Wiki.js vs. Foswiki vs. XWiki vs. PmWiki vs. WackoWiki

General Features Wiki.js Foswiki XWiki PmWiki WackoWiki
Version
2.5.299
2.1.11
18.2.1
2.5.9
6.2.1
Last Release Date
2023-06-03 (2 years ago)
2026-03-15 (1 month ago)
2026-04-09 (18 days ago)
2026-04-05 (22 days ago)
2026-03-03 (1 month ago)
Last Update here
2023-07-30 (2 years ago)
2026-03-15 (1 month ago)
2026-04-09 (18 days ago)
2026-04-05 (22 days ago)
2026-04-25 (2 days ago)
Author
Nicolas Giard
Foswiki Community
XWiki Development Team
Petko Yotov (Original author: Patrick R. Michaud)
WackoWiki Team
URL
Free and Open Source
Yes
Yes
Yes
Yes
Yes
License
AGPL-v3
GPL
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
GPL2+
BSD
Programming Language
Javascript
Perl
Java
PHP
PHP
Data Storage
Database, Files, other, RCS
Files, RCS
Database, RCS
Files
Database
License Cost/ Fee
0
$0
0
0
0
Development status
Mature
Mature
Mature
Mature
Mature
Intended Audience
Everyone
Enterprise, Corporate, Business, Intranets, Personal use, Community building, Educational, Intranet, Extranet
Enterprise, Workgroups, Developers
All
Advanced End Users, Developers, End Users/Desktop
Hosting Features Wiki.js Foswiki XWiki PmWiki WackoWiki
Storage Quota
N/A
N/A
N/A
N/A
Bandwidth Quota
N/A
N/A
N/A
N/A
Other Limits
N/A
N/A
N/A
N/A
Topic Restrictions
N/A
N/A
N/A
N/A
Corporate Branding
N/A
N/A
Yes
N/A
N/A
Own Domain
N/A
N/A
Yes
N/A
N/A
Ads allowed
N/A
N/A
No
N/A
N/A
System Requirements Wiki.js Foswiki XWiki PmWiki WackoWiki
Operating System
All
Linux, Windows, OS-X and others
Any platform supporting Java 17 or greater
Linux, UNIX, Windows, MacOS X, probably others
OS Independent
Root Access
No
No
No
No
No
Webserver
All
Apache, Lighttpd, Nginx, or any other supporting (F)CGI
Servlet 5.0+
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
run with the appserver/webserver of your choice
Other Requirements
Node.js
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
Java 17, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
none
mod_rewrite (optional)
Datastorage Wiki.js Foswiki XWiki PmWiki WackoWiki
Text Files
Yes
Yes
No
Yes
No
MySQL
Yes
No
Yes
Plugin
Yes
PostgreSQL
Yes
No
Yes
No
No
Oracle
No
No
Yes
No
No
SQLite
Yes
No
No
Plugin
Yes
BerkeleyDB
No
No
No
No
No
RCS
Optional
Yes
Plugin
Plugin
No
Other
Compatible with MySQL, MariaDB, MS SQL Server, PostgreSQL or SQLite
caching of content into database using plugins
JDBC Databases and in general any database supported by Hibernate; any custom implementation, as the storage is pluggable. Attachments can be saved on the filesystem
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
MariaDB
Security/Anti-Spam Wiki.js Foswiki XWiki PmWiki WackoWiki
Page Permissions
Yes
Yes
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Yes
Yes
Authentication Backends
Local (built-in), Google, Facebook, Microsoft, GitHub, Azure AD, LDAP, OpenConnectID, Slack, Discord, Auth0, Keycloak, Okta, etc.
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
Internal: per page, per group, per user, per user group. External: .htpasswd, LDAP, Active Directory. Plugins: Mailman, forums w/MySQL, oAuth, custom possible.
LDAP (patch), ActiveDirectory
Host Blocking
