+        }
+        else {
+            throwError('The provided interaction value is not valid.');
+        }
+    }
+- identifier: shell
+  flag: >
+    @{
+        isTrue(parameters.shell, '--shell-escape', '--no-shell-escape')
+    }
+- identifier: synctex
+  flag: >
+    @{
+        isTrue(parameters.synctex, '--synctex=1', '--synctex=0')
+    }
+- identifier: draft
+  flag: >
+    @{
+        isTrue(parameters.draft, '--draftmode')
+    }
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        }
+        else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/lualatex.yaml b/Master/texmf-dist/scripts/arara/rules/lualatex.yaml
index 4c4628d2482..d9870976d1a 100644
--- a/Master/texmf-dist/scripts/arara/rules/lualatex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/lualatex.yaml
@@ -1,22 +1,32 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: lualatex
 name: LuaLaTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: LuaLaTeX engine
   command: >
     @{
-        return getCommand('lualatex', interaction, draft, shell,
-               synctex, options, file);
+        return getCommand(branch, interaction, draft, shell,
+               synctex, options, reference);
     }
 arguments:
+- identifier: branch
+  flag: >
+    @{
+        engines = [ 'stable' : 'lualatex', 'developer' : 'lualatex-dev' ];
+        if (engines.keySet().contains(parameters.branch)) {
+            return engines.get(parameters.branch);
+        } else {
+            throwError('The valid branch values are: ' + engines.keySet());
+        }
+    }
+  default: 'lualatex'
 - identifier: interaction
   flag: >
     @{
diff --git a/Master/texmf-dist/scripts/arara/rules/luatex.yaml b/Master/texmf-dist/scripts/arara/rules/luatex.yaml
index 78840f6d96d..86c7556993f 100644
--- a/Master/texmf-dist/scripts/arara/rules/luatex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/luatex.yaml
@@ -1,20 +1,19 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: luatex
 name: LuaTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: LuaTeX engine
   command: >
     @{
         return getCommand('luatex', interaction, draft, shell,
-               synctex, options, file);
+               synctex, options, reference);
     }
 arguments:
 - identifier: interaction
diff --git a/Master/texmf-dist/scripts/arara/rules/make.yaml b/Master/texmf-dist/scripts/arara/rules/make.yaml
index 07e619aa2df..0298ae95bee 100644
--- a/Master/texmf-dist/scripts/arara/rules/make.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/make.yaml
@@ -1,14 +1,13 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: make
 name: Make
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The Make program
   command: >
diff --git a/Master/texmf-dist/scripts/arara/rules/makeglossaries.yaml b/Master/texmf-dist/scripts/arara/rules/makeglossaries.yaml
index 562af6d149a..34c1c07002f 100644
--- a/Master/texmf-dist/scripts/arara/rules/makeglossaries.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/makeglossaries.yaml
@@ -1,22 +1,20 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: makeglossaries
 name: MakeGlossaries
 authors:
-- Marco Daniel
-- Nicola Talbot
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The MakeGlossaries software
   command: >
     @{
         if (isEmpty(clean))
         {
-           return getCommand('makeglossaries', options, getBasename(file));
+           return getCommand('makeglossaries', options, getBasename(reference));
         }
         else {
            prefix = [];
@@ -27,7 +25,7 @@ commands:
                prefix = [ 'cmd', '/c', 'del' ];
            }
 
-           base = getBasename(file);
+           base = getBasename(reference);
            removals = [];
 
            removals.add(getCommand(prefix, base.concat(".glsdefs")));
diff --git a/Master/texmf-dist/scripts/arara/rules/makeglossarieslite.yaml b/Master/texmf-dist/scripts/arara/rules/makeglossarieslite.yaml
index fc48090c668..d716e97b4ab 100644
--- a/Master/texmf-dist/scripts/arara/rules/makeglossarieslite.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/makeglossarieslite.yaml
@@ -1,20 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: makeglossarieslite
 name: MakeGlossariesLite
 authors:
-- Marco Daniel
-- Nicola Talbot
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The MakeGlossariesLite software
   command: >
     @{
-       return  getCommand('makeglossaries-lite', options, getBasename(file));
+       return  getCommand('makeglossaries-lite', options, getBasename(reference));
