| General Features | ErfurtWiki | Friki | Instiki | MediaWiki |
|---|---|---|---|---|
| Version |
R1.02b (kind of final release :-)
|
2.1.1
|
0.30.0
|
1.45.3
|
| Last Release Date |
2005-06-16 (21 years ago)
|
2004-05-14 (22 years ago)
|
2019-03-01 (7 years ago)
|
2025-12-04 (6 months ago)
|
| Last Update here |
2010-04-04 (16 years ago)
|
2006-02-14 (20 years ago)
|
2019-03-04 (7 years ago)
|
2026-06-03 (17 days ago)
|
| Author |
Mario Salzer & Andi Fundinger
|
Frank Carver
|
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
|
Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik Möller, and others.
|
| URL | ||||
| Free and Open Source |
Yes
|
Yes
|
Yes
|
Yes
|
| License |
Public Domain (!)
|
ASL or LGPL
|
Ruby's
|
GPL
|
| Programming Language |
PHP
|
Java
|
Ruby on Rails
|
PHP
|
| Data Storage |
Database, Files, RCS
|
Files
|
Database
|
Database
|
| License Cost/ Fee |
0
|
0
|
0
|
0
|
| Development status |
Mature
|
Mature
|
Mature
|
Mature
|
| Intended Audience |
small + medium sites, development teams
|
private users and small teams
|
general, education
|
End Users/Desktop, Education
|
| System Requirements | ErfurtWiki | Friki | Instiki | MediaWiki |
| Operating System |
any
|
Any that can run Java 1.3 or later
|
UNIX, Windows, MacOS X
|
*nix, Windows, Mac OS X
|
| Root Access |
No
|
No
|
No
|
No
|
| Webserver |
anything with PHP support
|
Any that can run or call Java
|
Thin (included), or Apache/NGinx (via Passenger)
|
Any with PHP support
|
| Other Requirements |
none
|
Java 1.3 or later
|
Ruby 2.0-2.6
|
none
|
| Datastorage | ErfurtWiki | Friki | Instiki | MediaWiki |
| Text Files |
Plugin
|
Yes
|
No
|
No
|
| MySQL |
Plugin
|
No
|
Yes
|
Yes
|
| PostgreSQL |
Plugin
|
No
|
Yes
|
Yes
|
| Oracle |
No
|
No
|
Plugin
|
No
|
| SQLite |
Plugin
|
No
|
Yes
|
Yes
|
| BerkeleyDB |
Plugin
|
No
|
No
|
No
|
| RCS |
Plugin
|
No
|
No
|
No
|
| Other |
no
|
Any Rails-compatible back-end datastore can be used.
|
No
|
|
| Security/Anti-Spam | ErfurtWiki | Friki | Instiki | MediaWiki |
| Page Permissions |
Yes
|
No
|
Yes
|
Yes
|
| ACL |
Yes
|
No
|
No
|
No
|
| Authentication Backends |
UNIX, LDAP, MySQL, PHP, other
|
Yes
|
||
| Host Blocking |
Plugin
|
Patch
|
Yes
|
Yes
|
| Mail Encryption |
Plugin
|
No
|
Unknown
|
Plugin
|
| nofollow |
Plugin
|
Optional
|
Unknown
|
Optional
|
| Blacklist |
Plugin
|
No
|
Yes
|
Yes
|
| CAPTCHA |
Plugin
|
No
|
Unknown
|
Plugin
|
| Delayed Indexing |
Patch
|
No
|
Unknown
|
No
|
| Development/Support | ErfurtWiki | Friki | Instiki | MediaWiki |
| # of Consultants | ||||
| Preconfigured Hosting |
No
|
No
|
No
|
Yes
|
| Code Repository | ||||
| Issue Tracker | ||||
| Mailing List | ||||
| Support Forum | ||||
| Chat Channel |
not yet :-)
|
|||
| Stars on GitHub |