No
Plugin
No
Optional
Optional
Mail Encryption
Yes
Yes
Yes
Optional
Optional
nofollow
Yes
Yes
No
Yes
Optional
Blacklist
No
Plugin
Plugin
Optional
Yes
CAPTCHA
No
Plugin
Yes
Plugin
Yes
Delayed Indexing
Optional
Plugin
Yes
Optional
No
Development/Support Wiki.js Foswiki XWiki PmWiki WackoWiki
# of Consultants
Preconfigured Hosting
Yes
Yes
Yes
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
28237 ⭐
118 ⭐
N/A
N/A
55 ⭐
Common Features Wiki.js Foswiki XWiki PmWiki WackoWiki
Preview
Yes
Yes
Yes
Yes
Yes
Minor Changes
No
Yes
Yes
Yes
Yes
Change Summary
No
Yes
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Between all
Sitemap
Yes
Yes
Yes
Yes
Yes
Plugin System
Yes
Yes
Yes
Yes
Yes
Special Features Wiki.js Foswiki XWiki PmWiki WackoWiki
Unicode Support
Yes
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
No
No
Optional
Yes
Interface Languages
54
Afrikaans, Amharic, Arabic, Azerbaijani, Bulgarian, Bengali; Bangla, Catalan, Czech, Danish, German, Greek, English, Esperanto, Spanish, Estonian, Basque, Persian, Finnish, French, Hebrew, Hindi, Croatian, Hungarian, Armenian, Icelandic, Italian, Japanese, Kazakh, Cambodian, Korean, Lithuanian, Latvian, Lettish, Macedonian, Mongolian, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Sinhalese, Slovak, Slovenian, Serbian, Swedish, Tamil, Thai, Turkish, Uighur, Ukrainian, Vietnamese, Chinese, Chinese Traditional
22
Bulgarian, Czech, Danish, German, Greek, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
40
Bulgarian, Catalan, Czech, Danish, German, Greek, English, Spanish, Persian, French, Galician, Hindi, Croatian, Hungarian, Indonesian, Italian, Japanese, Cambodian, Kannada, Korean, Lithuanian, Latvian, Lettish, Marathi, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Sinhalese, Slovak, Slovenian, Swedish, Turkish, Uighur, Ukrainian, Vietnamese, Chinese, Chinese Traditional
38
Arabic, Bulgarian, Breton, Catalan, Czech, Danish, German, Greek, English, Esperanto, Spanish, Persian, Finnish, French, Hungarian, Indonesian, Italian, Japanese, Lithuanian, Latvian, Lettish, Macedonian, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Slovak, Slovenian, Albanian, Swedish, Tamil, Turkish, Ukrainian, Vietnamese, Chinese, Chinese Traditional
34
Arabic, Bulgarian, Czech, Danish, German, Greek, English, Spanish, Estonian, Persian, Finnish, French, Hindi, Croatian, Hungarian, Indonesian, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Swedish, Tamil, Thai, Turkish, Ukrainian, Vietnamese, Chinese, Chinese Traditional
Email notification
No
Yes
Yes
Optional
Yes
Comments
Flat
Plugin
Threaded
Discussion Pages
Flat
Categories
Yes
Plugin
Yes
Yes
Yes
Namespaces
Yes
Yes
Yes
Yes
Yes
Conflict Handling
Conflict Detection
Page Locking
Conflict Resolution
Conflict Resolution
Page Locking
Concurrent Editing
No
No
Yes
Yes
No
Search
Full Text
Full Text
Full Text
Full Text
Full Text
Wiki Farming
No
Plugin
Yes
Yes
Patch
Structured Data
No
Yes
Yes
Yes
Plugin
Links Wiki.js Foswiki XWiki PmWiki WackoWiki
CamelCase
Yes
Yes
Yes
Optional
Optional
Freelinks
Yes
Yes
Yes
Yes
Yes
Backlinks
No
Yes
Yes
Yes
Yes
InterWiki
No
Plugin
Yes
Yes
Yes
SisterWiki
No
Plugin
Yes
Plugin
No
Image Links
