Alexandrie vs Anchor

Comparing two open source alternatives to Notion and Obsidian. Use the comparison below to decide which one fits your needs.

Alexandrie

MIT

Self-hosted knowledge base with extended Markdown editor, Kanban, OIDC/SSO, PWA and offline support.

Visit Full details

Anchor

AGPL-3.0

Offline-first, self-hostable note-taking app with rich text, tags, attachments, and cross-device sync via Docker.

Visit Full details

Side-by-side comparison

	Alexandrie	Anchor
License	MIT	AGPL-3.0
Self-hostable	Yes	Yes
GitHub Stars	2,717	1,308
Forks	187	55
Open Issues	28	50
Last Commit	Sep 7, 2026	Sep 4, 2026
First Released	Aug 21, 2022	Dec 1, 2025
Categories	Wiki Software	Note Taking & Knowledge Management Tools
Tags	#self hosted #markdown #wiki #pwa #note taking	#notes #self hosted #offline-first #cross-platform #docker

GitHub stars over time

Alexandrie2,717

Anchor

Similar open source alternatives

AppFlowy

Open source Notion alternative that brings projects, wikis, and teams together with AI while keeping you in control of your data.

Alternative to:

Notion

HelixNotes

A fast, privacy-first local markdown note-taking app built with Tauri and SvelteKit. Your notes stay as plain .md files on your device.

Alternative to:

Obsidian

Jotty

Lightweight self-hosted app for managing personal file-based notes and checklists.

Alternative to:

Notion

Outline

The fastest growing-team knowledge base — beautiful, realtime collaborative, feature packed, and markdown compatible Notion and Confluence alternative.

Alternative to:

Notion

memos

Privacy-first, self-hosted note-taking platform with markdown support, tagging, and built-in AI — a lightweight alternative to Notion and Obsidian.

Alternative to:

Obsidian

AFFiNE

Open-source knowledge base combining note-taking, whiteboard, and project planning in one workspace.

Alternative to:

Notion