Pkm GitHub Repositories (2026) · Open Source Tools

Guides and resources for AI engineers: an agents course, five handbooks, a hands-on second-brain project and a vetted reading list.

Synthadoc: An open-source LLM knowledge compilation engine that turns raw documents into structured, local-first wikis. A transparent, human-readable alternative to traditional RAG, which can be self-managed and self-improved without the use of any tools.

A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: https://logseq.io/p/NX4mc_ggEV

AI-native knowledge base & Evernote/Obsidian alternative. Instant all-platform sync, rich notes (tables, mind maps, diagrams, posters), web clipper & MCP. 100% free on Cloudflare or Docker.

Framework for AI agents to build and maintain a digital brain through Obsidian wiki | Memory System for Agents

Compass: run your whole life out of Obsidian. Daily questions, quarterly retreats, planning, habits, tasks, writing, and an AI assistant in the vault.

Beautiful, AI-native markdown IDE and LLM wiki

Project management inside Obsidian. Table, Gantt and Kanban over plain Markdown notes, with a local API for agents and scripts.

Turn your documents into a Markdown wiki you can read, that answers with citations. Works with any LLM provider, Ollama included. CROW classifier routing: 89% right note vs 62%, 2.1× faster ingest, 68% fewer tokens.

QOwnNotes is a plain-text file notepad and todo-list manager with Markdown support and Nextcloud / ownCloud integration.

Self-maintaining, Obsidian-compatible knowledge base for pi — turn raw sources into an interlinked wiki that compounds. Native Open Knowledge Format (OKF) v0.2.

Local AI-powered document search and editing with first-in-class hybrid retrieval, LLM answers, WebUI, REST API and MCP support for AI clients.

Markdown knowledge graph — LSP for your editor, CLI + MCP memory for your AI agents

Your AI Chief of Staff — a personal operating system starter kit that adapts to your role. No coding required.

Tool to convert data into searchable and interactive org-mode views

Nonograph is a minimalist anonymous publishing tool that allows you to create richly formatted posts and get a shareable link in just a click.

Obsidian plugin to sync flashcards from a folder in your vault to Anki. Pure Markdown syntax. No fuss.

Star if Papyra keeps your notes yours! A self-hosted, Google Keep-style notes app where every note is a plain Markdown file on your disk. Live collaboration, passkeys, encrypted locked notes, full-text search and one-container Docker setup. Crafted with 💗 for people who want their notes without lock-in.

Open-source research workspace for connecting sources, evidence, notes and ideas. Built for academic research with Zotero integration. Available on MacOS, Windows and Linux.