| General Features | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
|---|---|---|---|---|
| Version |
5.1.21
|
1.6.6
|
R1.02b (kind of final release :-)
|
2.67
|
| Last Release Date |
2019-07-25 (6 years ago)
|
2015-08-29 (10 years ago)
|
2005-06-16 (20 years ago)
|
2008-10-17 (17 years ago)
|
| Last Update here |
2019-11-20 (6 years ago)
|
2015-08-29 (10 years ago)
|
2010-04-04 (16 years ago)
|
2008-10-28 (17 years ago)
|
| Author |
Jeremy Ruston, TiddlyWiki community
|
Radomir Dopieralski
|
Mario Salzer & Andi Fundinger
|
Joey Hess and the ikiwiki community
|
| URL | ||||
| Free and Open Source |
Yes
|
Yes
|
Yes
|
Yes
|
| License |
BSD
|
GPL v2
|
Public Domain (!)
|
GPL
|
| Programming Language |
HTML, JavaScript
|
Python
|
PHP
|
Perl
|
| Data Storage |
Files
|
Files, RCS
|
Database, Files, RCS
|
Files, RCS
|
| License Cost/ Fee |
0
|
0
|
0
|
0
|
| Development status |
Mature
|
Mature
|
Mature
|
Mature
|
| Intended Audience |
Individuals, private, small groups
|
small + medium sites, development teams
|
Anyone
|
|
| System Requirements | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Operating System |
Any
|
Linux, Unix, Windows, MacOSX
|
any
|
Any
|
| Root Access |
No
|
No
|
No
|
No
|
| Webserver |
Not required (optional backends available)
|
Standalone, WSGI, FastCGI, CGI
|
anything with PHP support
|
Any, or none
|
| Other Requirements |
A common browser
|
Mercurial
|
none
|
|
| Datastorage | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Text Files |
Optional
|
Yes
|
Plugin
|
Yes
|
| MySQL |
No
|
No
|
Plugin
|
No
|
| PostgreSQL |
No
|
No
|
Plugin
|
No
|
| Oracle |
No
|
No
|
No
|
No
|
| SQLite |
No
|
Optional
|
Plugin
|
No
|
| BerkeleyDB |
No
|
No
|
Plugin
|
No
|
| RCS |
No
|
Yes
|
Plugin
|
Yes
|
| Other |
Data self contained in html file OR as individual data files
|
Plain text files in Mercurial repository, with SQLite index
|
no
|
|
| Security/Anti-Spam | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Page Permissions |
Yes
|
Yes
|
Yes
|
Yes
|
| ACL |
No
|
No
|
Yes
|
Yes
|
| Authentication Backends |
optional extensions available
|
n/a
|
UNIX, LDAP, MySQL, PHP, other
|
Built-in, HTTP auth, OpenID; extensible via plugins
|
| Host Blocking |
No
|
No
|
Plugin
|
Yes
|
| Mail Encryption |
No
|
Yes
|
Plugin
|
Yes
|
| nofollow |
Unknown
|
No
|
Plugin
|
No
|
| Blacklist |
No
|
No
|
Plugin
|
Yes
|
| CAPTCHA |
No
|
Optional
|
Plugin
|
No
|
| Delayed Indexing |
Unknown
|
No
|
Patch
|
No
|
| Development/Support | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| # of Consultants | ||||
| Preconfigured Hosting |
Yes
|
No
|
No
|
No
|
| Code Repository | ||||
| Issue Tracker | ||||
| Mailing List | ||||
| Support Forum | ||||
| Chat Channel |
#wiki at freenode.net
|
not yet :-)
|
||
| Stars on GitHub |
8580 ⭐
|
N/A
|
N/A
|
N/A
|
| Common Features | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Preview |
Yes
|
Yes
|
Yes
|
Yes
|
| Minor Changes |
Yes
|
Yes
|
Plugin
|
No
|
| Change Summary |
Unknown
|
Yes
|
Plugin
|
Yes
|
| Page History |
Plugin
|
Yes
|
Yes
|
Yes
|
| Page Revisions |
Unlimited
|
Unlimited
|
Unlimited
|
Unlimited
|
| Revision Diffs |
Between all
|
Between all
|
Between all
|
Between all
|
| Sitemap |
Yes
|
Yes
|
Plugin
|
Plugin
|
| Plugin System |
Yes
|
No
|
Yes
|
Yes
|
| Special Features | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Unicode Support |
Yes
|
Yes
|
No
|
Yes
|
| Right-to-Left Support |
Yes
|
Optional
