ProntoWiki vs. BrainKeeper vs. PBwiki vs. ikiwiki

General Features ProntoWiki BrainKeeper PBwiki ikiwiki
Version
1.0.1
N/A
N/A
2.67
Last Release Date
2026-06-14 (today)
N/A
N/A
2008-10-17 (17 years ago)
Last Update here
2006-08-23 (19 years ago)
2008-01-12 (18 years ago)
2010-08-16 (15 years ago)
2008-10-28 (17 years ago)
Author
Clay Alberty
BrainKeeper, Inc.
PBworks
Joey Hess and the ikiwiki community
URL
Free and Open Source
Yes
N/A
N/A
Yes
License
BSD
N/A
N/A
GPL
Programming Language
C#
N/A
N/A
Perl
Data Storage
Database
N/A
N/A
Files, RCS
License Cost/ Fee
Free
from $35 for 9 logins, scaled pricing from there
Determined by Solution Needs
0
Development status
Mature
N/A
N/A
Mature
Intended Audience
Enterprise, Corporations, and Business Teams
Business Enterprises
Anyone
Hosting Features ProntoWiki BrainKeeper PBwiki ikiwiki
Storage Quota
N/A
Unlimited
No limit
N/A
Bandwidth Quota
N/A
Unlimited
No limit
N/A
Other Limits
N/A
None
None
N/A
Topic Restrictions
N/A
No Restrictions
None
N/A
Corporate Branding
N/A
Yes
Yes
N/A
Own Domain
N/A
Yes
Yes
N/A
Ads allowed
N/A
No
Yes
N/A
System Requirements ProntoWiki BrainKeeper PBwiki ikiwiki
Operating System
Windows
N/A
N/A
Any
Root Access
No
N/A
N/A
No
Webserver
IIS 5+
N/A
N/A
Any, or none
Other Requirements
.NET framework v2.0 or higher
N/A
N/A
Datastorage ProntoWiki BrainKeeper PBwiki ikiwiki
Text Files
Unknown
N/A
N/A
Yes
MySQL
Unknown
N/A
N/A
No
PostgreSQL
Unknown
N/A
N/A
No
Oracle
Unknown
N/A
N/A
No
SQLite
Unknown
N/A
N/A
No
BerkeleyDB
Unknown
N/A
N/A
No
RCS
Unknown
N/A
N/A
Yes
Other
SQLExpress or SQL 2000 or SQL 2005
N/A
N/A
Security/Anti-Spam ProntoWiki BrainKeeper PBwiki ikiwiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
No
Yes
Yes
Yes
Authentication Backends
.NET Membership platform
N/A
N/A
Built-in, HTTP auth, OpenID; extensible via plugins
Host Blocking
No
Unknown
Optional
Yes
Mail Encryption
No
Unknown
No
Yes
nofollow
No
Unknown
No
No
Blacklist
No
Unknown
Optional
Yes
CAPTCHA
No
Yes
No
No
Delayed Indexing
No
No
No
No
Development/Support ProntoWiki BrainKeeper PBwiki ikiwiki
# of Consultants
Preconfigured Hosting
No
N/A
N/A
No
Code Repository
N/A
N/A
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
N/A
Common Features ProntoWiki BrainKeeper PBwiki ikiwiki
Preview
Yes
Yes
Yes
Yes
Minor Changes
No
Yes
Yes
No
Change Summary
No
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Sitemap
Unknown
Yes
Yes
Plugin
Plugin System
No
Yes
Yes
Yes
Special Features ProntoWiki BrainKeeper PBwiki ikiwiki
Unicode Support
No
Yes
Yes
Yes
Right-to-Left Support
Unknown
Unknown
Yes
Yes
Interface Languages
1
English
1
English
1
English
1
English
Email notification
No
Yes
Yes
Yes
Comments
No
Flat
Threaded
Discussion Pages
Categories
Optional
Yes
Yes
Plugin
Namespaces
No
Yes
Yes
Yes
Conflict Handling
Page Locking
Page Locking
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Unknown
N/A
N/A
Yes
Structured Data
Unknown
Unknown
Plugin
Unknown
Links ProntoWiki BrainKeeper PBwiki ikiwiki
CamelCase
Optional
No
Yes
Plugin
Freelinks
Yes
Yes
Yes
Yes
Backlinks
No
No
Yes
Yes
InterWiki
No
Yes
Yes
Plugin
SisterWiki
No
No
Yes
Plugin
Image Links
Optional
Yes
Yes
Yes
Windows Shares
No
Yes
Optional
Yes
Page Redirects
Unknown
Unknown
Unknown
Unknown
Syntax Features ProntoWiki BrainKeeper PBwiki ikiwiki
HTML Tags
Some
Some
All
Optional
Math formulas
No
No
Yes
Plugin
Tables
none
simple + complex
simple + complex
simple + complex
CREOLE support
Unknown
Unknown
No
No
Markdown Support
Unknown
Unknown
No
Yes
Textile Support
Unknown
Unknown
No
Plugin
BBCode Support
Unknown
Unknown
No
No
Emoticon Images
No
No
Yes
Plugin
Syntax Highlighting
No
Unknown
Yes
Plugin
Footnotes
Optional
Yes
Yes
No
Quoting
Optional
Yes
Yes
Yes
Internal Comments
No
Unknown
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
No
Yes
Yes
Yes
Scripting
Javascript
safe subset of HTML::Template supported via template plugin
Content Includes
No
Yes
Plugin
Plugin
Feed Aggregation
No
Yes
Yes
Plugin
Usability ProntoWiki BrainKeeper PBwiki ikiwiki
Section Editing
No
Yes
Plugin
No
Page Templates
No
No
Yes
Yes
Double-Click Edit
No
No
No
No
Toolbar
Yes
Yes
Yes
No
WYSIWYG Editing
No
Yes
Yes
No
Access Keys
No
Yes
Yes
No
Auto Signature
No
Yes
No
No
Statistics ProntoWiki BrainKeeper PBwiki ikiwiki
Recent Changes
Unknown
Yes
Yes
Yes
Wanted Pages
No
No
Optional
Plugin
Orphaned Pages
No
Unknown
No
Plugin
Most/Least Popular
Optional
Yes
Yes
No
Recent Visitors
No
Yes
Yes
No
Analysis
No
Yes
Optional
No
Output ProntoWiki BrainKeeper PBwiki ikiwiki
Printer Friendly
Print CSS
Print CSS
Print CSS
Mobile Friendly
Unknown
Unknown
Yes
Yes
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
No
Yes
Yes
Plugin
ATOM Feeds
No
Yes
Yes
Plugin
Abbreviations
No
No
Yes
No
Auto-TOC
No
Yes
Yes
Plugin
Raw Export
No
Yes
Yes
Yes
HTML Export
No
Yes
Yes
Yes
XML export
No
Yes
Yes
No
PDF Export
No
Yes
Yes
No
Office Export
Unknown
Unknown
Unknown
Unknown
Media and Files ProntoWiki BrainKeeper PBwiki ikiwiki
File Attachments
Yes
Yes
Yes
Yes
Media Revisions
No
Yes
Yes
Yes
Embedded Flash
Unknown
Yes
Yes
Optional
Embedded Video
Unknown
Yes
Yes
Optional
Image Editing
No
Yes
Yes
No
SVG Editing
No
Unknown
Yes
No
MindMap Editing
No
No
Yes
No
Media Search
Contents
Contents
Filenames only
Extras ProntoWiki BrainKeeper PBwiki ikiwiki
Calendar
Unknown
Unknown
Yes
Plugin
Image Galleries
Unknown
Unknown
Yes
Plugin
Presentations
Unknown
Unknown
Unknown
Unknown
Forums
Unknown
Unknown
Plugin
Unknown
Blogs
Unknown
Unknown
Optional
Yes
Ticket System
Unknown
Unknown
Plugin
Yes
Chat
Unknown
Unknown
Unknown
Unknown
Syntax Examples ProntoWiki BrainKeeper PBwiki ikiwiki
Internal Link
[pagename]
CamelCaseLink or [Free Link]
[[internal]]
External Link
{title|url}
[http://www.externallink.com]
[link text](http://example.org)
Headlines
!, !!, !!!
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
!!!!!! Level 6
Two syntaxes:

