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I make useful things, useless things, and things to make you smile.

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I once learned web programing with an old bock. In 2014 Open Source hit me by accident. And all of a sudden I was the maintainer of svg.js - a popular library to create and animate vector graphics in your browser

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OpenAQ is a nonprofit that helps communities around the world fight air inequality with open data and open-source tools.

CloudSnorkel develops projects to make AWS easier to use. We use CDK and way too much CloudFormation mostly for building CI/CD and GitHub Actions integration, but also other random AWS things.

I am a long time core contributor to PyPy, NumPy and the scientific Python stack, interested in smoothing the user experience as well as improving performance.

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Rocket.Chat is free, unlimited and open source. Replace email, HipChat & Slack with the ultimate team chat software solution.

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I build Nextras Orm & Dbal libraries. I write about programming at hrach.dev.

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DAX Studio is the ultimate tool for working with DAX queries. It includes tools to help beginners to get started like the integrated Query Builder as well as features for more experienced users to enable easy performance profiling.

Go Spatial is dedicated to developing free open source software (FOSS) geospatial software.

👋 Just one of those restless JS open sourcerers 🧙, that always thinking about how to solve problems. Help me take a break for a minute with your sponsorship! ❤ (Kidding, I do it 'cause I love coding, sponsorship is still nice though! 🙏

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I have expertise in tooling, with a primary focus on Gradle and Android. I maintain a unique Gradle plugin that helps projects large and small maintain a healthy build.

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