Kaspar Etter is documenting important technologies at ef1p.com

Ecotrust advances social equity, economic opportunity, and environmental well-being for all.

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Original http://signalk.org/ contributor and committer - let's make better, more open marine data systems!

Project Lombok helps Java developers to get rid of most of their boilerplate code, providing battle proven implementations. With your support, we can keep our product up-to-date, and remove even more boilerplate code.

Free Law Project is a small non-profit dedicated to making the legal system more fair and efficient.

Help shape the future of UI as we dive into spatial computing with our open source, collaborative productivity environment in VR.

I'm an experienced Common Lisp programmer specializing in graphics and game development.

Matestack provides a collection of open source gems made for Ruby on Rails developers. Matestack enables you to craft reactive web UIs without JavaScript in pure Ruby with minimum effort. UI code becomes a native and fun part of your Rails app.

Support the continuation of jfree's 20+ year contribution to open source.

I'm developing and maintaining [TwelveMonkeys ImageIO](https://haraldk.github.io/TwelveMonkeys/), an open-source project that provides extended image file format support for the Java platform.

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Hans-Christoph Steiner spends his time making private communications software that is easy to use and accessible to everyone.

ABAP Developer and enthusiast. One of the ABAP gang geeks.

I curate resources and post a lot of questions

MERN Stack Developer | Outreach Lead @dscciem | Software Engineer & Technical Writer | Computer Science Undergrad CIEM, Kolkata

Rotki is an open source portfolio tracking, and accounting tool that protects your privacy. We achieve transparency via the use of opensource and allow users to own their data by being a local application keeping everything in the user's system.

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The Marlin Firmware group is constantly working to make 3D printing better, faster, and more reliable. We love 3D printing and see a great future in this technology. You can help out. Bring your skills, become a sponsor, and tell a friend!

We develop open-source high-performance developer-friendly BGP data analysis tools.

Support cTrader Guru open source work, help us create new tools for cTrader.

I spend my free time on many OSS projects. If you appreciate my work, you can support me.