N/A
|
N/A
|
506 ⭐
|
N/A
|
| Common Features | ErfurtWiki | Friki | Instiki | MediaWiki |
| Preview |
Yes
|
No
|
No
|
Yes
|
| Minor Changes |
Plugin
|
No
|
Yes
|
Yes
|
| Change Summary |
Plugin
|
No
|
No
|
Yes
|
| Page History |
Yes
|
Yes
|
Yes
|
Yes
|
| Page Revisions |
Unlimited
|
Unlimited
|
Unlimited
|
Unlimited
|
| Revision Diffs |
Between all
|
Between all
|
Between all
|
Between all
|
| Sitemap |
Plugin
|
Yes
|
Yes
|
Yes
|
| Plugin System |
Yes
|
No
|
No
|
Yes
|
| Special Features | ErfurtWiki | Friki | Instiki | MediaWiki |
| Unicode Support |
No
|
Yes
|
Yes
|
Yes
|
| Right-to-Left Support |
Patch
|
Unknown
|
Yes
|
Yes
|
| Interface Languages |
4
German, English, Spanish, Dutch |
0
|
1
English |
140
Afar, Abkhazian, Afrikaans, Amharic, Arabic, Assamese, Aymara, Azerbaijani, Bashkir, Byelorussian, Bulgarian, Bihari, Bislama, Bengali; Bangla, Tibetan, Breton, Catalan, Corsican, Czech, Welsh, Danish, German, Bhutani, Greek, English, Esperanto, Spanish, Estonian, Basque, Persian, Finnish, Fiji, Faroese, French, Frisian, Irish, Scots Gaelic, Galician, Guarani, Gujarati, Hausa, Hebrew, Hindi, Croatian, Hungarian, Armenian, Interlingua, Indonesian, Interlingue, Inupiak, Icelandic, Italian, Inuktitut, Japanese, Georgian, Kazakh, Greenlandic, Cambodian, Kannada, Korean, Kashmiri, Kurdish, Kirghiz, Latin, Lingala, Laothian, Lithuanian, Latvian, Lettish, Malagasy, Maori, Macedonian, Malayalam, Mongolian, Moldavian, Marathi, Malay, Maltese, Burmese, Nauru, Nepali, Dutch, Norwegian, Occitan, Oromo, Oriya, Punjabi, Polish, Pashto, Pushto, Portuguese, Brazilian Portuguese, Quechua, Rhaeto-Romance, Kirundi, Romanian, Russian, Kinyarwanda, Sanskrit, Sindhi, Sangho, Serbo-Croatian, Sinhalese, Slovak, Slovenian, Samoan, Shona, Somali, Albanian, Serbian, Siswati, Sesotho, Sundanese, Swedish, Swahili, Tamil, Telugu, Tajik, Thai, Tigrinya, Turkmen, Tagalog, Setswana, Tonga, Turkish, Tsonga, Tatar, Twi, Uighur, Ukrainian, Urdu, Uzbek, Vietnamese, Volapuk, Wolof, Xhosa, Yiddish, Yoruba, Zhuang, Chinese, Chinese Traditional, Zulu |
| Email notification |
Plugin
|
No
|
No
|
Optional
|
| Comments |
Plugin
|
No
|
No
|
Discussion Pages
|
| Categories |
Yes
|
Unknown
|
Yes
|
Yes
|
| Namespaces |
No
|
Unknown
|
No
|
Yes
|
| Conflict Handling |
Page Locking
|
None
|
Page Locking
|
Conflict Resolution
|
| Concurrent Editing |
Unknown
|
Unknown
|
Unknown
|
No
|
| Search |
Full Text
|
Full Text
|
Full Text
|
Full Text
|
| Wiki Farming |
Optional
|
Unknown
|
Yes
|
Plugin
|
| Structured Data |
No
|
Unknown
|
No
|
Plugin
|
| Links | ErfurtWiki | Friki | Instiki | MediaWiki |
| CamelCase |
Yes
|
Yes
|
Optional
|
No
|
| Freelinks |
Yes
|
Yes
|
Yes
|
Yes
|
| Backlinks |
Yes
|
Yes
|
Yes
|
Yes
|
| InterWiki |
Plugin
|
Yes
