TWiki vs. Instiki

General Features TWiki Instiki
Version
TWiki-6.1.0
0.30.0
Last Release Date
2018-07-16 (8 years ago)
2019-03-01 (7 years ago)
Last Update here
2019-07-19 (7 years ago)
2019-03-04 (7 years ago)
Author
Peter Thoeny, TWiki community
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
URL
Free and Open Source
Yes
Yes
License
GPL
Ruby's
Programming Language
Perl, JavaScript
Ruby on Rails
Data Storage
Files, RCS
Database
License Cost/ Fee
N/A
0
Development status
Mature
Mature
Intended Audience
Large enterprise; small to medium businesses
general, education
System Requirements TWiki Instiki
Operating System
Linux, Windows, OS-X and other
UNIX, Windows, MacOS X
Root Access
No
No
Webserver
Almost any webserver, typically Apache and Ngnix
Thin (included), or Apache/NGinx (via Passenger)
Other Requirements
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
Ruby 2.0-2.6
Datastorage TWiki Instiki
Text Files
Yes
No
MySQL
No
Yes
PostgreSQL
No
Yes
Oracle
No
Plugin
SQLite
No
Yes
BerkeleyDB
No
No
RCS
Yes
No
Other
RcsLite Perl library for version control without external RCS; backend API for other storage
Any Rails-compatible back-end datastore can be used.
Security/Anti-Spam TWiki Instiki
Page Permissions
Yes
Yes
ACL
Yes
No
Authentication Backends
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
Host Blocking
Plugin
Yes
Mail Encryption
Yes
Unknown
nofollow
Plugin
Unknown
Blacklist
Plugin
Yes
CAPTCHA
Plugin
Unknown
Delayed Indexing
Plugin
Unknown
Development/Support TWiki Instiki
# of Consultants
Preconfigured Hosting
Yes
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
504 ⭐
Common Features TWiki Instiki
Preview
Yes
No
Minor Changes
Yes
Yes
Change Summary
Yes
No
Page History
Yes
Yes
Page Revisions
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Sitemap
Yes
Yes
Plugin System
Yes
No
Special Features TWiki Instiki
Unicode Support
Yes
Yes
Right-to-Left Support
No
Yes
Interface Languages
19
Bulgarian, Czech, Danish, German, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
1
English
Email notification
Yes
No
Comments
Threaded
No
Categories
Yes
Yes
Namespaces
Yes
No
Conflict Handling
Conflict Resolution
Page Locking
Concurrent Editing
Unknown
Unknown
Search
Full Text
Full Text
Wiki Farming
Optional
Yes
Structured Data
Yes
No
Links TWiki Instiki
CamelCase
Yes
Optional
Freelinks
Yes
Yes
Backlinks
Yes
Yes
InterWiki
Yes
Yes
SisterWiki
Plugin
No
Image Links
Yes
Yes
Windows Shares
Plugin
No
Page Redirects
Plugin
Yes
Syntax Features TWiki Instiki
HTML Tags
All
All
Math formulas
Plugin
Yes
Tables
simple + complex
simple + complex
CREOLE support
No
No
Markdown Support
No
Yes
Textile Support
Plugin
Yes
BBCode Support
No
No
Emoticon Images
Yes
No
Syntax Highlighting
Plugin
Yes
Footnotes
Plugin
Yes
Quoting
Yes
Yes
Internal Comments
Yes
Yes
Custom styles
Yes
Yes
FAQ Tags
Yes
No
Scripting
TWiki Markup Language, TWiki variables, JavaScript, extensive API
None
Content Includes
Yes
Yes
Feed Aggregation
Yes
No
Usability TWiki Instiki
Section Editing
Plugin
No
Page Templates
Yes
No
Double-Click Edit
Plugin
No
Toolbar
Plugin
No
WYSIWYG Editing
Yes
No
Access Keys
Yes
Yes
Auto Signature
Yes
Yes
Statistics TWiki Instiki
Recent Changes
Yes
Yes
Wanted Pages
No
Yes
Orphaned Pages
Plugin
Yes
Most/Least Popular
Yes
No
Recent Visitors
Plugin
No
Analysis
Yes
No
Output TWiki Instiki
Printer Friendly
Print View
Print View
Mobile Friendly
Plugin
Yes
Themes & Skins
Yes
No
RSS Feeds
Yes
No
ATOM Feeds
Yes
Yes
Abbreviations
Plugin
Yes
Auto-TOC
Yes
Yes
Raw Export
Yes
Yes
HTML Export
Yes
Yes
XML export
Plugin
No
PDF Export
Plugin
No
Office Export
Unknown
Unknown
Media and Files TWiki Instiki
File Attachments
Yes
Yes
Media Revisions
Yes
No
Embedded Flash
Plugin
No
Embedded Video
Plugin
Yes
Image Editing
Plugin
No
SVG Editing
Plugin
Yes
MindMap Editing
Plugin
No
Media Search
Contents
No
Extras TWiki Instiki
Calendar
Plugin
No
Image Galleries
Plugin
No
Presentations
Unknown
Unknown
Forums
Plugin
No
Blogs
Plugin
No
Ticket System
Plugin
No
Chat
Unknown
Unknown
Syntax Examples TWiki Instiki
Internal Link 
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
 
[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]
External Link 
http://twiki.org/ autolink
[[http://twiki.org/][label]]
 
[another site](http://example.com)
Headlines 
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6

#Level 1#
##Level 2##
###Level 3###
####Level 4####
#####Level 5#####
######Level 6######
Bold Format 
*bold*

**bold**
Italics Format 
_italic_
 
_italic_, *italic*
Underline Format 
<u>underline</u>
 
underlined
{: style='text-decoration:underlined'}
Monospace Format 
=monospaced text= and
<verbatim>
multi line text
</verbatim>

`monospace`
Strikethrough Format 
<strike>strikethrough</strike>
 
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}
Superscript Format 
<sup>superscript</sup>
 
<sup>superscript</sup>
Subscript Format 
<sub>subscript</sub>
 
<sub>subscript</sub>
Images 
%ATTACHURL%/image.png
http://any.domain/image.png
 
![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]
Aligning Text 
| left |   center   |   right |
or HTML
or CSS
 
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}
Text Indentation 
<blockquote>
multi line text
</blockquote>

p
{: style='margin-left:3em'}

> blockquote
Bulleted Lists 
* Item 1
* Item 1.1
* Item 2
 
* Item 1
** Item 1.1
* Item 2
Numbered Lists 
1. Item 1
a. Item 1.a
1. Item 2
 
1. Item 1
1. Item 1.1
2. Item 2
Definition Lists 
$ Term: Definition
 
term
: definition
Horizontal Rule 
---
 
***
remove TWiki remove Instiki