Open Source Personal Knowledge Management (PKM) Tools using Bash
A curated collection of the best open source tools for organizing personal information and building knowledge graphs. using Bash.
AI workspace for docs, projects, and wikis you control
Stars
76,021Last commit
17 days agoLicense
AGPL-3.0
Open source collaborative workspace combining notes, databases, and AI with full data ownership, offline support, and self-hosting options.
Open Source Alternative to:
Self-hosted timeline for quick notes, logs, and snippets
Stars
62,603Last commit
18 hours agoLicense
MIT
Memos is a self-hosted, open-source note-taking app built around a private timeline. Write in Markdown, skip the folder setup, and keep your data on your own server.
Open Source Alternative to:
Encrypted note-taking that syncs across all your devices
Stars
56,132Last commit
14 hours agoLicense
Unknown
Cross-platform note-taking app with end-to-end encryption, Markdown support, web clipping, and sync via Dropbox, OneDrive, or Joplin Cloud.
Open Source Alternative to:
Privacy-first knowledge management with block-level linking
Stars
46,017Last commit
5 hours agoLicense
AGPL-3.0
Personal knowledge management system with WYSIWYG block editing, bidirectional links, spaced repetition flashcards, a relational database, and end-to-end encrypted sync.
Open Source Alternative to:
Privacy-first knowledge base that connects your notes
Stars
44,658Last commit
17 hours agoLicense
AGPL-3.0
Local-first, open-source knowledge management tool with bidirectional linking, outlines, flashcards, PDF annotations, and whiteboards for building a connected second brain.
Open Source Alternative to:
AI second brain for research, automation, and personal agents
Stars
36,742Last commit
26 days agoLicense
AGPL-3.0
Self-hostable AI assistant that connects to your docs and the web, lets you build agents, schedule automations, and run research with verifiable citations.
Open Source Alternative to:
Privacy-first knowledge base with any AI model you choose
Stars
16,028Last commit
3 days agoLicense
Apache-2.0
Self-hostable NotebookLM alternative that lets teams build searchable knowledge bases from diverse sources, with support for any LLM and no data limits.
Open Source Alternative to:
AI-Powered Note Taking App
Stars
10,960Last commit
1 day agoLicense
GPL-3.0
The next generation of open-source AI-powered card notes designed to help you quickly capture and organize inspiration so that ideas never run out.
Open Source Alternative to:
Private workspace for notes, tasks, and databases
Stars
8,708Last commit
2 days agoLicense
Unknown
A local-first, encrypted workspace for notes, tasks, databases, and chats. Your data stays on your device, syncs peer-to-peer, and never passes through a central server.
Open Source Alternative to:
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