|
Yes
|
Yes
|
| SisterWiki |
Plugin
|
No
|
No
|
No
|
| Image Links |
Patch
|
Optional
|
Yes
|
Yes
|
| Windows Shares |
Yes
|
No
|
No
|
No
|
| Page Redirects |
Plugin
|
Unknown
|
Yes
|
Yes
|
| Syntax Features | ErfurtWiki | Friki | Instiki | MediaWiki |
| HTML Tags |
Plugin
|
None
|
All
|
Some
|
| Math formulas |
No
|
No
|
Yes
|
Yes
|
| Tables |
simple + complex
|
complex
|
simple + complex
|
simple + complex
|
| CREOLE support |
Optional
|
Unknown
|
No
|
No
|
| Markdown Support |
No
|
Optional
|
Yes
|
Plugin
|
| Textile Support |
No
|
Optional
|
Yes
|
No
|
| BBCode Support |
Plugin
|
Optional
|
No
|
No
|
| Emoticon Images |
Plugin
|
Optional
|
No
|
Optional
|
| Syntax Highlighting |
Plugin
|
Optional
|
Yes
|
Plugin
|
| Footnotes |
Plugin
|
No
|
Yes
|
Yes
|
| Quoting |
Plugin
|
No
|
Yes
|
Yes
|
| Internal Comments |
Yes
|
No
|
Yes
|
Yes
|
| Custom styles |
Yes
|
Yes
|
Yes
|
Yes
|
| FAQ Tags |
Yes
|
No
|
No
|
Unknown
|
| Scripting |
optional
|
None
|
Optional
|
|
| Content Includes |
Plugin
|
No
|
Yes
|
Yes
|
| Feed Aggregation |
Plugin
|
No
|
No
|
Plugin
|
| Usability | ErfurtWiki | Friki | Instiki | MediaWiki |
| Section Editing |
No
|
No
|
No
|
Yes
|
| Page Templates |
Yes
|
No
|
No
|
Yes
|
| Double-Click Edit |
Patch
|
No
|
No
|
Optional
|
| Toolbar |
No
|
No
|
No
|
Yes
|
| WYSIWYG Editing |
No
|
No
|
No
|
Plugin
|
| Access Keys |
Optional
|
Unknown
|
Yes
|
Yes
|
| Auto Signature |
No
|
No
|
Yes
|
Yes
|
| Statistics | ErfurtWiki | Friki | Instiki | MediaWiki |
| Recent Changes |
Plugin
|
Yes
|
Yes
|
Yes
|
| Wanted Pages |
Plugin
|
No
|
Yes
|
Yes
|
| Orphaned Pages |
Plugin
|
No
|
Yes
|
Yes
|
| Most/Least Popular |
Plugin
|
No
|
No
|
Yes
|
| Recent Visitors |
Optional
|
Yes
|
No
|
Plugin
|
| Analysis |
No
|
No
|
No
|
Optional
|
| Output | ErfurtWiki | Friki | Instiki | MediaWiki |
| Printer Friendly |
Print CSS
|
No
|
Print View
|
Print CSS
|
| Mobile Friendly |
Yes
|
Unknown
|
Yes
|
Plugin
|
| Themes & Skins |
Yes
|
Optional
|
No
|
Yes
|
| RSS Feeds |
Plugin
|
No
|
No
|
Yes
|
| ATOM Feeds |
Plugin
|
No
|
Yes
|
Yes
|
| Abbreviations |
Optional
|
No
|
Yes
|
No
|
| Auto-TOC |
Plugin
|
No
|
Yes
|
Yes
|
| Raw Export |
Yes
|
No
|
Yes
|
Yes
|
| HTML Export |
Yes
|
No
|
Yes
|
Yes
|
| XML export |
Optional
|
No
|
No
|
Yes
|
| PDF Export |
Optional
|
No
|
No
|
Plugin
|
| Office Export |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Media and Files | ErfurtWiki | Friki | Instiki | MediaWiki |
| File Attachments |
Plugin
|
No
|
Yes
|
Yes
|
| Media Revisions |
No
|
No
|
No
|
Yes
|
| Embedded Flash |
Plugin
|
No
|
No
|
Unknown
|
| Embedded Video |
Plugin
|
No
|
Yes
|
Plugin
|
| Image Editing |
No
|
Unknown
|
No
|
No
|
| SVG Editing |
No
|
Unknown
|
Yes
|
No
|
| MindMap Editing |
No
|
Unknown
