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Show HN: OpenKnowledge – open source AI-first alternative to Obsidian/Notion
Revolutionizing Markdown Editing with AI: OpenKnowledge 🤖
OpenKnowledge is an open-source, AI-first alternative to Obsidian/Notion, offering a "what you see is what you get" markdown editor with direct integrations with Claude, Codex, and Cursor, available as a MacOS app or CLI. This innovative tool enables a seamless, Google Docs-like experience for writing and sharing markdown files across teams, leveraging AI to enhance collaboration and productivity. By combining the power of AI with the flexibility of markdown, OpenKnowledge empowers users to work more efficiently and effectively.
8:05 pm, June 25, 2026
guid
https://news.ycombinator.com/item?id=48675435
source_url
https://github.com/inkeep/open-knowledge
author_name
engomez
id: 4182
uid: mAK7M
insdate: 2026-06-25 20:05:17
title: Show HN: OpenKnowledge – open source AI-first alternative to Obsidian/Notion
additional:
OpenKnowledge is an open-source, AI-first alternative to Obsidian/Notion, offering a "what you see is what you get" markdown editor with direct integrations with Claude, Codex, and Cursor, available as a MacOS app or CLI. This innovative tool enables a seamless, Google Docs-like experience for writing and sharing markdown files across teams, leveraging AI to enhance collaboration and productivity. By combining the power of AI with the flexibility of markdown, OpenKnowledge empowers users to work more efficiently and effectively.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=48675435
source_url: https://github.com/inkeep/open-knowledge
updated:
image:
author_name: engomez
author_link:
uid: mAK7M
insdate: 2026-06-25 20:05:17
title: Show HN: OpenKnowledge – open source AI-first alternative to Obsidian/Notion
additional:
Revolutionizing Markdown Editing with AI: OpenKnowledge 🤖
OpenKnowledge is an open-source, AI-first alternative to Obsidian/Notion, offering a "what you see is what you get" markdown editor with direct integrations with Claude, Codex, and Cursor, available as a MacOS app or CLI. This innovative tool enables a seamless, Google Docs-like experience for writing and sharing markdown files across teams, leveraging AI to enhance collaboration and productivity. By combining the power of AI with the flexibility of markdown, OpenKnowledge empowers users to work more efficiently and effectively.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=48675435
source_url: https://github.com/inkeep/open-knowledge
updated:
image:
author_name: engomez
author_link:
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- Ask HN: How to Be Alone?
- Ask HN: How to be SOC2 Type 2 compliant as a solo-entreprenuer?
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- Ask HN: Is GitHub preparing to go behind a login wall?
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- Ask HN: Is anyone working at least 4 hours daily on an Apple Vision Pro?
- Ask HN: Is it just me, or is software buggier across the board?
- Ask HN: My ISP is telling my neighbors their slow internet is because of me
- Ask HN: Please restrict new accounts from posting
- Ask HN: Remember Fidonet?
- Ask HN: Share your productive usage of OpenClaw
- Ask HN: So what happened to Facebook "localhost" tracking?
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- Ask HN: Why hasn't there been a real competitor to Ticketmaster yet?
- Ask HN: Why is the HN crowd so anti-AI?
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- Astronomers find the edge of the Milky Way
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- Block the “Upgrade to Tahoe” Alerts
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- Can't Stop the Signal. Poison It
- Canada is looking to build up to 10 new nuclear reactors over the next 15 years
- Canada plans 'nuclear renaissance' with up to 10 reactors built by 2040
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- Canada's bill C-22 mandates mass metadata surveillance
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- Cancel ChatGPT AI boycott surges after OpenAI pentagon military deal
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