Documents and notes

NerdyNotes alternatives

2 open-source projects that already do this job. Free to use - not free to run, which is what the numbers on the right are for.

The full assessment →

The projects

usememos/memos62,370MITA lightweight, self-hosted, Markdown-native web note-taking app for quick capture and organization.Open on GitHub AppFlowy-IO/AppFlowy75,756AGPL-3.0An open-source Notion-style collaborative workspace offering note-taking, blocks, and multi-platform clients.Open on GitHub

What you give up either way

Proprietary integrations, if any (third-party sync services)
Brand polish, onboarding flows, and user support
Any closed-source AI models or bundled API keys the vendor may provide
Scalability/operational reliability of a hosted service

An open-source project doing the core job proves a replacement is possible. It does not prove it matches NerdyNotes, and it does not prove anyone has run it for a month. How we decide.