     }
 arguments:
 - identifier: options
diff --git a/Master/texmf-dist/scripts/arara/rules/makeindex.yaml b/Master/texmf-dist/scripts/arara/rules/makeindex.yaml
index 83f7e286d02..795075bce2a 100644
--- a/Master/texmf-dist/scripts/arara/rules/makeindex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/makeindex.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: makeindex
 name: MakeIndex
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The MakeIndex software
   command: >
     @{
-        base = getBasename(file);
+        base = getBasename(reference);
         infile = base.concat('.').concat(input);
         outfile = [ '-o', base.concat('.').concat(output) ];
         logfile = [ '-t', base.concat('.').concat(log) ];
diff --git a/Master/texmf-dist/scripts/arara/rules/metapost.yaml b/Master/texmf-dist/scripts/arara/rules/metapost.yaml
new file mode 100644
index 00000000000..390d08a1406
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/metapost.yaml
@@ -0,0 +1,50 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: metapost
+name: Metapost
+authors:
+- Island of TeX
+commands:
+- name: Metapost
+  command: >
+    @{
+        return getCommand('mpost', interaction, numbersystem,
+               options, file);
+    }
+arguments:
+- identifier: interaction
+  flag: >
+    @{
+        if ([ 'batchmode', 'nonstopmode', 'scrollmode',
+              'errorstopmode' ].contains(parameters.interaction)) {
+            return '-interaction='.concat(parameters.interaction);
+        }
+        else {
+            throwError('The provided interaction value is not valid.');
+        }
+    }
+- identifier: numbersystem
+  flag: >
+    @{
+        if ([ 'scaled', 'double', 'binary',
+              'decimal' ].contains(parameters.numbersystem)) {
+            return '-numbersystem='.concat(parameters.numbersystem);
+        }
+        else {
+            throwError('The provided numbersystem value is not valid.');
+        }
+    }
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        }
+        else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/nomencl.yaml b/Master/texmf-dist/scripts/arara/rules/nomencl.yaml
index 2a563b62664..a2c3acf468a 100644
--- a/Master/texmf-dist/scripts/arara/rules/nomencl.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/nomencl.yaml
@@ -1,21 +1,19 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: nomencl
 name: Nomencl
 authors:
-- Marco Daniel
-- Nicola Talbot
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The Nomenclature software
   command: >
     @{
-        nlo = getBasename(file).concat('.nlo');
-        nls = getBasename(file).concat('.nls');
+        nlo = getBasename(reference).concat('.nlo');
+        nls = getBasename(reference).concat('.nls');
         return getCommand('makeindex', options, nlo, style, '-o', nls);
     }
 arguments:
diff --git a/Master/texmf-dist/scripts/arara/rules/pbibtex.yaml b/Master/texmf-dist/scripts/arara/rules/pbibtex.yaml
new file mode 100644
index 00000000000..9b39451d4d3
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/pbibtex.yaml
@@ -0,0 +1,27 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: pbibtex
+name: pBibTeX
+authors:
+- Island of TeX
+commands:
+- name: The pBibTeX reference management software
+  command: >
+    @{
+        return getCommand('pbibtex', options, getBasename(reference))
+    }
+arguments:
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        }
+        else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/pdfcsplain.yaml b/Master/texmf-dist/scripts/arara/rules/pdfcsplain.yaml
index db9bbdbec50..6dc6d287f49 100644
--- a/Master/texmf-dist/scripts/arara/rules/pdfcsplain.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/pdfcsplain.yaml
@@ -1,19 +1,19 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: pdfcsplain
 name: PDFCSplain
 authors:
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: PDFCSplain engine
   command: >
     @{
         return getCommand('pdfcsplain', interaction, draft, shell,
-               synctex, options, file);
+               synctex, options, reference);
     }
 arguments:
 - identifier: interaction
diff --git a/Master/texmf-dist/scripts/arara/rules/pdflatex.yaml b/Master/texmf-dist/scripts/arara/rules/pdflatex.yaml
index 61b9b8d3560..3df1135dfa9 100644
--- a/Master/texmf-dist/scripts/arara/rules/pdflatex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/pdflatex.yaml
@@ -1,22 +1,32 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: pdflatex
