ikiwiki vs. WackoWiki vs. Friki vs. Sputnik

General Features ikiwiki WackoWiki Friki Sputnik
Version
2.67
6.2.1
2.1.1
8.08.13
Last Release Date
2008-10-17 (17 years ago)
2026-03-03 (14 days ago)
2004-05-14 (21 years ago)
2008-08-13 (17 years ago)
Last Update here
2008-10-28 (17 years ago)
2026-03-03 (14 days ago)
2006-02-14 (20 years ago)
2009-02-02 (17 years ago)
Author
Joey Hess and the ikiwiki community
WackoWiki Team
Frank Carver
Yuri Takhteyev
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
GPL
BSD
ASL or LGPL
MIT/X
Programming Language
Perl
PHP
Java
Lua
Data Storage
Files, RCS
Database
Files
Database, Files, RCS
License Cost/ Fee
0
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
Anyone
Advanced End Users, Developers, End Users/Desktop
private users and small teams
Small teams or private users
System Requirements ikiwiki WackoWiki Friki Sputnik
Operating System
Any
OS Independent
Any that can run Java 1.3 or later
Linux, UNIX, OSX, Windows
Root Access
No
No
No
No
Webserver
Any, or none
run with the appserver/webserver of your choice
Any that can run or call Java
Apache, CGI, Xavante
Other Requirements
mod_rewrite (optional)
Java 1.3 or later
gcc or Lua
Datastorage ikiwiki WackoWiki Friki Sputnik
Text Files
Yes
No
Yes
Yes
MySQL
No
Yes
No
Plugin
PostgreSQL
No
No
No
No
Oracle
No
No
No
No
SQLite
No
Yes
No
Plugin
BerkeleyDB
No
No
No
No
RCS
Yes
No
No
No
Other
MariaDB
Git
Security/Anti-Spam ikiwiki WackoWiki Friki Sputnik
Page Permissions
Yes
Yes
No
Yes
ACL
Yes
Yes
No
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
LDAP (patch), ActiveDirectory
Yes
Host Blocking
Yes
Optional
Patch
No
Mail Encryption
Yes
Optional
No
No
nofollow
No
Optional
Optional
No
Blacklist
Yes
Yes
No
No
CAPTCHA
No
Yes
No
Yes
Delayed Indexing
No
No
No
No
Development/Support ikiwiki WackoWiki Friki Sputnik
# of Consultants
Preconfigured Hosting
No
Yes
No
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
56 ⭐
N/A
N/A
Common Features ikiwiki WackoWiki Friki Sputnik
Preview
Yes
Yes
No
Yes
Minor Changes
No
Yes
No
Yes
Change Summary
Yes
Yes
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
Yes
No
Yes
Special Features ikiwiki WackoWiki Friki Sputnik
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
Unknown
Unknown
Interface Languages
1
English
30
Arabic, Bulgarian, Czech, Danish, German, Greek, English, Spanish, Estonian, Persian, Finnish, French, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Swedish, Tamil, Ukrainian, Chinese, Chinese Traditional
0
3
English, Brazilian Portuguese, Russian
Email notification
Yes
Yes
No
Yes
Comments
Discussion Pages
Flat
No
No
Categories
Plugin
Yes
Unknown
Yes
Namespaces
Yes
Yes
Unknown
No
Conflict Handling
Conflict Resolution
Page Locking
None
None
Concurrent Editing
Unknown
No
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
Patch
Unknown
Yes
Structured Data
Unknown
Plugin
Unknown
Yes
Links ikiwiki WackoWiki Friki Sputnik
CamelCase
Plugin
Optional
Yes
Plugin
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
No
InterWiki
Plugin
Yes
Yes
No
SisterWiki
Plugin
No
No
No
Image Links
Yes
Yes
Optional
Yes
Windows Shares
Yes
Yes
No
No
Page Redirects
Unknown
Yes
Unknown
No
Syntax Features ikiwiki WackoWiki Friki Sputnik
HTML Tags
Optional
All
None
Some
Math formulas
Plugin
Plugin
No
No
Tables
simple + complex
simple + complex
complex
complex
CREOLE support
No
No
Unknown
No
Markdown Support
Yes
No
Optional
Yes
Textile Support
Plugin
No
Optional
No
BBCode Support
No
Patch
Optional
No
Emoticon Images
Plugin
Yes
Optional
No
Syntax Highlighting
Plugin
Yes
Optional
No
Footnotes
No
Yes
No
No
Quoting
Yes
Yes
No
Yes
Internal Comments
Yes
Yes
No
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Yes
No
No
No
Scripting
safe subset of HTML::Template supported via template plugin
actions (PHP)
Lua, JavaScript
Content Includes
Plugin
Yes
No
No
Feed Aggregation
Plugin
Yes
No
No
Usability ikiwiki WackoWiki Friki Sputnik
Section Editing
No
Yes
No
No
Page Templates
Yes
Yes
No
Yes
Double-Click Edit
No
Yes
No
No
Toolbar
No
Yes
No
Plugin
WYSIWYG Editing
No
Plugin
No
No
Access Keys
No
Yes
Unknown
No
Auto Signature
No
Yes
No
No
Statistics ikiwiki WackoWiki Friki Sputnik
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Plugin
Yes
No
No
Orphaned Pages
Plugin
Yes
No
No
Most/Least Popular
No
Yes
No
No
Recent Visitors
No
Yes
Yes
No
Analysis
No
Plugin
No
No
Output ikiwiki WackoWiki Friki Sputnik
Printer Friendly
Print CSS
Print View
No
No
Mobile Friendly
Yes
Yes
Unknown
No
Themes & Skins
Yes
Yes
Optional
Yes
RSS Feeds
Plugin
Yes
No
Yes
ATOM Feeds
Plugin
No
No
No
Abbreviations
No
Patch
No
No
Auto-TOC
Plugin
Yes
No
No
Raw Export
Yes
Yes
No
Yes
HTML Export
Yes
Yes
No
No
XML export
No
Yes
No
No
PDF Export
No
Patch
No
No
Office Export
Unknown
Patch
Unknown
Unknown
Media and Files ikiwiki WackoWiki Friki Sputnik
File Attachments
Yes
Yes
No
Yes
Media Revisions
Yes
No
No
Yes
Embedded Flash
Optional
Yes
No
No
Embedded Video
Optional
Yes
No
No
Image Editing
No
No
Unknown
No
SVG Editing
No
No
Unknown
No
MindMap Editing
No
Plugin
Unknown
No
Media Search
Filenames only
Contents
No
No
Extras ikiwiki WackoWiki Friki Sputnik
Calendar
Plugin
Plugin
Unknown
No
Image Galleries
Plugin
Plugin
Unknown
Plugin
Presentations
Unknown
Plugin
Unknown
Unknown
Forums
Unknown
Optional
Unknown
No
Blogs
Yes
Optional
Unknown
No
Ticket System
Yes
No
Unknown
Plugin
Chat
Unknown
Patch
Unknown
Unknown
Syntax Examples ikiwiki WackoWiki Friki Sputnik
Internal Link
[[internal]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
[[Sputnik]]
External Link
[link text](http://example.org)
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
[Sputnik](http://spu.tnik.org)
Headlines
Two syntaxes:

