A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: http://trello.com/b/8txSM12G/roadmap

Build your personal knowledge base with Trilium Notes

A fast, offline-first, reactive Database for JavaScript Applications https://rxdb.info/

A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.

⛷ Lightweight Markdown app to help you write great sentences. ⛷ 轻灵的 Markdown 笔记本伴你写出妙言

Fast and beautiful note-taking app written in C++. Write down your thoughts.

Local-first sync layer for web and mobile apps. Build reactive, realtime, local-first apps directly on Postgres.

🎨 BlockSuite is an open-source project for block-based collaborative editing.

Reimagine state management with CRDTs. Easily enable collaboration and time-travel on your app.

我的第二大脑 second brain，我的数字花园 digital garden，用obsidian双链笔记软件写作而成

A private, p2p alternative to Slack and Discord built on Tor & IPFS

Official Anytype client for MacOS, Linux, and Windows

TidGi is an privatcy-in-mind, automated, auto-git-backup, freely-deployed Tiddlywiki knowledge management Desktop note app, with local REST API. 「 太记 」是一个基于「 太微 TiddlyWiki 」的知识管理桌面应用，能保护隐私内容、高级自动化、自动Git云备份、部署为博客，且可通过RESTAPI与Anki等应用连接。（迭代开发中欢迎试用，开发进度见下方链接）(Under active development, see website below for details)

A web only WYSIWYG note taking app that saves notes locally in markdown format.

A Low Profile Component Framework – Stable, minimal, easy to audit, zero-dependencies and build-tool-free.

Local-first platform designed for privacy, ease of use, and no vendor lock-in to sync and backup precious data using SQLite and CRDT.

Use Matrix as a backend for local-first applications with the Matrix-CRDT Yjs provider.

An open-source knowledge management app.

5 Day Forecast app that works on Android and uses latest tools (Kotlin, Navigation, Room, LiveData, Databinding, Dagger 2)

Storage for private, distributed, offline-first applications.