 name: PDFLaTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: PDFLaTeX engine
   command: >
     @{
-        return getCommand('pdflatex', interaction, draft, shell,
-               synctex, options, file);
+        return getCommand(branch, interaction, draft, shell,
+               synctex, options, reference);
     }
 arguments:
+- identifier: branch
+  flag: >
+    @{
+        engines = [ 'stable' : 'pdflatex', 'developer' : 'pdflatex-dev' ];
+        if (engines.keySet().contains(parameters.branch)) {
+            return engines.get(parameters.branch);
+        } else {
+            throwError('The valid branch values are: ' + engines.keySet());
+        }
+    }
+  default: 'pdflatex'
 - identifier: interaction
   flag: >
     @{
diff --git a/Master/texmf-dist/scripts/arara/rules/pdftex.yaml b/Master/texmf-dist/scripts/arara/rules/pdftex.yaml
index 2e3126bbfdc..8b10bc02f56 100644
--- a/Master/texmf-dist/scripts/arara/rules/pdftex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/pdftex.yaml
@@ -1,20 +1,19 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: pdftex
 name: PDFTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: PDFTeX engine
   command: >
     @{
         return getCommand('pdftex', interaction, draft, shell,
-               synctex, options, file);
+               synctex, options, reference);
     }
 arguments:
 - identifier: interaction
diff --git a/Master/texmf-dist/scripts/arara/rules/pdftk.yaml b/Master/texmf-dist/scripts/arara/rules/pdftk.yaml
index 9bd3f460600..67e81f0bd4d 100644
--- a/Master/texmf-dist/scripts/arara/rules/pdftk.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/pdftk.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: pdftk
 name: PDFtk
 authors:
-- Nicola Talbot
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: PDFtk
   command: >
    @{
-      input = getBasename(file).concat('.pdf');
+      input = getBasename(reference).concat('.pdf');
       return getCommand('pdftk', input, options);
     }
 arguments:
diff --git a/Master/texmf-dist/scripts/arara/rules/platex.yaml b/Master/texmf-dist/scripts/arara/rules/platex.yaml
new file mode 100644
index 00000000000..3a592687539
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/platex.yaml
@@ -0,0 +1,60 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: platex
+name: pLaTeX
+authors:
+- Island of TeX
+commands:
+- name: pLaTeX engine
+  command: >
+    @{
+        return getCommand(branch, interaction, shell,
+               synctex, options, reference);
+    }
+arguments:
+- identifier: branch
+  flag: >
+    @{
+        engines = [ 'stable' : 'platex', 'developer' : 'platex-dev' ];
+        if (engines.keySet().contains(parameters.branch)) {
+            return engines.get(parameters.branch);
+        } else {
+            throwError('The valid branch values are: ' + engines.keySet());
+        }
+    }
+  default: 'platex'
+- identifier: interaction
+  flag: >
+    @{
+        if ([ 'batchmode', 'nonstopmode', 'scrollmode',
+              'errorstopmode' ].contains(parameters.interaction)) {
+            return '--interaction='.concat(parameters.interaction);
+        }
+        else {
+            throwError('The provided interaction value is not valid.');
+        }
+    }
+- identifier: shell
+  flag: >
+    @{
+        isTrue(parameters.shell, '--shell-escape', '--no-shell-escape')
+    }
+- identifier: synctex
+  flag: >
+    @{
+        isTrue(parameters.synctex, '--synctex=1', '--synctex=0')
+    }
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        }
+        else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/ps2pdf.yaml b/Master/texmf-dist/scripts/arara/rules/ps2pdf.yaml
index 656f7e22c31..fe5684d1c2b 100644
--- a/Master/texmf-dist/scripts/arara/rules/ps2pdf.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/ps2pdf.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: ps2pdf
 name: PS2PDF
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The PS2PDF program
   command: >
     @{
-        infile = getBasename(file).concat('.ps');
+        infile = getBasename(reference).concat('.ps');
         outfile = getBasename(output).concat('.pdf');
         return getCommand('ps2pdf', options, infile, outfile);
     }
@@ -25,7 +24,7 @@ arguments:
     }
   default: >
     @{
-        file
+        reference
     }
 - identifier: options
   flag: >
diff --git a/Master/texmf-dist/scripts/arara/rules/ptex.yaml b/Master/texmf-dist/scripts/arara/rules/ptex.yaml
new file mode 100644
index 00000000000..3771981e7f6
