The best obsidian-wiki alternatives

llm-wiki-agent

SamurAIGPT/llm-wiki-agent

A personal knowledge base that builds and maintains itself. Drop in sources — Claude (or Codex/Gemini) reads them, extracts knowledge, and maintains a persistent interlinked wiki. Works with Claude Code, Codex, OpenCode, Gemini CLI. No API key needed.

Choose llm-wiki-agent if…

• you specifically need ai-agent or ai-tools

Shares knowledge-base, knowledge-graph, obsidian, wiki with obsidian-wiki.

claude-obsidian

AgriciDaniel/claude-obsidian

Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.

Choose claude-obsidian if…

• you want the more widely starred option (16.1k)
• you specifically need ai-note-taking or ai-second-brain

Shares agent-skills, knowledge-graph, obsidian with obsidian-wiki.

obsidian-second-brain

eugeniughelbur/obsidian-second-brain

Persistent memory for Claude Code and 6 other CLI agents, stored as plain markdown in your Obsidian vault. Stop re-explaining your projects, decisions and people every session. 45 commands: hybrid semantic search, self-rewriting notes, key-less web research, and scheduled agents that maintain the vault while you sleep.

Choose obsidian-second-brain if…

• you specifically need ai-agents or ai-note-taking

Shares agent-skills, knowledge-graph, obsidian with obsidian-wiki.

Understand-Anything

Egonex-AI/Understand-Anything

Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.

Choose Understand-Anything if…

• you would rather work in TypeScript than Python
• you want the more widely starred option (90.2k)
• you specifically need antigravity-skills or business-knowledge

Shares knowledge-base, knowledge-graph, memory with obsidian-wiki.

book-to-skill

virgiliojr94/book-to-skill

Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.

Choose book-to-skill if…

• you want the more widely starred option (36.8k)
• you specifically need ai-agents or book-to-skill

Shares agent-skills, knowledge-base with obsidian-wiki.

cognee

topoteretes/cognee

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.

Choose cognee if…

• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (33.0k)
• you specifically need agent-memory or ai

Shares agent-skills, knowledge-graph with obsidian-wiki.

open-knowledge

inkeep/open-knowledge

Beautiful, AI-native markdown IDE and LLM wiki

Choose open-knowledge if…

• you would rather work in TypeScript than Python
• GNU General Public License v3.0 suits your use better than MIT License
• you specifically need 2nd-brain or claude

Shares agent-skills, knowledge-base with obsidian-wiki.

graphify

Graphify-Labs/graphify

Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.

Choose graphify if…

• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (141.6k)
• you specifically need ai-agents or antigravity

Shares knowledge-graph with obsidian-wiki.

Agent-Reach

Panniantong/Agent-Reach

Give your AI agent eyes to see the entire internet. Read & search Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu — one CLI, zero API fees.

Choose Agent-Reach if…

• you want the more widely starred option (108.3k)
• you specifically need agent-infrastructure or ai-agent

Shares llm-tools with obsidian-wiki.

code-review-graph

tirth8205/code-review-graph

Local-first code intelligence graph for MCP and CLI. Builds a persistent map of your codebase so AI coding tools read only what matters, with benchmarked context reductions on reviews and large-repo workflows.

Choose code-review-graph if…

• you want the more widely starred option (32.6k)
• you specifically need ai-coding or claude

Shares knowledge-graph with obsidian-wiki.

a-stock-data

simonlin1212/a-stock-data

A股全栈数据工具包 · 十二层架构 · 60端点 · 22数据源 · 零鉴权 | Full-stack China A-share data toolkit for AI agents — 12 layers, 60 endpoints, 22 sources, zero-auth

Choose a-stock-data if…

• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (11.5k)
• you specifically need a-share or ai-agent

Shares llm-tools with obsidian-wiki.

html-anything

nexu-io/html-anything

✨ The agentic HTML editor — your local AI agent writes the HTML, you ship it. 🚀 75 Skills × 9 Surfaces (magazine · deck · poster · XHS / tweet · prototype · data report · Hyperframes) 🛡️ Sandboxed preview · 📤 1-click to WeChat / X / Zhihu / HTML / PNG 🔑 Zero API key — Claude Code / Cursor / Codex / Gemini / Copilot / OpenCode / Qwen / Aider.

Choose html-anything if…

• you would rather work in HTML than Python
• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (9.4k)
• you specifically need agentic or ai-agents

Shares agent-skills with obsidian-wiki.