diff --git a/repository/Grafoscopio-Utils/CodiMD.class.st b/repository/Grafoscopio-Utils/HedgeDoc.class.st
similarity index 77%
rename from repository/Grafoscopio-Utils/CodiMD.class.st
rename to repository/Grafoscopio-Utils/HedgeDoc.class.st
index 108e451..341cd2b 100644
--- a/repository/Grafoscopio-Utils/CodiMD.class.st
+++ b/repository/Grafoscopio-Utils/HedgeDoc.class.st
@@ -6,7 +6,7 @@ so one document can start online (as a CodiMD pad) and continue as a Grafoscopio
 notebook or viceversa.
 "
 Class {
-	#name : #CodiMD,
+	#name : #HedgeDoc,
 	#superclass : #Object,
 	#instVars : [
 		'server',
@@ -18,28 +18,28 @@ Class {
 }
 
 { #category : #'as yet unclassified' }
-CodiMD class >> newDefault [
+HedgeDoc class >> newDefault [
 	^ self new
 		defaultServer.
 ]
 
 { #category : #accessing }
-CodiMD >> contents [
+HedgeDoc >> contents [
 	^ contents
 ]
 
 { #category : #accessing }
-CodiMD >> contents: anObject [
+HedgeDoc >> contents: anObject [
 	contents := anObject
 ]
 
 { #category : #'as yet unclassified' }
-CodiMD >> defaultServer [
+HedgeDoc >> defaultServer [
 	self server: 'https://docutopia.tupale.co'.
 ]
 
 { #category : #'as yet unclassified' }
-CodiMD >> htmlUrl [
+HedgeDoc >> htmlUrl [
 	| link |
 	link := self url copy.
 	link segments insert: 's' before: 1.
@@ -47,28 +47,28 @@ CodiMD >> htmlUrl [
 ]
 
 { #category : #'as yet unclassified' }
-CodiMD >> importContents [
+HedgeDoc >> importContents [
 	self contents: self retrieveContents
 ]
 
 { #category : #accessing }
-CodiMD >> pad [
+HedgeDoc >> pad [
 	^ pad
 ]
 
 { #category : #accessing }
-CodiMD >> pad: anObject [
+HedgeDoc >> pad: anObject [
 	pad := anObject
 ]
 
 { #category : #'as yet unclassified' }
-CodiMD >> retrieveContents [
+HedgeDoc >> retrieveContents [
 	self url ifNil: [ ^ self ].
 	^ (self url addPathSegment: 'download') retrieveContents
 ]
 
 { #category : #'as yet unclassified' }
-CodiMD >> retrieveHtmlContents [
+HedgeDoc >> retrieveHtmlContents [
 	| htmlContents |
 	self url ifNil: [ ^ self ].
 	htmlContents := self htmlUrl.
@@ -76,38 +76,38 @@ CodiMD >> retrieveHtmlContents [
 ]
 
 { #category : #'as yet unclassified' }
-CodiMD >> saveContentsToFile: aFileLocator [
+HedgeDoc >> saveContentsToFile: aFileLocator [
 	self url ifNil: [ ^ self ].
 	^ (self url addPathSegment: 'download') saveContentsToFile: aFileLocator
 ]
 
 { #category : #'as yet unclassified' }
-CodiMD >> saveHtmlContentsToFile: aFileLocator [
+HedgeDoc >> saveHtmlContentsToFile: aFileLocator [
 	self url ifNil: [ ^ self ].
 	^ self htmlUrl saveContentsToFile: aFileLocator
 ]
 
 { #category : #accessing }
-CodiMD >> server [
+HedgeDoc >> server [
 	^ server
 ]
 
 { #category : #accessing }
-CodiMD >> server: aUrlString [
+HedgeDoc >> server: aUrlString [
 	server := aUrlString
 ]
 
 { #category : #accessing }
-CodiMD >> url [
+HedgeDoc >> url [
 	^ url asUrl
 ]
 
 { #category : #accessing }
-CodiMD >> url: anObject [
+HedgeDoc >> url: anObject [
 	url := anObject
 ]
 
 { #category : #visiting }
-CodiMD >> visit [
+HedgeDoc >> visit [
 	WebBrowser openOn: self server, '/', self pad.
 ]
diff --git a/repository/Grafoscopio-Utils/Markdown.class.st b/repository/Grafoscopio-Utils/Markdown.class.st
index 752091a..7ca036b 100644
--- a/repository/Grafoscopio-Utils/Markdown.class.st
+++ b/repository/Grafoscopio-Utils/Markdown.class.st
@@ -143,8 +143,12 @@ Markdown >> locateYAMLMetadataClosing [
 
 { #category : #accessing }
 Markdown >> metadata [
-	
-	^ PPYAMLGrammar new parse: self extractYAMLMetadata.
+	| rawMeta |
+	rawMeta := PPYAMLGrammar new parse: self extractYAMLMetadata.
+	rawMeta associationsDo: [ :assoc | 
+		assoc value = 'false' ifTrue: [ assoc value: false ].
+		assoc value = 'true' ifTrue: [ assoc value: true ] ].
+	^ rawMeta 
 ]
 
 { #category : #utilities }
diff --git a/repository/Grafoscopio-Utils/Pandoc.class.st b/repository/Grafoscopio-Utils/Pandoc.class.st
index b97d436..c4f6d93 100644
--- a/repository/Grafoscopio-Utils/Pandoc.class.st
+++ b/repository/Grafoscopio-Utils/Pandoc.class.st
@@ -114,8 +114,8 @@ Pandoc class >> luaFilters [
 { #category : #converters }
 Pandoc class >> markdownToHtml: inputFile [
 	
-	(Smalltalk os isUnix or: [ Smalltalk os isMacOS ]) ifTrue: [ self markdownToHtmlOnUnix: inputFile ].
-	Smalltalk os isWindows ifTrue: [ self markdownToHtmlOnWindows: inputFile ].
+	(Smalltalk os isUnix or: [ Smalltalk os isMacOS ]) ifTrue: [ ^ self markdownToHtmlOnUnix: inputFile ].
+	Smalltalk os isWindows ifTrue: [ ^ self markdownToHtmlOnWindows: inputFile ].
 ]
 
 { #category : #converters }