Open Source Self-Hosted Software filtered by 'Knowledge Base'

Open source note-taking app with Markdown support, to-do integration, and synchronization with cloud services like Dropbox and OneDrive.

Local-first, privacy-focused notebook supporting Markdown and Org mode, offline use, encrypted backup, extensible with plugins, and more.

An end-to-end encrypted note-taking by Proton. Offline access, unlimited sync across devices, tagging, passcode and biometric security, plus advanced premium privacy features.

The original trilium is transfered to this repo by its owner and the app continues to develop here as stated here: https://github.com/TriliumNext/Trilium

Open-source wiki and documentation platform featuring real-time collaborative editing, spaces, groups, robust permissions, commenting, page history, and fast full-text search.

SiYuan is a desktop Markdown Block-Reference and Bidirectional-Link note-taking application. Support fine-grained block-level reference and Markdown WYSIWYG.

Collaborative platform for real-time note-taking, documentation, and wikis, with offline support, granular permissions, AI tools, and multiple export formats.

BookStack is a free and open source knowledge management platform built on PHP. The system has been built around simplicity to ensure that adding information to it is not a chore. The content structure is built on the metaphors of Books, Chapters & Pages.

Foam is a personal knowledge management and sharing system inspired by Roam Research, built on Visual Studio Code and GitHub.

Write your content in the widely used and simple Markdown format, using the built-in visual editor. Unlike other wiki software that save content in a database with a difficult to extract format, Wiki.js saves all your content directly into Markdown (.

An open-source AI-powered chatbot platform with advanced knowledge base integration, multi-modal support, and seamless integrations.

A self-hosted knowledge repository that allows you to safely preserve useful content that contributes to your own personal, searchable and extensible wiki.

Ever had a question? Ever had an answer? Ever had knowledge to share? We believe that coming together to inquire and learn, to share knowledge and to teach each other, makes the world a better place. We also believe that Q&A communities should be free from the politics and...

Lightweight knowledge silo and networked-writing tool equipped with WYSIWYG Markdown editor and reader. Use it to organize writing, network thoughts and build a Second Brain on top of local plain text Markdown files.

All you need in a team collaboration tool dedicated to small efficient teams. Chat, notes, drive, online collaborative edition, calendars, news, spaces, notifications...

GLPI is an IT Service Management software based on open source technologies. It is a suite for IT, project, financial and user management. GLPI can support companies of any size, and offers both on-premises and cloud (SaaS) solutions.

Raneto is an open source Knowledgebase platform that uses static Markdown files to power your Knowledgebase.

With Gramax, you can quickly create a beautiful documentation site for your product or company. It’s fast, free, and works within your infrastructure.

Scoold is inspired by StackOverflow and implements most of its features. You can ask and answer questions, upvote and downvote posts, earn badges and reputation. Each edit creates an new revision, making it easy to follow the history of edits. Scoold is optimized for the cloud.

Zammad is a web based open source helpdesk/customer support system with many features to manage customer communication via several channels like telephone, Facebook, Twitter, chat and e-mails.

Collectives is a Nextcloud App for activist and community projects to organize together. Come and gather in collectives to build shared knowledge.

With a fresh new take on traditional bulletin board forum software, Storyden is a modern, secure and extensible platform for building communities.

Local-first persistent memory layer for AI coding agents, providing 12 MCP tools for context search, decision tracking, and session handoffs with no cloud required.

Quickly filter and search for notes using categories based on hash tags. Additional full text search allows to find notes, even without tagging and never lose an idea again.

Notabase is a powerful and easy-to-use note-taking app for networked thinking. Connect your ideas together and write more effortlessly.