| General Features | Friki | Instiki | MediaWiki | ProntoWiki |
|---|---|---|---|---|
| Version |
2.1.1
|
0.30.0
|
1.45.3
|
1.0.1
|
| Last Release Date |
2004-05-14 (22 years ago)
|
2019-03-01 (7 years ago)
|
2025-12-04 (6 months ago)
|
2026-06-20 (today)
|
| Last Update here |
2006-02-14 (20 years ago)
|
2019-03-04 (7 years ago)
|
2026-06-03 (17 days ago)
|
2006-08-23 (19 years ago)
|
| Author |
Frank Carver
|
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
|
Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik Möller, and others.
|
Clay Alberty
|
| URL | ||||
| Free and Open Source |
Yes
|
Yes
|
Yes
|
Yes
|
| License |
ASL or LGPL
|
Ruby's
|
GPL
|
BSD
|
| Programming Language |
Java
|
Ruby on Rails
|
PHP
|
C#
|
| Data Storage |
Files
|
Database
|
Database
|
Database
|
| License Cost/ Fee |
0
|
0
|
0
|
Free
|
| Development status |
Mature
|
Mature
|
Mature
|
Mature
|
| Intended Audience |
private users and small teams
|
general, education
|
End Users/Desktop, Education
|
|
| System Requirements | Friki | Instiki | MediaWiki | ProntoWiki |
| Operating System |
Any that can run Java 1.3 or later
|
UNIX, Windows, MacOS X
|
*nix, Windows, Mac OS X
|
Windows
|
| Root Access |
No
|
No
|
No
|
No
|
| Webserver |
Any that can run or call Java
|
Thin (included), or Apache/NGinx (via Passenger)
|
Any with PHP support
|
IIS 5+
|
| Other Requirements |
Java 1.3 or later
|
Ruby 2.0-2.6
|
none
|
.NET framework v2.0 or higher
|
| Datastorage | Friki | Instiki | MediaWiki | ProntoWiki |
| Text Files |
Yes
|
No
|
No
|
Unknown
|
| MySQL |
No
|
Yes
|
Yes
|
Unknown
|
| PostgreSQL |
No
|
Yes
|
Yes
|
Unknown
|
| Oracle |
No
|
Plugin
|
No
|
Unknown
|
| SQLite |
No
|
Yes
|
Yes
|
Unknown
|
| BerkeleyDB |
No
|
No
|
No
|
Unknown
|
| RCS |
No
|
No
|
No
|
Unknown
|
| Other |
Any Rails-compatible back-end datastore can be used.
|
No
|
SQLExpress or SQL 2000 or SQL 2005
|
|
| Security/Anti-Spam | Friki | Instiki | MediaWiki | ProntoWiki |
| Page Permissions |
No
|
Yes
|
Yes
|
Yes
|
| ACL |
No
|
No
|
No
|
No
|
| Authentication Backends |
Yes
|
.NET Membership platform
|
||
| Host Blocking |
Patch
|
Yes
|
Yes
|
No
|
| Mail Encryption |
No
|
Unknown
|
Plugin
|
No
|
| nofollow |
Optional
|
Unknown
|
Optional
|
No
|
| Blacklist |
No
|
Yes
|
Yes
|
No
|
| CAPTCHA |
No
|
Unknown
|
Plugin
|
No
|
| Delayed Indexing |
No
|
Unknown
|
No
|
No
|
| Development/Support | Friki | Instiki | MediaWiki | ProntoWiki |
| # of Consultants | ||||
| Preconfigured Hosting |
No
|
No
|
Yes
|
No
|
| Code Repository | ||||
| Issue Tracker | ||||
| Mailing List | ||||
| Support Forum | ||||
| Chat Channel | ||||
| Stars on GitHub |
N/A
|
506 ⭐
|
N/A
|
N/A
|
| Common Features | Friki | Instiki | MediaWiki | ProntoWiki |
| Preview |
No
|
No
|
Yes
|
Yes
|
| Minor Changes |
No
|
Yes
|
Yes
|
No
|
| Change Summary |
No
|
No
|
Yes
|
No
|
| Page History |
Yes
|
Yes
|
Yes
|
Yes
|
| Page Revisions |
Unlimited
|
Unlimited
|
Unlimited
|
|
| Revision Diffs |
Between all
|
Between all
|
Between all
|
Between all
|
| Sitemap |
Yes
|
Yes
|
Yes
|
Unknown
|
| Plugin System |