|
Patch
|
Yes
|
| Interface Languages |
4
German, English, French, Japanese |
15
Arabic, Czech, Danish, German, Greek, English, Spanish, Estonian, Finnish, French, Hungarian, Japanese, Polish, Russian, Swedish |
4
German, English, Spanish, Dutch |
1
English |
| Email notification |
Unknown
|
No
|
Plugin
|
Yes
|
| Comments |
Plugin
|
No
|
Plugin
|
Discussion Pages
|
| Categories |
Yes
|
Yes
|
Yes
|
Plugin
|
| Namespaces |
Plugin
|
Optional
|
No
|
Yes
|
| Conflict Handling |
None
|
Conflict Resolution
|
Page Locking
|
Conflict Resolution
|
| Concurrent Editing |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Search |
Full Text
|
Full Text
|
Full Text
|
Full Text
|
| Wiki Farming |
Yes
|
Optional
|
Optional
|
Yes
|
| Structured Data |
Yes
|
No
|
No
|
Unknown
|
| Links | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| CamelCase |
Yes
|
Optional
|
Yes
|
Plugin
|
| Freelinks |
Yes
|
Yes
|
Yes
|
Yes
|
| Backlinks |
Yes
|
Yes
|
Yes
|
Yes
|
| InterWiki |
Plugin
|
No
|
Plugin
|
Plugin
|
| SisterWiki |
No
|
No
|
Plugin
|
Plugin
|
| Image Links |
Yes
|
Yes
|
Patch
|
Yes
|
| Windows Shares |
Yes
|
No
|
Yes
|
Yes
|
| Page Redirects |
Plugin
|
No
|
Plugin
|
Unknown
|
| Syntax Features | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| HTML Tags |
Optional
|
None
|
Plugin
|
Optional
|
| Math formulas |
Yes
|
Optional
|
No
|
Plugin
|
| Tables |
complex
|
simple
|
simple + complex
|
simple + complex
|
| CREOLE support |
Plugin
|
Yes
|
Optional
|
No
|
| Markdown Support |
Yes
|
No
|
No
|
Yes
|
| Textile Support |
No
|
No
|
No
|
Plugin
|
| BBCode Support |
No
|
No
|
Plugin
|
No
|
| Emoticon Images |
Plugin
|
Optional
|
Plugin
|
Plugin
|
| Syntax Highlighting |
Plugin
|
Optional
|
Plugin
|
Plugin
|
| Footnotes |
Plugin
|
No
|
Plugin
|
No
|
| Quoting |
Yes
|
Yes
|
Plugin
|
Yes
|
| Internal Comments |
Yes
|
No
|
Yes
|
Yes
|
| Custom styles |
Yes
|
Yes
|
Yes
|
Yes
|
| FAQ Tags |
Plugin
|
No
|
Yes
|
Yes
|
| Scripting |
JavaScript
|
JavaScript
|
optional
|
safe subset of HTML::Template supported via template plugin
|
| Content Includes |
Yes
|
No
|
Plugin
|
Plugin
|
| Feed Aggregation |
Plugin
|
No
|
Plugin
|
Plugin
|
| Usability | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Section Editing |
Yes
|
No
|
No
|
No
|
| Page Templates |
Yes
|
No
|
Yes
|
Yes
|
| Double-Click Edit |
Plugin
|
Yes
|
Patch
|
No
|
| Toolbar |
Yes
|
No
|
No
|
No
|
| WYSIWYG Editing |
Plugin
|
No
|
No
|
No
|
| Access Keys |
Yes
|
No
|
Optional
|
No
|
| Auto Signature |
Plugin
|
No
|
No
|
No
|
| Statistics | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Recent Changes |
Yes
|
Yes
|
Plugin
|
Yes
|
| Wanted Pages |
Yes
|
Yes
|
Plugin
|
Plugin
|
| Orphaned Pages |
Yes
|
Yes
|
Plugin
|
Plugin
|
| Most/Least Popular |
Plugin
|
No
|
Plugin
|
No
|
| Recent Visitors |
No
|
No
|
Optional
|
No
|
| Analysis |
Plugin
|
No
|
No
|
No
|
| Output | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Printer Friendly |
Print CSS
|
Print CSS
|
Print CSS
|
Print CSS
|
| Mobile Friendly |
Yes
|
Yes
|
Yes
|
Yes
|
| Themes & Skins |
Yes
|
Optional
|
Yes
|
Yes
|
| RSS Feeds |
Plugin
|
No
|
Plugin
|
Plugin
|
| ATOM Feeds |
Plugin
|
Yes
|
Plugin
|
Plugin
|
| Abbreviations |
Unknown
|
No
|
Optional
|
No
|
| Auto-TOC |
Yes
|
No
|
Plugin
|
Plugin
|
| Raw Export |
Yes
|
Yes
|
Yes
|
Yes
|
| HTML Export |
Yes
|
No
|
Yes
|
Yes
|
| XML export |
Unknown
|
No
|
Optional
|
No
|
| PDF Export |
Plugin
|
No
|
Optional