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/ptex.yaml
@@ -0,0 +1,49 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: ptex
+name: pTeX
+authors:
+- Island of TeX
+commands:
+- name: pTeX engine
+  command: >
+    @{
+        return getCommand('ptex', interaction, shell,
+               synctex, options, reference);
+    }
+arguments:
+- identifier: interaction
+  flag: >
+    @{
+        if ([ 'batchmode', 'nonstopmode', 'scrollmode',
+              'errorstopmode' ].contains(parameters.interaction)) {
+            return '--interaction='.concat(parameters.interaction);
+        }
+        else {
+            throwError('The provided interaction value is not valid.');
+        }
+    }
+- identifier: shell
+  flag: >
+    @{
+        isTrue(parameters.shell, '--shell-escape', '--no-shell-escape')
+    }
+- identifier: synctex
+  flag: >
+    @{
+        isTrue(parameters.synctex, '--synctex=1', '--synctex=0')
+    }
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        }
+        else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/sketch.yaml b/Master/texmf-dist/scripts/arara/rules/sketch.yaml
index a170aa20f2d..ca3d22834a2 100644
--- a/Master/texmf-dist/scripts/arara/rules/sketch.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/sketch.yaml
@@ -1,6 +1,6 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
@@ -8,13 +8,13 @@ identifier: sketch
 name: Sketch
 authors:
 - Sergey Ulyanov
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The Sketch software
   command: >
     @{
-        output = getBasename(file).concat('.tex');
-        return getCommand('sketch', options, file, '-o', output);
+        output = getBasename(reference).concat('.tex');
+        return getCommand('sketch', options, reference, '-o', output);
     }
 arguments:
 - identifier: options
diff --git a/Master/texmf-dist/scripts/arara/rules/songidx.yaml b/Master/texmf-dist/scripts/arara/rules/songidx.yaml
index 818c4333a77..ff4a27e6b8f 100644
--- a/Master/texmf-dist/scripts/arara/rules/songidx.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/songidx.yaml
@@ -1,6 +1,6 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
@@ -8,7 +8,7 @@ identifier: songidx
 name: SongIDX
 authors:
 - Francesco Endrici
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The SongIDX Lua script
   command: >
diff --git a/Master/texmf-dist/scripts/arara/rules/tex.yaml b/Master/texmf-dist/scripts/arara/rules/tex.yaml
index c0321b34dce..701d2000962 100644
--- a/Master/texmf-dist/scripts/arara/rules/tex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/tex.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: tex
 name: TeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: TeX engine
   command: >
     @{
-        return getCommand('tex', interaction, shell, options, file);
+        return getCommand('tex', interaction, shell, options, reference);
     }
 arguments:
 - identifier: interaction
diff --git a/Master/texmf-dist/scripts/arara/rules/texindy.yaml b/Master/texmf-dist/scripts/arara/rules/texindy.yaml
index d527e0292d2..54b468d42ac 100644
--- a/Master/texmf-dist/scripts/arara/rules/texindy.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/texindy.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: texindy
 name: TeXindy
 authors:
-- Nicola Talbot
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The TeXindy software
   command: >
     @{
-        base = getBasename(file);
+        base = getBasename(reference);
         infile = base.concat('.').concat(input);
         outfile = [ '-o', base.concat('.').concat(output) ];
         logfile = [ '-t', base.concat('.').concat(log) ];
diff --git a/Master/texmf-dist/scripts/arara/rules/tikzmake.yaml b/Master/texmf-dist/scripts/arara/rules/tikzmake.yaml
index e6cb809a54e..97942aaa3ba 100644
--- a/Master/texmf-dist/scripts/arara/rules/tikzmake.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/tikzmake.yaml
@@ -1,6 +1,6 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
@@ -8,12 +8,12 @@ identifier: tikzmake
 name: TikZmake
 authors:
 - Robbie Smith
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: TikZ list-and-make engine
   command: >
     @{
-        makefile = getBasename(file).concat('.makefile');
+        makefile = getBasename(reference).concat('.makefile');
         return getCommand('make', force, jobs, options, '-f', makefile);
     }
 arguments:
diff --git a/Master/texmf-dist/scripts/arara/rules/upbibtex.yaml b/Master/texmf-dist/scripts/arara/rules/upbibtex.yaml
new file mode 100644
