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Open Source Note-Taking Tools using Github Actions

A curated collection of the best open source apps for capturing and organizing notes, from plain-text and markdown editors to linked notebooks that sync across devices. using Github Actions.

Memos

Self-hosted timeline for quick notes, logs, and snippets

  • Stars

    64,081

  • Last commit

    10 hours ago

  • License

    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:

Notion

Joplin

Encrypted note-taking that syncs across all your devices

  • Stars

    56,876

  • Last commit

    11 hours ago

  • License

    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:

Obsidian

SiYuan

Privacy-first knowledge management with block-level linking

  • Stars

    46,938

  • Last commit

    2 hours ago

  • License

    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:

Notion

Logseq

Privacy-first knowledge base that connects your notes

  • Stars

    45,381

  • Last commit

    2 hours ago

  • License

    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:

Notion

Tolaria

Local-first, Git-native personal knowledge base with AI

  • Stars

    20,331

  • Last commit

    6 hours ago

  • License

    AGPL-3.0
A free, open source note-taking app built on plain Markdown files, Git version control, and direct AI model integration. No account required.

Open Source Alternative to:

Obsidian

Notesnook

Zero-knowledge encrypted notes that sync across all devices

  • Stars

    14,831

  • Last commit

    3 hours ago

  • License

    GPL-3.0
End-to-end encrypted note-taking app with zero-knowledge architecture, cross-device sync, web clipper, and a self-hostable sync server.

Open Source Alternative to:

Notion

Anarlog

AI
Private meeting notes, no bots, files you own

  • Stars

    9,595

  • Last commit

    6 hours ago

  • License

    MIT
Records system audio without joining your call, then turns rough notes into editable summaries. Audio, transcripts, and notes stay as local files.

Open Source Alternative to:

Granola

Blinko

AI-Powered Note Taking App

  • Stars

    11,118

  • Last commit

    2 months ago

  • License

    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:

Notion

AnyType

Private workspace for notes, tasks, and databases

  • Stars

    9,002

  • Last commit

    3 days ago

  • License

    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:

Notion

Silverbullet

Programmable notes with queries, Lua scripting, and wiki links

  • Stars

    Stars growing over the last 30 days6,387

  • Last commit

    4 days ago

  • License

    MIT
A self-hosted, browser-based note-taking system that turns plain Markdown pages into a queryable, scriptable knowledge base you control.

Open Source Alternative to:

Notion

Standard Notes

Secure, encrypted notes for your digital life

  • Stars

    6,681

  • Last commit

    2 days ago

  • License

    AGPL-3.0
Cross-platform note-taking app with end-to-end encryption, offline access, and powerful organization features for privacy-conscious users.

Open Source Alternative to:

Obsidian

Beaver Notes

Local-first notes app with no cloud, no AI, no tracking

  • Stars

    1,354

  • Last commit

    9 days ago

  • License

    MIT
A privacy-focused, offline-first note-taking app that stores everything on your device, with Markdown, note linking, file attachments, LaTeX math, and bring-your-own sync.

Open Source Alternative to:

Notion

Zen

Clean, distraction-free note-taking with local storage

  • Stars

    1,190

  • Last commit

    1 day ago

  • License

    AGPL-3.0
Minimal note-taking app storing Markdown notes in local SQLite database. Features instant search, flexible tagging, keyboard shortcuts, and offline access.

Open Source Alternative to:

OneNote

Darkwrite

Distraction-free note-taking with powerful features

  • Stars

    318

  • Last commit

    11 days ago

  • License

    AGPL-3.0
A customizable, offline-first note editor that lets you format text, create lists, add images, and export to HTML - all while maintaining your privacy.

Open Source Alternative to:

Notion

itsnotes

Self-hosted sticky notes with better organization

  • Stars

    40

  • Last commit

    27 days ago

  • License

    MIT
A self-hosted, open-source note-taking app that keeps the Google Keep sticky-note feel while adding folders, timelines, list views, and import support.

Open Source Alternative to:

Google Keep
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