ikiwiki vs. ProntoWiki vs. TWiki

General Features ikiwiki ProntoWiki TWiki
Version
2.67
1.0.1
TWiki-6.1.0
Last Release Date
2008-10-17 (17 years ago)
2026-04-16 (today)
2018-07-16 (7 years ago)
Last Update here
2008-10-28 (17 years ago)
2006-08-23 (19 years ago)
2019-07-19 (6 years ago)
Author
Joey Hess and the ikiwiki community
Clay Alberty
Peter Thoeny, TWiki community
URL
Free and Open Source
Yes
Yes
Yes
License
GPL
BSD
GPL
Programming Language
Perl
C#
Perl, JavaScript
Data Storage
Files, RCS
Database
Files, RCS
License Cost/ Fee
0
Free
N/A
Development status
Mature
Mature
Mature
Intended Audience
Anyone
Large enterprise; small to medium businesses
System Requirements ikiwiki ProntoWiki TWiki
Operating System
Any
Windows
Linux, Windows, OS-X and other
Root Access
No
No
No
Webserver
Any, or none
IIS 5+
Almost any webserver, typically Apache and Ngnix
Other Requirements
.NET framework v2.0 or higher
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
Datastorage ikiwiki ProntoWiki TWiki
Text Files
Yes
Unknown
Yes
MySQL
No
Unknown
No
PostgreSQL
No
Unknown
No
Oracle
No
Unknown
No
SQLite
No
Unknown
No
BerkeleyDB
No
Unknown
No
RCS
Yes
Unknown
Yes
Other
SQLExpress or SQL 2000 or SQL 2005
RcsLite Perl library for version control without external RCS; backend API for other storage
Security/Anti-Spam ikiwiki ProntoWiki TWiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
No
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
.NET Membership platform
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
Host Blocking
Yes
No
Plugin
Mail Encryption
Yes
No
Yes
nofollow
No
No
Plugin
Blacklist
Yes
No
Plugin
CAPTCHA
No
No
Plugin
Delayed Indexing
No
No
Plugin
Development/Support ikiwiki ProntoWiki TWiki
# of Consultants
Preconfigured Hosting
No
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features ikiwiki ProntoWiki TWiki
Preview
Yes
Yes
Yes
Minor Changes
No
No
Yes
Change Summary
Yes
No
Yes
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Plugin
Unknown
Yes
Plugin System
Yes
No
Yes
Special Features ikiwiki ProntoWiki TWiki
Unicode Support
Yes
No
Yes
Right-to-Left Support
Yes
Unknown
No
Interface Languages
1
English
1
English
19
Bulgarian, Czech, Danish, German, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
Email notification
Yes
No
Yes
Comments
Discussion Pages
No
Threaded
Categories
Plugin
Optional
Yes
Namespaces
Yes
No
Yes
Conflict Handling
Conflict Resolution
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Unknown
Optional
Structured Data
Unknown
Unknown
Yes
Links ikiwiki ProntoWiki TWiki
CamelCase
Plugin
Optional
Yes
Freelinks
Yes
Yes
Yes
Backlinks
Yes
No
Yes
InterWiki
Plugin
No
Yes
SisterWiki
Plugin
No
Plugin
Image Links
Yes
Optional
Yes
Windows Shares
Yes
No
Plugin
Page Redirects
Unknown
Unknown
Plugin
Syntax Features ikiwiki ProntoWiki TWiki
HTML Tags
Optional
Some
All
Math formulas
Plugin
No
Plugin
Tables
simple + complex
none
simple + complex
CREOLE support
No
Unknown
No
Markdown Support
Yes
Unknown
No
Textile Support
Plugin
Unknown
Plugin
BBCode Support
No
Unknown
No
Emoticon Images
Plugin
No
Yes
Syntax Highlighting
Plugin
No
Plugin
Footnotes
No
Optional
Plugin
Quoting
Yes
Optional
Yes
Internal Comments
Yes
No
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Yes