index 00000000000..eb0f5fba9db
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/upbibtex.yaml
@@ -0,0 +1,27 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: upbibtex
+name: upBibTeX
+authors:
+- Island of TeX
+commands:
+- name: The upBibTeX reference management software
+  command: >
+    @{
+        return getCommand('upbibtex', options, getBasename(reference))
+    }
+arguments:
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        }
+        else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/uplatex.yaml b/Master/texmf-dist/scripts/arara/rules/uplatex.yaml
new file mode 100644
index 00000000000..0fd1d575f9a
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/uplatex.yaml
@@ -0,0 +1,60 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: uplatex
+name: upLaTeX
+authors:
+- Island of TeX
+commands:
+- name: upLaTeX engine
+  command: >
+    @{
+        return getCommand(branch, interaction, shell,
+               synctex, options, reference);
+    }
+arguments:
+- identifier: branch
+  flag: >
+    @{
+        engines = [ 'stable' : 'uplatex', 'developer' : 'uplatex-dev' ];
+        if (engines.keySet().contains(parameters.branch)) {
+            return engines.get(parameters.branch);
+        } else {
+            throwError('The valid branch values are: ' + engines.keySet());
+        }
+    }
+  default: 'uplatex'
+- identifier: interaction
+  flag: >
+    @{
+        if ([ 'batchmode', 'nonstopmode', 'scrollmode',
+              'errorstopmode' ].contains(parameters.interaction)) {
+            return '--interaction='.concat(parameters.interaction);
+        }
+        else {
+            throwError('The provided interaction value is not valid.');
+        }
+    }
+- identifier: shell
+  flag: >
+    @{
+        isTrue(parameters.shell, '--shell-escape', '--no-shell-escape')
+    }
+- identifier: synctex
+  flag: >
+    @{
+        isTrue(parameters.synctex, '--synctex=1', '--synctex=0')
+    }
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        }
+        else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/uptex.yaml b/Master/texmf-dist/scripts/arara/rules/uptex.yaml
new file mode 100644
index 00000000000..b2c9c90fe70
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/uptex.yaml
@@ -0,0 +1,49 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX 
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: uptex
+name: upTeX
+authors:
+- Island of TeX
+commands:
+- name: upTeX engine
+  command: >
+    @{
+        return getCommand('uptex', interaction, shell,
+               synctex, options, reference);
+    }
+arguments:
+- identifier: interaction
+  flag: >
+    @{
+        if ([ 'batchmode', 'nonstopmode', 'scrollmode',
+              'errorstopmode' ].contains(parameters.interaction)) {
+            return '--interaction='.concat(parameters.interaction);
+        }
+        else {
+            throwError('The provided interaction value is not valid.');
+        }
+    }
+- identifier: shell
+  flag: >
+    @{
+        isTrue(parameters.shell, '--shell-escape', '--no-shell-escape')
+    }
+- identifier: synctex
+  flag: >
+    @{
+        isTrue(parameters.synctex, '--synctex=1', '--synctex=0')
+    }
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        }
+        else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/velocity.yaml b/Master/texmf-dist/scripts/arara/rules/velocity.yaml
deleted file mode 100644
index 0fd62a94650..00000000000
--- a/Master/texmf-dist/scripts/arara/rules/velocity.yaml
+++ /dev/null
@@ -1,41 +0,0 @@
-!config
-# Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
-# All rights reserved.
-#
-# This rule is part of arara.
-identifier: velocity
-name: Velocity
-authors:
-- Paulo Cereda
-commands:
-- name: The Velocity engine
-  command: >
-    @{
-        mergeVelocityTemplate(isEmpty(input, reference, toFile(input)),
-                              toFile(output), context);
-        return true;
-    }
-arguments:
-- identifier: context
-  flag: >
-    @{
-        if (isMap(parameters.context)) {
-            return parameters.context;
-        }
-        else {
-            throwError('I was expecting a context map.');
-        }
-    }
-  required: true
-- identifier: output
-  flag: >
-    @{
-        return parameters.output;
-    }
-  required: true
-- identifier: input
-  flag: >
-    @{
-        return parameters.input;
-    }
diff --git a/Master/texmf-dist/scripts/arara/rules/xdvipdfmx.yaml b/Master/texmf-dist/scripts/arara/rules/xdvipdfmx.yaml
index b9433f8a939..bf67572fc34 100644
