ikiwiki vs. TWiki vs. WikyBlog

General Features ikiwiki TWiki WikyBlog
Version
2.67
TWiki-6.1.0
1.5.4
Last Release Date
2008-10-17 (17 years ago)
2018-07-16 (7 years ago)
2007-10-24 (18 years ago)
Last Update here
2008-10-28 (17 years ago)
2019-07-19 (6 years ago)
2007-10-24 (18 years ago)
Author
Joey Hess and the ikiwiki community
Peter Thoeny, TWiki community
Josh Schmidt
URL
Free and Open Source
Yes
Yes
Yes
License
GPL
GPL
GPL
Programming Language
Perl
Perl, JavaScript
PHP
Data Storage
Files, RCS
Files, RCS
Database
License Cost/ Fee
0
N/A
0
Development status
Mature
Mature
Mature
Intended Audience
Anyone
Large enterprise; small to medium businesses
Private, Internet Communities
System Requirements ikiwiki TWiki WikyBlog
Operating System
Any
Linux, Windows, OS-X and other
UNIX, Windows, MacOS X, probably others
Root Access
No
No
No
Webserver
Any, or none
Almost any webserver, typically Apache and Ngnix
Apache, anything with PHP
Other Requirements
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
MySQL
Datastorage ikiwiki TWiki WikyBlog
Text Files
Yes
Yes
No
MySQL
No
No
Yes
PostgreSQL
No
No
No
Oracle
No
No
No
SQLite
No
No
No
BerkeleyDB
No
No
No
RCS
Yes
Yes
No
Other
RcsLite Perl library for version control without external RCS; backend API for other storage
Security/Anti-Spam ikiwiki TWiki WikyBlog
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
No
Host Blocking
Yes
Plugin
Yes
Mail Encryption
Yes
Yes
No
nofollow
No
Plugin
Yes
Blacklist
Yes
Plugin
Yes
CAPTCHA
No
Plugin
Yes
Delayed Indexing
No
Plugin
No
Development/Support ikiwiki TWiki WikyBlog
# of Consultants
Preconfigured Hosting
No
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features ikiwiki TWiki WikyBlog
Preview
Yes
Yes
Yes
Minor Changes
No
Yes
No
Change Summary
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Plugin
Yes
Yes
Plugin System
Yes
Yes
Yes
Special Features ikiwiki TWiki WikyBlog
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Yes
No
No
Interface Languages
1
English
19
Bulgarian, Czech, Danish, German, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
5
English, French, Japanese, Turkish, Chinese
Email notification
Yes
Yes
No
Comments
Discussion Pages
Threaded
Threaded
Categories
Plugin
Yes
Yes
Namespaces
Yes
Yes
Yes
Conflict Handling
Conflict Resolution
Conflict Resolution
Page Locking
Concurrent Editing
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Optional
Unknown
Structured Data
Unknown
Yes
Unknown
Links ikiwiki TWiki WikyBlog
CamelCase
Plugin
Yes
No
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Plugin
Yes
No
SisterWiki
Plugin
Plugin
No
Image Links
Yes
Yes
Yes
Windows Shares
Yes
Plugin
No
Page Redirects
Unknown
Plugin
Unknown
Syntax Features ikiwiki TWiki WikyBlog
HTML Tags
Optional
All
Some
Math formulas
Plugin
Plugin
No
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
No
Markdown Support
Yes
No
No
Textile Support
Plugin
Plugin
No
BBCode Support
No
No
No
Emoticon Images
Plugin
Yes
Yes
Syntax Highlighting
Plugin
Plugin
Yes
Footnotes
No
Plugin
No
Quoting
Yes
Yes
No
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Yes
Yes
No
Scripting
safe subset of HTML::Template supported via template plugin
TWiki Markup Language, TWiki variables, JavaScript, extensive API
No
Content Includes
Plugin
Yes
Yes
Feed Aggregation
Plugin
Yes
No
Usability ikiwiki TWiki WikyBlog
Section Editing
No
Plugin
No
Page Templates
Yes
Yes
No
Double-Click Edit
No
Plugin
No
Toolbar
No
Plugin
Yes
WYSIWYG Editing
No
Yes
No
Access Keys
No
Yes
Yes
Auto Signature
No
Yes
Yes
Statistics ikiwiki TWiki WikyBlog
Recent Changes
Yes
Yes
Yes
Wanted Pages
Plugin
No
Yes
Orphaned Pages
Plugin
Plugin
Yes
Most/Least Popular
No
Yes
Yes
Recent Visitors
No
Plugin
No
Analysis
No
Yes
No
Output ikiwiki TWiki WikyBlog
Printer Friendly
Print CSS
Print View
No
Mobile Friendly
Yes
Plugin
Unknown
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Plugin
Yes
Yes
ATOM Feeds
Plugin
Yes
Yes
Abbreviations
No
Plugin
No
Auto-TOC
Plugin
Yes
Optional
Raw Export
Yes
Yes
No
HTML Export
Yes
Yes
No
XML export
No
Plugin
No
PDF Export
No
Plugin
No
Office Export
Unknown
Unknown
Unknown
Media and Files ikiwiki TWiki WikyBlog
File Attachments
Yes
Yes
Yes
Media Revisions
Yes
Yes
No
Embedded Flash
Optional
Plugin
No
Embedded Video
Optional
Plugin
No
Image Editing
No
Plugin
No
SVG Editing
No
Plugin
No
MindMap Editing
No
Plugin
No
Media Search
Filenames only
Contents
No
Extras ikiwiki TWiki WikyBlog
Calendar
Plugin
Plugin
Unknown
Image Galleries
Plugin
Plugin
Unknown
Presentations
Unknown
Unknown
Unknown
Forums
Unknown
Plugin
Unknown
Blogs
Yes
Plugin
Unknown
Ticket System
Yes
Plugin
Unknown
Chat
Unknown
Unknown
Unknown
Syntax Examples ikiwiki TWiki WikyBlog
Internal Link
[[internal]]
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
[[a link]]
[[a link|with title]]
External Link
[link text](http://example.org)
http://twiki.org/ autolink
[[http://twiki.org/][label]]
[http://example.org The title]
Headlines
Two syntaxes:

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

heading 1
=========

heading 2
---------
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
==Section==
===Subsection===
====Sub-subsection====
Bold Format
**bold**
__bold__
*bold*
'''bold'''
Italics Format
*emphasized*
_emphasized_
_italic_
''italic''
Underline Format
via HTML: <u>underlined</u>
<u>underline</u>
<u>underlined</u>
Monospace Format
`inline monospace`

indented block of
monospaced text

tab-indented
block
=monospaced text= and
<verbatim>
multi line text
</verbatim>
<tt>monospace</tt>
Strikethrough Format
via HTML: <del>deleted</del>
<strike>strikethrough</strike>
<strike>strikethrough</strike>
Superscript Format
via HTML: x<sup>2</sup>
<sup>superscript</sup>
<sup>superscript</sup>
Subscript Format
via HTML: a<sub>1</sub>
<sub>subscript</sub>
<sub>subscript</sub>
Images
![alt text](internal/image)
![alt text](http://example.org/external/image)
%ATTACHURL%/image.png
http://any.domain/image.png
[[Image:wiki.png]]
Aligning Text
| left |   center   |   right |
or HTML
or CSS
<center>Centered</center>
Text Indentation
<blockquote>
multi line text
</blockquote>
: indented line
Bulleted Lists
* item 1
* item 2
* item 2.1
* item 2.2
* Item 1
* Item 1.1
* Item 2
* Item 1
** Item 1.1
* Item 2
Numbered Lists
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
1. Item 1
a. Item 1.a
1. Item 2
# Item 1
## Item 1.1
# Item 2
Definition Lists
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
$ Term: Definition
; term : definition
Horizontal Rule
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
---
----
remove ikiwiki remove TWiki remove WikyBlog