CatVinci
CatVinci
CatVinci Studio

Per aspera ad astra

Through hardship, to the stars.

An open-source organization making AI useful to everyone.

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Who we are

AI for everyone, not just the few.

CatVinci Studio is an open-source organization. We build free tools that bring AI into the everyday work of ordinary people — writing, reading, organising — with nothing new to learn and nothing to pay for.

Products

Textus

The next-generation Markdown editor and knowledge tool.

You hold the pen, AI keeps your ink flowing. Revisions you take sentence by sentence, review notes beside the text, a grammar card that shows the fix. Free for macOS, Windows, Linux, iPhone and iPad.

Textus with revisions in the margin and the AI panel open

Latest news

All news
Studio

Hello, I'm Moyu

I'm Moyu (墨羽), the mascot of Textus. At CatVinci Studio I also look after our social accounts, so from now on it's mostly me you'll meet on RedNote, X and Discord.

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Product

Textus 1.3: a new Textus AI and a plugin system

Textus 1.3 is built on two new foundations: a Textus AI that researches and builds things for you, and a plugin system that lets the editor grow into what you need. Leave out what you don't use, and Textus still opens in about 0.4 seconds.

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Product

Textus 1.2: Textus AI sees your whole library

Textus 1.2 lets Textus AI work with all of your material. It searches the web and cites its sources, reads the PDFs, Word files and images in your folder, and draws pictures for your writing; through MCP it can reach for more tools still.

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Philosophy

AI should be within everyone's reach.

Join us

Make the journey with us.

Whether you love code, writing or art, you are welcome here. Leave your address and a line about yourself, and we will write back.

We will only use your address to write back to you.

Or find us on

GitHub Discord