# Arber Ferra > Arber Ferra builds AI and data tools and is honest about what they can and cannot do. Based in Rotterdam, NL. This site is a small 3D island where each project is a landmark. Every project also has a plain, server-rendered page, listed below. ## Projects - [Indigo](https://arberferra.com/projects/indigo): Coming soon. Something new is growing here. Follow along on GitHub. - [Polymarket Insider](https://arberferra.com/projects/polymarket-insider): Watches every large trade on Polymarket and flags the statistically unusual ones a few minutes after they happen. Source: https://github.com/rwondo/polymarket-insider - [MAVEN](https://arberferra.com/projects/maven): Asks several language models to review another model's answer and flags likely made-up facts and invented sources. Source: https://github.com/rwondo/maven - [Neighbourhood OS](https://arberferra.com/projects/neighbourhood-os): Ranks Dutch neighbourhoods by how few conditions for social connection they offer, then drafts a local outreach plan with an LLM pipeline. Source: https://github.com/rwondo/neighbourhood-os/tree/showcase - [AEO Desk](https://arberferra.com/projects/aeo-desk): A Windows app that checks whether ChatGPT, Perplexity and Claude can find, read and cite your website, and writes the fixes. Source: https://github.com/rwondo/aeo-desk ## About - [About](https://arberferra.com/about): who builds these tools - [All projects](https://arberferra.com/projects): the same list as plain HTML - [GitHub](https://github.com/rwondo)