diff --git a/repository/TiddlyWiki/Tiddler.class.st b/repository/TiddlyWiki/Tiddler.class.st
index 48d5a4b..9925437 100644
--- a/repository/TiddlyWiki/Tiddler.class.st
+++ b/repository/TiddlyWiki/Tiddler.class.st
@@ -145,11 +145,18 @@ Tiddler >> exportJSONFile [
 
 { #category : #accessing }
 Tiddler >> exportSTONFile [
+
+	self exportSTONFileInto: 'tiddlers'
+]
+
+{ #category : #accessing }
+Tiddler >> exportSTONFileInto: subfolder [
+	
 	| stonFile output dashedTitle sanitized date |
 	dashedTitle := '-' join: (self title substrings collect: [ :each | each ]).
 	sanitized := dashedTitle copyWithoutAll: #($¿ $? $! $¡ $/).
 	date := self created hash hex copyFrom: 1 to: 5.
-	stonFile := self wiki file parent / 'tiddlers' / (sanitized, '--', date, '.ston').
+	stonFile := self wiki file parent / subfolder / (sanitized, '--', date, '.ston').
 	^ MarkupFile exportAsFileOn: stonFile containing: self asStonStringPretty
 ]
 
diff --git a/repository/TiddlyWiki/TiddlyWiki.class.st b/repository/TiddlyWiki/TiddlyWiki.class.st
index 94a6fc6..732ab19 100644
--- a/repository/TiddlyWiki/TiddlyWiki.class.st
+++ b/repository/TiddlyWiki/TiddlyWiki.class.st
@@ -80,6 +80,15 @@ TiddlyWiki >> contentTiddlers [
 	^ self tiddlers copyWithoutAll: self shadow  
 ]
 
+{ #category : #accessing }
+TiddlyWiki >> exportContentType: aMimeType [
+
+	| filteredTiddlers tempWiki | 
+	filteredTiddlers := self selectContentType: aMimeType.
+	filteredTiddlers do: [ :each | each exportSTONFileInto: self largeTiddlersFolderName ].
+	^ self largeTiddlersFolder
+]
+
 { #category : #accessing }
 TiddlyWiki >> exportJSONFile [
 	| docTree rawJsonTiddlers |
@@ -91,7 +100,14 @@ TiddlyWiki >> exportJSONFile [
 
 { #category : #accessing }
 TiddlyWiki >> exportJSONSubtiddlers: subtiddlersCollection [
-	^ MarkupFile exportAsFileOn: self file parent / 'subtiddlers.json' containing: (self jsonSubtiddlers: subtiddlersCollection) 
+
+	^ self exportJSONSubtiddlers: subtiddlersCollection as: 'subtiddlers'
+]
+
+{ #category : #accessing }
+TiddlyWiki >> exportJSONSubtiddlers: subtiddlersCollection as: aName [
+
+	^ MarkupFile exportAsFileOn: self file parent / aName, 'json' containing: (self 	jsonSubtiddlers: subtiddlersCollection)
 ]
 
 { #category : #accessing }
@@ -105,7 +121,7 @@ TiddlyWiki >> exportSTONFiles [
 			stonFile := FileLocator temp / 'tiddlers.ston' ]
 		ifNotNil: [ 
 		stonFile := self tiddlersJSONFile withoutExtension , 'ston' ].
-	shadowFile := self shadowsFolder / '_shadow.ston'.
+	shadowFile := self largeTiddlersFolder / '_shadow.ston'.
 	wikiTemp := self copy.
 	wikiTemp tiddlers: self contentTiddlers.
 	wikiTemp := wikiTemp withoutImages.
@@ -190,6 +206,24 @@ TiddlyWiki >> jsonSubtiddlers: subtiddlersCollection [
 	^ STONJSON toStringPretty: subtiddlersDict
 ]
 
+{ #category : #accessing }
+TiddlyWiki >> largeTiddlersFolder [
+	"I store all shadow tiddlers, i.e. tiddlers that provide functionality to TiddlyWiki,
+	for example the ones that come in the plugins or in system tiddlers.
+	For more information about shadow tiddlers, see #shadow method."
+	
+	| folder |
+	folder := self file parent / self largeTiddlersFolderName.
+	folder ensureCreateDirectory.
+	^ folder
+]
+
+{ #category : #accessing }
+TiddlyWiki >> largeTiddlersFolderName [
+
+	^ 'largeTiddlers'
+]
+
 { #category : #accessing }
 TiddlyWiki >> loadFromConfig: wikiname [ 
 	^ (self configDictonary at: wikiname) importJSONFile.
@@ -245,6 +279,17 @@ TiddlyWiki >> printOn: aStream [
 		nextPutAll: '( ', self name ,' )'
 ]
 
+{ #category : #accessing }
+TiddlyWiki >> rebuildTiddlersJSON [
+
+	| stonTiddlers stonTiddlerFiles |
+	stonTiddlerFiles := self tiddlersFolder asFileReference children 
+		select: [ :each | each fullName endsWith: 'ston' ].
+	stonTiddlers := stonTiddlerFiles collect: [ :each | STON fromString: each contents ]. 
+	self tiddlers: stonTiddlers.
+	^ self exportJSONSubtiddlers: self tiddlers as: 'rebuildedTiddlers'.
+]
+
 { #category : #accessing }
 TiddlyWiki >> remote [
 
@@ -257,6 +302,12 @@ TiddlyWiki >> remote: aUrlString [
 	remote := aUrlString asZnUrl 
 ]
 
+{ #category : #accessing }
+TiddlyWiki >> selectContentType: mimeType [
+
+	^ self tiddlers select: [ :tiddler | tiddler type isNotNil and: [tiddler type beginsWith: mimeType ]]
+]
+
 { #category : #accessing }
 TiddlyWiki >> shadow [
 	"Shadow tiddlers are tiddlers that are loaded from plugins.
@@ -267,14 +318,6 @@ TiddlyWiki >> shadow [
  	^ self tiddlers select: [:tiddler | tiddler title beginsWith: '$:/']
 ]
 
-{ #category : #accessing }
-TiddlyWiki >> shadowsFolder [
-	"I store all shadow tiddlers, i.e. tiddlers that provide functionality to TiddlyWiki,
-	for example the ones that come in the plugins or in system tiddlers.
-	For more information about shadow tiddlers, see #shadow method."
-	^ self file parent / 'shadow'
-]
-
 { #category : #accessing }
 TiddlyWiki >> taggedWith: aTag [
 	^ self tiddlers select: [:tiddler | 
@@ -318,7 +361,7 @@ TiddlyWiki >> tiddlersJSONUrl [
 { #category : #accessing }
 TiddlyWiki >> withoutContentType: application [
 	| filteredTiddlers tempWiki | 
-	filteredTiddlers := self tiddlers reject: [:tiddler | tiddler type isNotNil and: [tiddler type beginsWith: application]  ].
+	filteredTiddlers := self tiddlers reject: [:tiddler | tiddler type isNotNil and: [tiddler type beginsWith: application ]].
 	tempWiki := self copy 
 		tiddlers: filteredTiddlers.
 	tempWiki tiddlers do: [:tiddler | tiddler wiki: tempWiki ].