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Jon Kraayenbrink

Solo founderJon KraayenbrinkWarsaw

I build products on my own and ship them with AI agents.

I post how I build them on YouTube and LinkedIn, and I take on client projects too.

So far

Multiple products. AI photo apps, directories, a course on vibe coding, a Mac app, and a mate brand I sold in 2022.

Things I've shipped

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AiSelfiLive

Professional photos of yourself, made with AI.

Appaiselfi.es

ShrinkMac

A Mac app that shrinks files to fit.

Mac appshrinkmac.com
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Made with JevLive

Directory of projects built with Jev, with GitHub repos and demos.

Directorymadewithjev.com
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Skills AgentesLive

Directory of agent skills and MCP servers, explained in Spanish.

Directoryskillsagentes.com
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KaptexBeta

Chrome extension that saves pages, YouTube videos, Reddit threads and files to NotebookLM.

Appkaptex.io
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Qué IA EsLive

Curated directory of AI tools in Spanish.

Directoryqueia.es
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Aprende Vibe CodingLive

A hands-on course for building your first app with AI.

Learningaprendevibecoding.com
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Don PromptLive

AI systems and prompts for solopreneurs.

Learningdonprompt.com
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Foto PerfilLive

Free profile picture maker.

Appfotoperfil.eu
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Un MateSold

Mate and mate accessories, Argentina. Founded it, then sold it in 2022.

E‑commerceun-mate.com.ar

Repos and guides

Open source lists and tools, and a few guides in Spanish.

Have something you want built?

Tell me what it is and what you've tried so far.

Hire me for your next project