|
No
|
Plugin
|
| Media Search |
No
|
No
|
No
|
Keywords
|
| Extras | ErfurtWiki | Friki | Instiki | MediaWiki |
| Calendar |
Plugin
|
Unknown
|
No
|
Plugin
|
| Image Galleries |
Plugin
|
Unknown
|
No
|
Yes
|
| Presentations |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Forums |
No
|
Unknown
|
No
|
Plugin
|
| Blogs |
Yes
|
Unknown
|
No
|
Unknown
|
| Ticket System |
No
|
Unknown
|
No
|
Unknown
|
| Chat |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Syntax Examples | ErfurtWiki | Friki | Instiki | MediaWiki |
| Internal Link |
WikiPage [WikiPage | Go here] |
|
[[Some Page]] [[Some Page|anchor text]] [[Some Page#anchor]] [[Some Page#anchor|anchor text]] |
[[a link]] [[a link|with title]] |
| External Link |
http://erfurtwiki.sf.net [http://erfurtwiki.sf.net | Go here] mario@wiki.net |
|
[another site](http://example.com) |
[http://example.org The title] |
| Headlines |
!!! Big Headline !! Medium Headline ! Section Headline |
|
#Level 1# ##Level 2## ###Level 3### ####Level 4#### #####Level 5##### ######Level 6###### |
==Section== ===Subsection=== ====Sub-subsection==== |
| Bold Format |
__bold text__ **bold text** |
'''bold'' |
**bold** |
'''bold''' |
| Italics Format |
''ialic text'' |
''italic'' |
_italic_, *italic* |
''italic'' |
| Underline Format |
optional or via css |
|
underlined
{: style='text-decoration:underlined'} |
<u>underlined</u> |
| Monospace Format |
==monospaced text== |
monospace |
`monospace` |
<tt>monospace</tt> |
| Strikethrough Format |
optional or via css |
|
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'} |
<s>strikethrough</s> |
| Superscript Format |
^^superscript text^^ |
|
<sup>superscript</sup> |
<sup>superscript</sup> |
| Subscript Format |
optional or via css |
|
<sub>subscript</sub> |
<sub>subscript</sub> |
| Images |
[link to the image.jpg] |
http://stringtree.org/friki/logo.gif |
, [[image.jpg|alt text:pic]] |
[[Image:wiki.png]] |
| Aligning Text |
optional or via css |
|
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'} |
<center>Centered</center> |
| Text Indentation |
just use 3 spaces or tabs indented text |
: indented |
p
{: style='margin-left:3em'}
> blockquote |
: indented line |
| Bulleted Lists |
* Item A * Item B ** Item B1 |
* first * second |
* Item 1 ** Item 1.1 * Item 2 |
* Item 1 ** Item 1.2 * Item 2 |
| Numbered Lists |
# Item 1 ## Item 1.1 ##* Item 1.1a ##* Item 1.1b |
1. first 1. second |
1. Item 1 1. Item 1.1 2. Item 2 |
# Item 1 ## Item 1.2 # Item 2 |
| Definition Lists |
:definition: explanation :anotherdef: another description |
title: description |
term : definition |
; term : definition |
| Horizontal Rule |
---- |
|
*** |
---- |
| remove ErfurtWiki | remove Friki | remove Instiki | remove MediaWiki |