# heading 1
## heading 2
### heading 3

heading 1
=========

heading 2
---------
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
# Sputnik
Bold Format
**bold**
__bold__
**bold**
'''bold''
**Sputnik** or __Sputnik__
Italics Format
*emphasized*
_emphasized_
//italics//
''italic''
*Sputnik* or _Sputnik_
Underline Format
via HTML: <u>underlined</u>
__underline__
Monospace Format
`inline monospace`

indented block of
monospaced text

tab-indented
block
##monospace##
monospace
Strikethrough Format
via HTML: <del>deleted</del>
--strikethrough--
Superscript Format
via HTML: x<sup>2</sup>
^^superscript^^
Subscript Format
via HTML: a<sub>1</sub>
,,subscript,,
Images
![alt text](internal/image)
![alt text](http://example.org/external/image)
((image.png))
file:image.png
https://example.com/image.png
http://stringtree.org/friki/logo.gif
Aligning Text
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
Text Indentation
one
two
:        indented
> Sputnik
Bulleted Lists
* item 1
* item 2
* item 2.1
* item 2.2
*one
**One-two
*two
*three
* first
* second
* Sputnik
Numbered Lists
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
1. numbered List
1. numbered List-2
2.#8 numbered List, with break


1. first
1. second
1. Sputnik
Definition Lists
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
title:        description
Horizontal Rule
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
----
- - -
remove ikiwiki remove WackoWiki remove Friki remove Sputnik