--- a/Master/texmf-dist/scripts/arara/rules/xdvipdfmx.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/xdvipdfmx.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: xdvipdfmx
 name: XDVIPDFMX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The XDVIPDFMX program
   command: >
     @{
-        infile = getBasename(file).concat('.dvi');
+        infile = getBasename(reference).concat('.dvi');
         outfile = getBasename(output).concat('.pdf');
         return getCommand('xdvipdfmx', infile, '-o', outfile, options);
     }
@@ -25,7 +24,7 @@ arguments:
     }
   default: >
     @{
-        file
+        reference
     }
 - identifier: options
   flag: >
diff --git a/Master/texmf-dist/scripts/arara/rules/xelatex.yaml b/Master/texmf-dist/scripts/arara/rules/xelatex.yaml
index e248ae2fe87..ef1e1a8f0a0 100644
--- a/Master/texmf-dist/scripts/arara/rules/xelatex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/xelatex.yaml
@@ -1,22 +1,32 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: xelatex
 name: XeLaTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: XeLaTeX engine
   command: >
     @{
-        return getCommand('xelatex', interaction, shell,
-               synctex, options, file);
+        return getCommand(branch, interaction, shell,
+               synctex, options, reference);
     }
 arguments:
+- identifier: branch
+  flag: >
+    @{
+        engines = [ 'stable' : 'xelatex', 'developer' : 'xelatex-dev' ];
+        if (engines.keySet().contains(parameters.branch)) {
+            return engines.get(parameters.branch);
+        } else {
+            throwError('The valid branch values are: ' + engines.keySet());
+        }
+    }
+  default: 'xelatex'
 - identifier: interaction
   flag: >
     @{
diff --git a/Master/texmf-dist/scripts/arara/rules/xetex.yaml b/Master/texmf-dist/scripts/arara/rules/xetex.yaml
index 2a9369e0e87..0d13768a285 100644
--- a/Master/texmf-dist/scripts/arara/rules/xetex.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/xetex.yaml
@@ -1,20 +1,19 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: xetex
 name: XeTeX
 authors:
-- Marco Daniel
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: XeTeX engine
   command: >
     @{
         return getCommand('xetex', interaction, shell,
-               synctex, options, file);
+               synctex, options, reference);
     }
 arguments:
 - identifier: interaction
diff --git a/Master/texmf-dist/scripts/arara/rules/xindex.yaml b/Master/texmf-dist/scripts/arara/rules/xindex.yaml
new file mode 100644
index 00000000000..8ec73cf0688
--- /dev/null
+++ b/Master/texmf-dist/scripts/arara/rules/xindex.yaml
@@ -0,0 +1,49 @@
+!config
+# Arara, the cool TeX automation tool
+# Copyright (c) 2020, Island of TeX
+# All rights reserved.
+#
+# This rule is part of arara.
+identifier: xindex
+name: xindex
+authors:
+- Island of TeX
+commands:
+- name: The xindex software
+  command: >
+    @{
+        return getCommand('xindex', config, language, options, input);
+    }
+arguments:
+- identifier: input
+  flag: >
+    @{
+        return parameters.input;
+    }
+- identifier: config
+  flag: >
+    @{
+        return [ '-c', parameters.config ];
+    }
+  default: >
+    @{
+        return [ '-c', 'cfg' ];
+    }
+- identifier: language
+  flag: >
+    @{
+        return [ '-l', parameters.language ];
+    }
+  default: >
+    @{
+        return [ '-l', 'en' ];
+    }
+- identifier: options
+  flag: >
+    @{
+        if (isList(parameters.options)) {
+            return parameters.options;
+        } else {
+            throwError('I was expecting a list of options.');
+        }
+    }
diff --git a/Master/texmf-dist/scripts/arara/rules/xindy.yaml b/Master/texmf-dist/scripts/arara/rules/xindy.yaml
index 6daf807cc86..2efc37daf5d 100644
--- a/Master/texmf-dist/scripts/arara/rules/xindy.yaml
+++ b/Master/texmf-dist/scripts/arara/rules/xindy.yaml
@@ -1,19 +1,18 @@
 !config
 # Arara, the cool TeX automation tool
-# Copyright (c) 2018, Paulo Roberto Massa Cereda 
+# Copyright (c) 2020, Island of TeX 
 # All rights reserved.
 #
 # This rule is part of arara.
 identifier: xindy
 name: Xindy
 authors:
-- Nicola Talbot
-- Paulo Cereda
+- Island of TeX
 commands:
 - name: The Xindy software
   command: >
     @{
-        base = getBasename(file);
+        base = getBasename(reference);
         infile = base.concat('.').concat(input);
         outfile = [ '-o', base.concat('.').concat(output) ];
         logfile = [ '-t', base.concat('.').concat(log) ];