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

heading 1
=========

heading 2
---------
Bold Format
**bold**
**bold**
**bold**
__bold__
Italics Format
''italics''
''italics''
*emphasized*
_emphasized_
Underline Format
__under__
__underline__
via HTML: <u>underlined</u>
Monospace Format
<code>monospace</code>
`inline monospace`

indented block of
monospaced text

tab-indented
block
Strikethrough Format
<<strike>> (using custom tags)
-strikethrough-
via HTML: <del>deleted</del>
Superscript Format
<<super>> (using custom tags)
<sup>superscript</sup>
via HTML: x<sup>2</sup>
Subscript Format
<<sub>> (using custom tags)
<sub>subscript</sub>
via HTML: a<sub>1</sub>
Images
{guid} - this is displayed and can be inserted automatically for each image/page
[http://www.imagelocation.com/image.jpg
![alt text](internal/image)
![alt text](http://example.org/external/image)
Aligning Text
available through custom tags
<left>, <center>, <right>
Text Indentation
multiple spaces -> &nbsp;
Indented block
Bulleted Lists
+
++
+++
++++
* Bullet #1
* Bullet #2
** SubBullet #1
* item 1
* item 2
* item 2.1
* item 2.2
Numbered Lists
#
##
###
####
# Number #1
# Number #2
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
Definition Lists
<dl>
</dl>
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
Horizontal Rule
---
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
remove ProntoWiki remove BrainKeeper remove PBwiki remove ikiwiki