小书匠是一款本地优先，去中心化，分布式，支持选择性同步的全平台覆盖知识管理笔记软件。

The publicly-available modules of the Tangent project.

Nonograph is a self-hosted anonymous publishing platform. Write anonymously, publish instantly, read privately.

Zettel - Quick Notes for iOS/macOS

The central nervous system for your digital life, built on plain-text markdown.

Super apps for personal productivity

VS Code Personal Knowledge Management System (PKMS) - Markdown Editing, Wikilinks (inc. Nested), Tasks, Kanban, Files, Publish to HTML, Daily Journal, Encrypted Notes

A Personal Knowledge Management System in Obsidian-style markdown following the Zettelkasten method

A static site generator for SiYuan Note (思源笔记) app

A completely opinionated PKMS terminal manager with AI features for lazy people just like me.

🌑 Headless PKM server that turns any note folder into a programmable platform. Works with Obsidian, Logseq, and Zim out of the box. Zero lock-in.

Lithic: Unary Knowledge- A Portability-first PKMS

Noeko is an open-source, self-hostable intelligent knowledge base with the goal of removing the maintenance tax from knowledge management.

A plugin for Obsidian that adds custom tooltips.

Manage GitHub Projects V2 with Kanban boards directly in Obsidian.

Quarry Codex, the codex of humanity, for humans and LLMs.

Personal Knowledge Management System (PKMS). The Ultimate Playbook for developers with coding snippets, references, procedures and How-To guides crafted with real time experience.

Diaryx monorepo

Free, privacy-first web tool to extract PDF highlights, notes, and comments into Obsidian, Notion, Markdown, and CSV. 100% offline & local. Live at pdfannotations.com.

🧠 Second Brain · 第二大脑 — 把 AI Agent 变成你的知识架构师。碎片信息自动转化为 Obsidian 结构化笔记，理论/案例二分，双语链接，智能检索。含对话存档扩展模块。