Tools and experiments I've built. Some serious, some for fun, some looking for a new owner. Most of them are free to use and available as open source.
Let's build something together
News that matters to humanity. Curated with care by AI. Covers human development, climate, existential risks, and science.
GitHub (opens in new tab)AGPL v3 (opens in new tab)
Seeking new owner. Ideal for news organizations, journalists, or Effective Altruists.
A real-time city dashboard. Berlin version covers BVG disruptions, air quality, virus loads in wastewater, Bürgeramt wait times, and more.
GitHub (opens in new tab)AGPL v3 (opens in new tab)
Seeking new owner. Ideal for civic tech organizations or open data advocates.
An AI-powered interactive fiction engine that supports multiplayer. Worldbuilders can define characters, conflicts, game mechanics, etc. Can also be used for coaching and education.
GitHub (opens in new tab)AGPL v3 (opens in new tab)
Seeking new owner. Ideal for game studios or storytelling communities.
A Chrome extension that detects AI-generated slop on LinkedIn and either hides it or drops a snarky roast banner right on top. Also blocks promoted posts.
An experiment that asks Claude to create skills that create skills that create skills... to see when the model gets confused and breaks down. The scientific value per token is debatable.
A Claude Code plugin that handles non-code work (research, strategy, content) while managing your project's knowledge base. Can run autonomously.
Little online game that explores AI biases and facilitates creative connection-making. Example: "Bee is to mosquito as teacher is to ______"
A satirical website for a "privilege-as-a-service" company. Raises awareness of bias in professional settings. Connect with volunteer Brads who lend their name and credibility to proposals and pitch decks.
An experimental framework for giving Claude Code unstructured exploration time. Claude receives only the instruction to "do whatever you want" and freely explores whatever interests it.
Extrapreneur [ɛ́kstrəprənə́r] n., a person who is passionate about an idea and convinces others to make it happen. A platform to popularize this mode of bringing ideas to life.
Free 30-minute intro call. No pitch deck, no pressure. Just a conversation about what AI could do for your organization.
Book intro call