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a non-linear personal web notebook.
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DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database.
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A powerful Open Source collaborative platform enhancing collaboration and communication.
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An open source, modern and powerful wiki app built on Node.js, Git, and Markdown.
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MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia.
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An open source knowledge management application that's focused on ease of use.
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WackoWiki is a light and easy to install multilingual Wiki-engine.
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MoinMoin is an advanced, easy to use and extensible WikiEngine with a large community of users.
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Static single file CMS/Wiki done purely with client-side Javascript and HTML5.
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Foswiki is the free and open source enterprise collaboration platform.
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Apache JSPWiki is an open source Wiki engine, feature-rich and built around standard JEE components.
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Ema Personal Wiki uses Markdown to freely create and manage structured notes, like a website.
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WikkaWiki is a flexible, standards-compliant and lightweight wiki engine written in PHP.
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Markdoc is a lightweight Markdown-based wiki system.
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An entire wiki in a single PHP file. Intended for small - medium sized wikis.
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Wiki using happstack, git or darcs, and pandoc.
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Instiki is a basic Wiki clone so pretty and easy to set up, youโll wonder if itโs really a Wiki.
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JoinDiaspora is a privacy-aware, distributed, open source social network which are open to anyone.
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BlueSpice is your tool for documentation and centrally collecting and sharing knowledge.
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Oddmuse is a wiki engine.