Instiki vs. TWiki

General Features Instiki TWiki
Version
0.30.0
TWiki-6.1.0
Last Release Date
2019-03-01 (7 years ago)
2018-07-16 (7 years ago)
Last Update here
2019-03-04 (7 years ago)
2019-07-19 (6 years ago)
Author
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
Peter Thoeny, TWiki community
URL
Free and Open Source
Yes
Yes
License
Ruby's
GPL
Programming Language
Ruby on Rails
Perl, JavaScript
Data Storage
Database
Files, RCS
License Cost/ Fee
0
N/A
Development status
Mature
Mature
Intended Audience
general, education
Large enterprise; small to medium businesses
System Requirements Instiki TWiki
Operating System
UNIX, Windows, MacOS X
Linux, Windows, OS-X and other
Root Access
No
No
Webserver
Thin (included), or Apache/NGinx (via Passenger)
Almost any webserver, typically Apache and Ngnix
Other Requirements
Ruby 2.0-2.6
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
Datastorage Instiki TWiki
Text Files
No
Yes
MySQL
Yes
No
PostgreSQL
Yes
No
Oracle
Plugin
No
SQLite
Yes
No
BerkeleyDB
No
No
RCS
No
Yes
Other
Any Rails-compatible back-end datastore can be used.
RcsLite Perl library for version control without external RCS; backend API for other storage
Security/Anti-Spam Instiki TWiki
Page Permissions
Yes
Yes
ACL
No
Yes
Authentication Backends
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
Host Blocking
Yes
Plugin
Mail Encryption
Unknown
Yes
nofollow
Unknown
Plugin
Blacklist
Yes
Plugin
CAPTCHA
Unknown
Plugin
Delayed Indexing
Unknown
Plugin
Development/Support Instiki TWiki
# of Consultants
Preconfigured Hosting
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
506 ⭐
N/A
Common Features Instiki TWiki
Preview
No
Yes
Minor Changes
Yes
Yes
Change Summary
No
Yes
Page History
Yes
Yes
Page Revisions
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Sitemap
Yes
Yes
Plugin System
No
Yes
Special Features Instiki TWiki
Unicode Support
Yes
Yes
Right-to-Left Support
Yes
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
Email notification
No
Yes
Comments
No
Threaded
Categories
Yes
Yes
Namespaces
No
Yes
Conflict Handling
Page Locking
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Search
Full Text
Full Text
Wiki Farming
Yes
Optional
Structured Data
No
Yes
Links Instiki TWiki
CamelCase
Optional
Yes
Freelinks
Yes
Yes
Backlinks
Yes
Yes
InterWiki
Yes
Yes
SisterWiki
No
Plugin
Image Links
Yes
Yes
Windows Shares
No
Plugin
Page Redirects
Yes
Plugin
Syntax Features Instiki TWiki
HTML Tags
All
All
Math formulas
Yes
Plugin
Tables
simple + complex
simple + complex
CREOLE support
No
No
Markdown Support
Yes
No
Textile Support
Yes
Plugin
BBCode Support
No
No
Emoticon Images
No
Yes
Syntax Highlighting
Yes
Plugin
Footnotes
Yes
Plugin
Quoting
Yes
Yes
Internal Comments
Yes
Yes
Custom styles
Yes
Yes
FAQ Tags
No
Yes
Scripting
None
TWiki Markup Language, TWiki variables, JavaScript, extensive API
Content Includes
Yes
Yes
Feed Aggregation
No
Yes
Usability Instiki TWiki
Section Editing
No
Plugin
Page Templates
No
Yes
Double-Click Edit
No
Plugin
Toolbar
No
Plugin
WYSIWYG Editing
No
Yes
Access Keys
Yes
Yes
Auto Signature
Yes
Yes
Statistics Instiki TWiki
Recent Changes
Yes
Yes
Wanted Pages
Yes
No
Orphaned Pages
Yes
Plugin
Most/Least Popular
No
Yes
Recent Visitors
No
Plugin
Analysis
No
Yes
Output Instiki TWiki
Printer Friendly
Print View
Print View
Mobile Friendly
Yes
Plugin
Themes & Skins
No
Yes
RSS Feeds
No
Yes
ATOM Feeds
Yes
Yes
Abbreviations
Yes
Plugin
Auto-TOC
Yes
Yes
Raw Export
Yes
Yes
HTML Export
Yes
Yes
XML export
No
Plugin
PDF Export
No
Plugin
Office Export
Unknown
Unknown
Media and Files Instiki TWiki
File Attachments
Yes
Yes
Media Revisions
No
Yes
Embedded Flash
No
Plugin
Embedded Video
Yes
Plugin
Image Editing
No
Plugin
SVG Editing
Yes
Plugin
MindMap Editing
No
Plugin
Media Search
No
Contents
Extras Instiki TWiki
Calendar
No
Plugin
Image Galleries
No
Plugin
Presentations
Unknown
Unknown
Forums
No
Plugin
Blogs
No
Plugin
Ticket System
No
Plugin
Chat
Unknown
Unknown
Syntax Examples Instiki TWiki
Internal Link 
[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]
 
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
External Link 
[another site](http://example.com)
 
http://twiki.org/ autolink
[[http://twiki.org/][label]]
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 
underlined
{: style='text-decoration:underlined'}
 
<u>underline</u>
Monospace Format 
`monospace`
 
=monospaced text= and
<verbatim>
multi line text
</verbatim>
Strikethrough Format 
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}
 
<strike>strikethrough</strike>
Superscript Format 
<sup>superscript</sup>
 
<sup>superscript</sup>
Subscript Format 
<sub>subscript</sub>
 
<sub>subscript</sub>
Images 
![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]
 
%ATTACHURL%/image.png
http://any.domain/image.png
Aligning Text 
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}
 
| left |   center   |   right |
or HTML
or CSS
Text Indentation 
p
{: style='margin-left:3em'}

> blockquote
 
<blockquote>
multi line text
</blockquote>
Bulleted Lists 
* Item 1
** Item 1.1
* Item 2
 
* Item 1
* Item 1.1
* Item 2
Numbered Lists 
1. Item 1
1. Item 1.1
2. Item 2
 
1. Item 1
a. Item 1.a
1. Item 2
Definition Lists 
term
: definition
 
$ Term: Definition
Horizontal Rule 
***
 
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remove Instiki remove TWiki