No
Yes
Scripting
safe subset of HTML::Template supported via template plugin
TWiki Markup Language, TWiki variables, JavaScript, extensive API
Content Includes
Plugin
No
Yes
Feed Aggregation
Plugin
No
Yes
Usability ikiwiki ProntoWiki TWiki
Section Editing
No
No
Plugin
Page Templates
Yes
No
Yes
Double-Click Edit
No
No
Plugin
Toolbar
No
Yes
Plugin
WYSIWYG Editing
No
No
Yes
Access Keys
No
No
Yes
Auto Signature
No
No
Yes
Statistics ikiwiki ProntoWiki TWiki
Recent Changes
Yes
Unknown
Yes
Wanted Pages
Plugin
No
No
Orphaned Pages
Plugin
No
Plugin
Most/Least Popular
No
Optional
Yes
Recent Visitors
No
No
Plugin
Analysis
No
No
Yes
Output ikiwiki ProntoWiki TWiki
Printer Friendly
Print CSS
Print View
Mobile Friendly
Yes
Unknown
Plugin
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Plugin
No
Yes
ATOM Feeds
Plugin
No
Yes
Abbreviations
No
No
Plugin
Auto-TOC
Plugin
No
Yes
Raw Export
Yes
No
Yes
HTML Export
Yes
No
Yes
XML export
No
No
Plugin
PDF Export
No
No
Plugin
Office Export
Unknown
Unknown
Unknown
Media and Files ikiwiki ProntoWiki TWiki
File Attachments
Yes
Yes
Yes
Media Revisions
Yes
No
Yes
Embedded Flash
Optional
Unknown
Plugin
Embedded Video
Optional
Unknown
Plugin
Image Editing
No
No
Plugin
SVG Editing
No
No
Plugin
MindMap Editing
No
No
Plugin
Media Search
Filenames only
Contents
Extras ikiwiki ProntoWiki TWiki
Calendar
Plugin
Unknown
Plugin
Image Galleries
Plugin
Unknown
Plugin
Presentations
Unknown
Unknown
Unknown
Forums
Unknown
Unknown
Plugin
Blogs
Yes
Unknown
Plugin
Ticket System
Yes
Unknown
Plugin
Chat
Unknown
Unknown
Unknown
Syntax Examples ikiwiki ProntoWiki TWiki
Internal Link
[[internal]]
[pagename]
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
External Link
[link text](http://example.org)
{title|url}
http://twiki.org/ autolink
[[http://twiki.org/][label]]
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
Bold Format
**bold**
__bold__
**bold**
*bold*
Italics Format
*emphasized*
_emphasized_
''italics''
_italic_
Underline Format
via HTML: <u>underlined</u>
__under__
<u>underline</u>
Monospace Format
`inline monospace`

indented block of
monospaced text

tab-indented
block
=monospaced text= and
<verbatim>
multi line text
</verbatim>
Strikethrough Format
via HTML: <del>deleted</del>
<<strike>> (using custom tags)
<strike>strikethrough</strike>
Superscript Format
via HTML: x<sup>2</sup>
<<super>> (using custom tags)
<sup>superscript</sup>
Subscript Format
via HTML: a<sub>1</sub>
<<sub>> (using custom tags)
<sub>subscript</sub>
Images
![alt text](internal/image)
![alt text](http://example.org/external/image)
{guid} - this is displayed and can be inserted automatically for each image/page
%ATTACHURL%/image.png
http://any.domain/image.png
Aligning Text
available through custom tags
| left |   center   |   right |
or HTML
or CSS
Text Indentation
multiple spaces -> &nbsp;
<blockquote>
multi line text
</blockquote>
Bulleted Lists
* item 1
* item 2
* item 2.1
* item 2.2
+
++
+++
++++
* 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
Definition Lists
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
$ Term: Definition
Horizontal Rule
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
---
remove ikiwiki remove ProntoWiki remove TWiki