|
No
|
| Office Export |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Media and Files | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| File Attachments |
Plugin
|
Yes
|
Plugin
|
Yes
|
| Media Revisions |
No
|
Yes
|
No
|
Yes
|
| Embedded Flash |
Plugin
|
No
|
Plugin
|
Optional
|
| Embedded Video |
Yes
|
No
|
Plugin
|
Optional
|
| Image Editing |
Yes
|
No
|
No
|
No
|
| SVG Editing |
No
|
No
|
No
|
No
|
| MindMap Editing |
Plugin
|
No
|
No
|
No
|
| Media Search |
No
|
Filenames only
|
No
|
Filenames only
|
| Extras | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Calendar |
Plugin
|
No
|
Plugin
|
Plugin
|
| Image Galleries |
Plugin
|
No
|
Plugin
|
Plugin
|
| Presentations |
Plugin
|
Unknown
|
Unknown
|
Unknown
|
| Forums |
Plugin
|
No
|
No
|
Unknown
|
| Blogs |
Yes
|
No
|
Yes
|
Yes
|
| Ticket System |
Plugin
|
No
|
No
|
Yes
|
| Chat |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Syntax Examples | TiddlyWiki | Hatta | ErfurtWiki | ikiwiki |
| Internal Link |
WikiWord (CamelCase) [[link]] [[label|link]] |
[[link]] [[link|label]] |
WikiPage [WikiPage | Go here] |
[[internal]] |
| External Link |
http://www.example.com [[label|http://www.example.com]] |
http://example.com
[[http://example.com]]
[[http://example.com|label]]
[[http://example.com|{{image}}]] |
http://erfurtwiki.sf.net [http://erfurtwiki.sf.net | Go here] mario@wiki.net |
[link text](http://example.org) |
| Headlines |
! Level 1 !! Level 2 !!! Level 3 !!!! Level 4 !!!!! Level 5 |
= h1 = == h2 == ... ===== h5 ===== |
!!! Big Headline !! Medium Headline ! Section Headline |
Two syntaxes: # heading 1 ## heading 2 ### heading 3 heading 1 ========= heading 2 --------- |
| Bold Format |
''bold'' |
**bold** |
__bold text__ **bold text** |
**bold** __bold__ |
| Italics Format |
//italic// |
//italic// |
''ialic text'' |
*emphasized* _emphasized_ |
| Underline Format |
__underline__ |
n/a |
optional or via css |
via HTML: <u>underlined</u> |
| Monospace Format |
{{{monospaced}}} |
{{{verbatim}}} |
==monospaced text== |
`inline monospace` indented block of monospaced text tab-indented block |
| Strikethrough Format |
--strikethrough-- |
n/a |
optional or via css |
via HTML: <del>deleted</del> |
| Superscript Format |
^^superscript^^ |
n/a |
^^superscript text^^ |
via HTML: x<sup>2</sup> |
| Subscript Format |
~~subscript~~ |
n/a |
optional or via css |
via HTML: a<sub>1</sub> |
| Images |
[img[local.jpg]] [img[http://foo.bar/foo.jpg]] |
{{image}}
{{image|alt}} |
[link to the image.jpg] |
  |
| Aligning Text |
using custom classes, e.g.
{{right{
text
}}} |
n/a |
optional or via css |
|
| Text Indentation |
:indent > quote <<< blockquote <<< |
n/a |
just use 3 spaces or tabs indented text |
|
| Bulleted Lists |
* Item 1 ** Item 1.1 * Item 2 |
* list ** sublist |
* Item A * Item B ** Item B1 |
* item 1 * item 2 * item 2.1 * item 2.2 |
| Numbered Lists |
# Item 1 ## Item 1.1 # Item 2 |
n/a |
# Item 1 ## Item 1.1 ##* Item 1.1a ##* Item 1.1b |
1. item 1 2. item 2 1. item 1.1 42. the value doesn't matter 1. any value works |
| Definition Lists |
; term : description |
n/a |
:definition: explanation :anotherdef: another description |
via HTML: <dl> <dt>term</dt> <dd>definition</dd> </dl> |
| Horizontal Rule |
---- |
---- |
---- |
--- *** ___ ------------------ Any number > 3 - - - - - - - - - - spaces don't matter |
| remove TiddlyWiki | remove Hatta | remove ErfurtWiki | remove ikiwiki |