Yes
Yes
Yes
Yes
Yes
Windows Shares
Yes
Plugin
Yes
Yes
Yes
Page Redirects
No
Plugin
Yes
Yes
Yes
Syntax Features Wiki.js Foswiki XWiki PmWiki WackoWiki
HTML Tags
All
All
All
Plugin
All
Math formulas
Yes
Plugin
Yes
Plugin
Plugin
Tables
simple + complex
simple + complex
simple + complex
simple + complex
simple + complex
CREOLE support
No
Plugin
Yes
Optional
No
Markdown Support
Yes
Plugin
Yes
Plugin
No
Textile Support
No
Plugin
No
No
No
BBCode Support
No
Plugin
No
Plugin
Patch
Emoticon Images
Yes
Plugin
Yes
Plugin
Yes
Syntax Highlighting
Yes
Plugin
Yes
Optional
Yes
Footnotes
Yes
Plugin
Yes
Plugin
Yes
Quoting
Yes
Yes
Yes
Plugin
Yes
Internal Comments
Yes
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
Yes
FAQ Tags
No
Yes
Plugin
Yes
No
Scripting
JS, CSS
JavaScript; Topic Markup Language
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
actions (PHP)
Content Includes
Yes
Yes
Yes
Yes
Yes
Feed Aggregation
No
Plugin
Yes
Plugin
Yes
Usability Wiki.js Foswiki XWiki PmWiki WackoWiki
Section Editing
No
Plugin
Yes
Plugin
Yes
Page Templates
Yes
Yes
Yes
Yes
Yes
Double-Click Edit
No
Plugin
No
Plugin
Yes
Toolbar
Yes
Plugin
Yes
Optional
Yes
WYSIWYG Editing
Yes
Plugin
Yes
Plugin
Plugin
Access Keys
Yes
Yes
Yes
Yes
Yes
Auto Signature
Optional
Yes
No
Yes
Yes
Statistics Wiki.js Foswiki XWiki PmWiki WackoWiki
Recent Changes
Yes
Yes
Yes
Yes
Yes
Wanted Pages
No
No
Yes
Optional
Yes
Orphaned Pages
No
Plugin
Yes
Optional
Yes
Most/Least Popular
Yes
Yes
Yes
No
Yes
Recent Visitors
No
Plugin
Yes
Plugin
Yes
Analysis
Optional
Yes
Yes
Plugin
Plugin
Output Wiki.js Foswiki XWiki PmWiki WackoWiki
Printer Friendly
Print CSS
Print View
Print CSS
Print View
Print View
Mobile Friendly
Yes
Yes
Yes
Yes
Yes
Themes & Skins
Yes
Yes
Yes
Yes
Yes
RSS Feeds
No
Yes
Yes
Optional
Yes
ATOM Feeds
No
Yes
Optional
Optional
No
Abbreviations
Yes
Plugin
Plugin
Plugin
Patch
Auto-TOC
Yes
Yes
Optional
Optional
Yes
Raw Export
Yes
Yes
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
Plugin
Yes
XML export
No
Plugin
Yes
Plugin
Yes
PDF Export
Yes
Plugin
Yes
Plugin
Patch
Office Export
No
Plugin
Yes
Plugin
Patch
Media and Files Wiki.js Foswiki XWiki PmWiki WackoWiki
File Attachments
Yes
Yes
Yes
Optional
Yes
Media Revisions
No
Yes
Yes
Optional
No
Embedded Flash
Yes
Plugin
Yes
Plugin
Yes
Embedded Video
Yes
Plugin
Yes
Plugin
Yes
Image Editing
Yes
Plugin
Plugin
Plugin
No
SVG Editing
No
Plugin
Plugin
Plugin
No
MindMap Editing
No
Plugin
Plugin
Plugin
Plugin
Media Search
No
Contents
Contents
Filenames only
Contents
Extras Wiki.js Foswiki XWiki PmWiki WackoWiki
Calendar
No
Plugin
Plugin
Plugin
Plugin
Image Galleries
No
Plugin
Yes
Plugin
Plugin
Presentations
No
Plugin
Plugin
Plugin
Plugin
Forums
No
Plugin
Plugin
Plugin
Optional
Blogs
No
Plugin
Plugin
Plugin
Optional
Ticket System
No
Plugin
Plugin
Plugin
No
Chat
No
No
Plugin
No
Patch
Syntax Examples Wiki.js Foswiki XWiki PmWiki WackoWiki
Internal Link
[Link Title](/link/to/page)
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
XWiki supports 16+ input syntaxes (e.g. confluence, twiki, docbook, mediawiki, xwiki, markdown, etc), see http://rendering.xwiki.org/xwiki/bin/view/Main/WebHome#HSupportedSyntaxes for details.