No
|
No
|
Yes
|
No
|
| Special Features | Friki | Instiki | MediaWiki | ProntoWiki |
| Unicode Support |
Yes
|
Yes
|
Yes
|
No
|
| Right-to-Left Support |
Unknown
|
Yes
|
Yes
|
Unknown
|
| Interface Languages |
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 |
1
English |
| Email notification |
No
|
No
|
Optional
|
No
|
| Comments |
No
|
No
|
Discussion Pages
|
No
|
| Categories |
Unknown
|
Yes
|
Yes
|
Optional
|
| Namespaces |
Unknown
|
No
|
Yes
|
No
|
| Conflict Handling |
None
|
Page Locking
|
Conflict Resolution
|
|
| Concurrent Editing |
Unknown
|
Unknown
|
No
|
Unknown
|
| Search |
Full Text
|
Full Text
|
Full Text
|
Full Text
|
| Wiki Farming |
Unknown
|
Yes
|
Plugin
|
Unknown
|
| Structured Data |
Unknown
|
No
|
Plugin
|
Unknown
|
| Links | Friki | Instiki | MediaWiki | ProntoWiki |
| CamelCase |
Yes
|
Optional
|
No
|
Optional
|
| Freelinks |
Yes
|
Yes
|
Yes
|
Yes
|
| Backlinks |
Yes
|
Yes
|
Yes
|
No
|
| InterWiki |
Yes
|
Yes
|
Yes
|
No
|
| SisterWiki |
No
|
No
|
No
|
No
|
| Image Links |
Optional
|
Yes
|
Yes
|
Optional
|
| Windows Shares |
No
|
No
|
No
|
No
|
| Page Redirects |
Unknown
|
Yes
|
Yes
|
Unknown
|
| Syntax Features | Friki | Instiki | MediaWiki | ProntoWiki |
| HTML Tags |
None
|
All
|
Some
|
Some
|
| Math formulas |
No
|
Yes
|
Yes
|
No
|
| Tables |
complex
|
simple + complex
|
simple + complex
|
none
|
| CREOLE support |
Unknown
|
No
|
No
|
Unknown
|
| Markdown Support |
Optional
|
Yes
|
Plugin
|
Unknown
|
| Textile Support |
Optional
|
Yes
|
No
|
Unknown
|
| BBCode Support |
Optional
|
No
|
No
|
Unknown
|
| Emoticon Images |
Optional
|
No
|
Optional
|
No
|
| Syntax Highlighting |
Optional
|
Yes
|
Plugin
|
No
|
| Footnotes |
No
|
Yes
|
Yes
|
Optional
|
| Quoting |
No
|
Yes
|
Yes
|
Optional
|
| Internal Comments |
No
|
Yes
|
Yes
|
No
|
| Custom styles |
Yes
|
Yes
|
Yes
|
Yes
|
| FAQ Tags |
No
|
No
|
Unknown
|
No
|
| Scripting |
None
|
Optional
|
||
| Content Includes |
No
|
Yes
|
Yes
|
No
|
| Feed Aggregation |
No
|
No
|
Plugin
|
No
|
| Usability | Friki | Instiki | MediaWiki | ProntoWiki |
| Section Editing |
No
|
No
|
Yes
|
No
|
| Page Templates |
No
|
No
|
Yes
|
No
|
| Double-Click Edit |
No
|
No
|
Optional
|
No
|
| Toolbar |
No
|
No
|
Yes
|
Yes
|
| WYSIWYG Editing |
No
|
No
|
Plugin
|
No
|
| Access Keys |
Unknown
|
Yes
|
Yes
|
No
|
| Auto Signature |
No
|
Yes
|
Yes
|
No
|
| Statistics | Friki | Instiki | MediaWiki | ProntoWiki |
| Recent Changes |
Yes
|
Yes
|
Yes
|
Unknown
|
| Wanted Pages |
No
|
Yes
|
Yes
|
No
|
| Orphaned Pages |
No
|
Yes
|
Yes
|
No
|
| Most/Least Popular |
No
|
No
|
Yes
|
Optional
|
| Recent Visitors |
Yes
|
No
|
Plugin
|
No
|
| Analysis |
No
|
No
|
Optional
|
No
|
| Output | Friki | Instiki | MediaWiki | ProntoWiki |
| Printer Friendly |
No
|
Print View
|
Print CSS
|
|
| Mobile Friendly |
Unknown
|
Yes
|
Plugin
|
Unknown
|
| Themes & Skins |
Optional
|
No
|
Yes
|
Yes
|
| RSS Feeds |
No
|
No
|
Yes
|
No
|
| ATOM Feeds |
No
|
Yes
|
Yes
|
No
|
| Abbreviations |
No
|
Yes
|
No
|
No
|
| Auto-TOC |
No
|
Yes
|
Yes
|
No
|
| Raw Export |
No
|
Yes
|
Yes
|
No
|
