Sandbox
175 repos for knowledge- · Claude CodeClear
agenticnotetaking/
arscontexta

Claude Code plugin that generates individualized knowledge systems from conversation. You describe how you think and work, have a conversation and get a complete second brain as markdown files you own.

3.5k

Turn your markdown vault into a compounding knowledge wiki (Karpathy inspired). Six agent skills - knowledge grows with every conversation. Works with Obsidian, Logseq, etc. or just folders on your local drive. Compiled memory for your LLM sessions. Crossplatform. GUI install on Claude Desktop, no terminal, no code.

64
ZengLiangYi/
ChatCrystal

Local-first AI PKM for coding conversations: import Claude Code/Cursor/Codex, distill notes, semantic search, tag graph, MCP memory.

58
topoteretes/cogneeFrameworks & SDKs

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

31k

Graph-powered code intelligence engine — indexes codebases into a knowledge graph, exposed via MCP tools for AI agents and a CLI for developers.

811
Pinvou/
pinvou-agent

Open-source desktop AI agent for tools, files, knowledge, workflows, and real deliverables.

1.8k
crabbuild/
compass

Native, local-first knowledge graph engine for code and project artifacts—inspired by Graphify, built in Rust, and evolving beyond it.

154
szaffarano/
org-mcp-server

MCP server for org-mode and org-roam knowledge base management

42
NicholasSpisak/
second-brain

LLM-maintained personal knowledge base for Obsidian. Based on Andrej Karpathy's LLM Wiki pattern.

709
hyperb1iss/
sibyl

Collective intelligence runtime for AI agents. Knowledge graph + persistent memory.

59
EtienneChollet/
ontomics

Extract domain knowledge from codebases to reduce LLM token consumption by 20x and time in agentic search by 10x — gathers and makes concepts, naming conventions, and vocabulary queryable via MCP.

41
klemensgc/
modular-context-obsidian-plugin

Modular Context | Karpathy LLM Knowledge Base + Gmail & G-Cal — multi-account MCP server for Claude Code, encrypted local-first

97
NPC-Worldwide/npcpyFrameworks & SDKs

The python library for research and development in NLP, multimodal LLMs, Agents, ML, Knowledge Graphs, and more.

1.5k
raphasouthall/
neurostack

Local RAG layer and optimizer for your Markdown knowledge base. CLI + MCP server: grounded answers for any AI client, stale-note detection, session harvesting into memories. Local-first.

47
looptech-ai/
understand-quickly

Public registry of code-knowledge graphs for AI agents. Awesome-list 2.0: pointers to schema-validated content, not just links.

48
nvk/
llm-wiki

LLM-compiled knowledge bases for any AI agent. Parallel multi-agent research, thesis-driven investigation, source ingestion, wiki compilation, querying, and artifact generation.

1.3k

Harness engineering applied to knowledge production: a self-evolving multi-agent newsroom that turns your documents into a cross-linked markdown wiki. A "reground" loop pulls published pages back in before they go stale — writer ≠ reviewer, local-first, a structured alternative to RAG.

85
BV-Venky/
excalidraw-architect-mcp

Turn your architecture into a living, queryable knowledge graph - and render it as beautiful auto-laid-out Excalidraw diagrams. An MCP server for Cursor, Claude Code & Windsurf. Offline, no API keys.

149

Evidence-first reading for AI agents — turn articles, books and PDFs into traceable claims, evidence, source locations and knowledge maps.

49
twhsi/
skills
twhsi/skillsCollections

AI Agent Skills for Chinese Knowledge Workers: iMandalArt, FIRE, planning, and publishing workflows for Claude Code, Codex, and LLM agents.

259

A personal context store for AI agents and assistants—reuse your existing coding agent CLI (Codex/Claude/OpenCode) with built‑in Skills/tools and a desktop GUI to capture, search, and reuse project knowledge across agents and repos.

970
first-tree-ai/
first-tree-legacy

A Git-native knowledge layer for your team — and a set of tool suite that keeps it alive.

46

Local-first AI knowledge layer. Extract architecture, query from any AI tool via MCP. Private by architecture.

87