The syntax documented below is XWiki Syntax 2.1 (http://platform.xwiki.org/xwiki/bin/view/Main/XWikiSyntax).

[[wiki syntax here>>Space.Page]]
[[Space.Page]]
(Space is optional and is the current space if not specified)
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
External Link
[Link Title](https://wiki.js.org)
External Link
http://foswiki.org/ autolink
[[http://foswiki.org/][label]]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
http://....
[[http://... | link text]]
[[link text -> http://...]]
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
Headlines
# Header 1
## Header 2
### Header 3
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
! Level 1
!!#anchor Level 2
!!! Level 3
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
Bold Format
**Bold Text**
*bold*
**bold**
'''bold'''
**bold**
Italics Format
*Italic Text*
_italic_
//Italics//
''italic''
//italics//
Underline Format
<u>Underline Text</u>
<u>underline</u>
__underline__
{+underlined+}
__underline__
Monospace Format
`Monospace Code`
=monospaced text= and
<verbatim>
multi line text
</verbatim>
##monospace##
@@monospace@@
##monospace##
Strikethrough Format
~~Strikethrough Text~~
<strike>strikethrough</strike>
--Strike--
{-strikethrough-}
--strikethrough--
Superscript Format
^Superscript Text^
<sup>superscript</sup>
^^superscript^^
'^superscript^'
^^superscript^^
Subscript Format
~Subscript Text~
<sub>subscript</sub>
,,subscript,,
'_subscript_'
,,subscript,,
Images
![Image Title](/path/to/image.png)
%ATTACHURL%/image.png
http://any.domain/image.png
%IMAGE{"image.png"}%
image:img.png
image:Space.Page@img.png
[[image:img.png||width="25" height="25"]]
image:http://some/url/img.png

Starting with the xwiki/2.1 syntax, also:
image:icon:cancel
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
((image.png))
file:image.png
https://example.com/image.png
Aligning Text
| left |   center   |   right |
or HTML
or CSS
(% style="... css here..." %)Text
%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
Text Indentation
<blockquote>
multi line text
</blockquote>
Non-semantic text indentation through styling:

(% style="... css here..." %)multi line text

Quotes:

> This is a quoted text
-> indented text
--> more indentation
-< hanging text
--< more indentation
one
two
Bulleted Lists
- Item 1
- Item 2
- Item 3
* Item 1
* Item 1.1
* Item 2
* List
** list
*** list
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2
*one
**One-two
*two
*three
Numbered Lists
1. Item 1
2. Item 2
3. Item 3
1. Item 1
a. Item 1.a
1. Item 2
1. Item 1
11. Item 2
111. Item 3
1. Item 4
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
1. numbered List
1. numbered List-2
2.#8 numbered List, with break


Definition Lists
$ Term: Definition
; term
: definition
: term : definition
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
Horizontal Rule
---
---
----
----
----
remove Wiki.js remove Foswiki remove XWiki remove PmWiki remove WackoWiki