How people use Hjarni
Hjarni works best when your AI can read the notes, decisions, and preferences that matter to your work. Explore the audience-specific pages below.
Hjarni for Developers
Keep architecture notes, conventions, runbooks, and debugging context in one place so coding assistants can answer with project-specific memory.
Hjarni for Teams
Give your whole team one shared knowledge base of decisions, runbooks, and onboarding notes that every teammate's ChatGPT or Claude can read.
Hjarni for Researchers
Organize paper notes, hypotheses, methods, and synthesis documents so your AI can help compare sources and extend your actual research trail.
Hjarni for Founders
Save strategy, customer interviews, investor notes, and decision logs so your assistant answers from company reality instead of generic startup advice.
Hjarni for Writers
Store style guides, source material, published examples, and reporting notes so your AI can draft with your voice and your context.
Hjarni for Travelers
Save travel preferences, past trip notes, and favorite places so your AI plans itineraries around how you actually travel.
Give your AI a memory
Write once. You both remember.
Free to start. No credit card required.
Works with Claude and ChatGPT today. Gemini coming soon.