Cost / License
- Free
- Open Source (BSD-3-Clause)
Application type
Platforms
- Online
- Windows
- Android
- Linux
- Self-Hosted
- Mac




Instiki is described as 'Basic Wiki clone so pretty and easy to set up, you’ll wonder if it’s really a Wiki. Runs on Rails and focuses on portability and stability, Supports file uploads, LaTeX export, RSS feeds, S5 slideshows, multiple users and password protection' and is an app in the education & reference category. There are more than 25 alternatives to Instiki for a variety of platforms, including Web-based, Windows, Linux, Self-Hosted and Mac apps. The best Instiki alternative is TiddlyWiki, which is both free and Open Source. Other great apps like Instiki are MediaWiki, BookStack, Foam and DokuWiki.




Free open source software combining the best of wiki and CMS with community building-features.


Tettra is a simple way for your team to document who you are, what you do, and how to achieve results.
Doit is the new and easy way to get organised. Take notes, manage projects, share ideas, and collaborate - all in one place.




Ikiwiki is a wiki compiler. It converts wiki pages into HTML pages suitable for publishing on a website. Ikiwiki stores pages and history in a revision control system such as Subversion or Git. There are many other features, including support for blogging, as well as a large...
PmWiki is a wiki-based system for collaborative creation and maintenance of websites.
An entire wiki in a single PHP file. Intended for small - medium sized wikis. Supports themes, multiple users, and uses a module-based approach to allow features to be added and removed at will.

WikkaWiki is a flexible, standards-compliant and lightweight wiki engine written in PHP, which uses MySQL to store pages. Forked from WakkaWiki. Designed for speed, extensibility, and security. Released under the GPL license.
The Most Advanced WordPress Knowledge Base Plugin Build a WordPress Knowledge Base with access control, frontend editing, and many more power-packed | Helpie Knowledge Base Plugin



MoinMoin is an advanced, easy to use and extensible WikiEngine with a large community of users. MoinMoin's storage mechanism is based on flat files and folders, rather than a database. MoinMoin supports plugins and can be extended via Macros and Actions.


Noteship is a personal information manager that combines notes, todos, and reminders and is based on simple files and folders.




UserPress is a wiki plugin for WordPress offering sophisticated functionality wrapped in a simple, intuitive interface. UserPress allows users to edit and create content using your front-end theme (as opposed to the wp-admin area), much like Wikipedia.



