#1
A modern, extensible Node.js wiki with Markdown editing, powerful admin tools, multiple auth options, and support for popular SQL databases.
28.8k stars3.3k forksAGPL-3.0last commit Actively maintained
8 self-hosted Microsoft Viva alternatives
Employee experience platform integrated with Microsoft 365 and Teams that centralizes communications, knowledge discovery (Topics), access to learning resources, and productivity and well‑being insights for organizations and HR.
Alternatives to Microsoft Viva
#2
Open-source Confluence/Notion alternative for team wikis and documentation with real-time editing, spaces, permissions, diagrams, and search.
21.5k stars1.5k forksAGPL-3.0last commit Actively maintained
#3
Documize is a self-hosted knowledge base and documentation platform for internal and external docs, offering spaces, labels, search, and enterprise-friendly authentication.
2.4k stars239 forksAGPL-3.0last commit Actively maintained
#4
Enterprise-grade open-source wiki platform for knowledge management, intranets and web applications.
1.3k stars661 forksLGPL-2.1last commit Actively maintained
Open-source onboarding platform to provision accounts, run preboarding, to-dos, resources, courses, and badges via Slack or a dashboard.
926 stars162 forksAGPL-3.0last commit Actively maintained
Open-source operating system that connects company goals, projects and check-ins with opinionated workflows, an AI executive coach, and self-hosting options.
543 stars68 forkslast commit Actively maintained
#7
SeedDMS is an open source PHP document management system for organizing documents with versioning, permissions, workflows, search, and integrations like LDAP and WebDAV.
Activity unknown
MediaWiki is an open source wiki engine for building collaborative knowledge bases with versioned pages, templates, categories, and a powerful extension system.
Activity unknown
What replacing Microsoft Viva actually involves
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 6 of 8 shipped a commit in the last six months. Licences in this list: AGPL-3.0, LGPL-2.1. In exchange you take on hosting, backups and updates yourself.
Browse everything in Wikis & Knowledge Bases.