| HTML Export |
No
|
Yes
|
Yes
|
No
|
| XML export |
No
|
No
|
Yes
|
No
|
| PDF Export |
No
|
No
|
Plugin
|
No
|
| Office Export |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Media and Files | Friki | Instiki | MediaWiki | ProntoWiki |
| File Attachments |
No
|
Yes
|
Yes
|
Yes
|
| Media Revisions |
No
|
No
|
Yes
|
No
|
| Embedded Flash |
No
|
No
|
Unknown
|
Unknown
|
| Embedded Video |
No
|
Yes
|
Plugin
|
Unknown
|
| Image Editing |
Unknown
|
No
|
No
|
No
|
| SVG Editing |
Unknown
|
Yes
|
No
|
No
|
| MindMap Editing |
Unknown
|
No
|
Plugin
|
No
|
| Media Search |
No
|
No
|
Keywords
|
|
| Extras | Friki | Instiki | MediaWiki | ProntoWiki |
| Calendar |
Unknown
|
No
|
Plugin
|
Unknown
|
| Image Galleries |
Unknown
|
No
|
Yes
|
Unknown
|
| Presentations |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Forums |
Unknown
|
No
|
Plugin
|
Unknown
|
| Blogs |
Unknown
|
No
|
Unknown
|
Unknown
|
| Ticket System |
Unknown
|
No
|
Unknown
|
Unknown
|
| Chat |
Unknown
|
Unknown
|
Unknown
|
Unknown
|
| Syntax Examples | Friki | Instiki | MediaWiki | ProntoWiki |
| Internal Link |
|
[[Some Page]] [[Some Page|anchor text]] [[Some Page#anchor]] [[Some Page#anchor|anchor text]] |
[[a link]] [[a link|with title]] |
[pagename] |
| External Link |
|
[another site](http://example.com) |
[http://example.org The title] |
{title|url} |
| Headlines |
|
#Level 1# ##Level 2## ###Level 3### ####Level 4#### #####Level 5##### ######Level 6###### |
==Section== ===Subsection=== ====Sub-subsection==== |
!, !!, !!! |
| Bold Format |
'''bold'' |
**bold** |
'''bold''' |
**bold** |
| Italics Format |
''italic'' |
_italic_, *italic* |
''italic'' |
''italics'' |
| Underline Format |
|
underlined
{: style='text-decoration:underlined'} |
<u>underlined</u> |
__under__ |
| Monospace Format |
monospace |
`monospace` |
<tt>monospace</tt> |
|
| Strikethrough Format |
|
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'} |
<s>strikethrough</s> |
<<strike>> (using custom tags) |
| Superscript Format |
|
<sup>superscript</sup> |
<sup>superscript</sup> |
<<super>> (using custom tags) |
| Subscript Format |
|
<sub>subscript</sub> |
<sub>subscript</sub> |
<<sub>> (using custom tags) |
| Images |
http://stringtree.org/friki/logo.gif |
, [[image.jpg|alt text:pic]] |
[[Image:wiki.png]] |
{guid} - this is displayed and can be inserted automatically for each image/page |
| Aligning Text |
|
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'} |
<center>Centered</center> |
available through custom tags |
| Text Indentation |
: indented |
p
{: style='margin-left:3em'}
> blockquote |
: indented line |
multiple spaces -> |
| Bulleted Lists |
* first * second |
* Item 1 ** Item 1.1 * Item 2 |
* Item 1 ** Item 1.2 * Item 2 |
+ ++ +++ ++++ |
| Numbered Lists |
1. first 1. second |
1. Item 1 1. Item 1.1 2. Item 2 |
# Item 1 ## Item 1.2 # Item 2 |
# ## ### #### |
| Definition Lists |
title: description |
term : definition |
; term : definition |
|
| Horizontal Rule |
|
*** |
---- |
|
| remove Friki | remove Instiki | remove MediaWiki | remove ProntoWiki |