Long-term memory for Claude AI. Personalize Claude's responses with information from your past interactions.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Google Chrome



Hjarni is described as 'The knowledge base for ChatGPT and Claude. Save notes once, connect via MCP, stop re-explaining context every conversation' and is a Note-taking tool in the office & productivity category. There are more than 10 alternatives to Hjarni for a variety of platforms, including Mac, Windows, Linux, Web-based and Self-Hosted apps. The best Hjarni alternative is Obsidian, which is free. Other great apps like Hjarni are Notion, Tolaria, Claude-Mem and Memoir.
Long-term memory for Claude AI. Personalize Claude's responses with information from your past interactions.


