Jeff Kazzee
A crescent Earth rising over the gray surface of the Moon

Currently building Obscura and Vivary

I build local-first AI tools and useful public systems.

Self-taught builder focused on creative software, agent-workspace infrastructure, and open utilities people can actually inspect.

Selected work

Local-first AI software, agent infrastructure, and open data.

Obscura

alpha

Local-first desktop media studio for AI asset work. Your files, your database, your machine — with the costs visible.

  • Electron
  • React 19
  • TypeScript
  • Vite
  • SQLite
  • OpenRouter
The Studio — compose a prompt, pick a model, and see the cost before you generate

Vivary

alpha

The create-t3-app for agent workspaces: a CLI scaffold with a typed knowledge graph, a self-improving loop, and graph-aware review.

  • Python
  • npm
  • Markdown
  • YAML
Vivary landing page showing the agent-workspace scaffold and typed graph concept

Open World Factbook

shipped

The world's most comprehensive open-source country database. 262 countries & territories — free forever.

  • TypeScript
Open World Factbook — country database covering 262 countries and territories

On Zo Computer

Built and hosted on a personal cloud server I actually own.

Zo Computer 101

shipped · on Zo

A searchable field guide to Zo Computer with 66 beginner guides and 137 copy-paste automation recipes.

Launchling

shipped · on Zo

A deck of startup ideas. Not slop. 500 considered opportunities per quarter — swipe, match, read the full PRP. No email gate.

Zo Cookbook

shipped · on Zo

1,162 recipes for building with your Zo Computer — app ideas, space configurations, automation recipes, and high-leverage prompts.

Ukrainian Trainer

shipped · on Zo

Kyiv Arcade — a gamified 14-day Ukrainian field course. 142 cards, XP and ranks, streaks, boss rounds, and field exam certificates.

The machine itself lives at jeffkazzee.zo.space.

Want to learn this, not just read about it?

I teach people to build with AI, live and screen-shared. Learn to code, use AI on your real job, or ship the thing you keep putting off. One-on-one or in a small group.

Work with me

Writing

Essays and field notes on AI-assisted building.

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