bitfire web engineering is a small company from Austria focusing on open-source software. Our main project is DAVx⁵, a FOSS sync solution for Contacts, Calendars and Tasks (+Notes and Journals) empowering decentralization and data sovereignty.

Development and support for open source access management software.

RestSharp is one of the most popular clients for HTTP APIs in .NET, with more than 150 million downloads on NuGet.

Microsoft MVP, Prism Maintainer, Speaker, Cloud & Cross Platform Consultant

John Britton is the maintainer of Teleport, a virtual KVM for macOS. Become a sponsor to support my work in open source. I will donate 100% of contributions and match donations up to $12,000 per year.

I am a physicists and started working with Python to control scientific instruments in our lab. In my spare time, I develop and maintain Maestral, a light-weight and open-source Dropbox client for Linux and macOS.

Support SquirrelJME, an open-source implementation of Java ME 8 that is capable of running mobile Java ME applications and older J2ME applications.

Creator of Archetype (A)

Support git-town's open source work

Providing free programming ebooks and working towards a world where ebooks will be funded, distributed and maintained for the benefit of all!

Hi there! Folks mostly recognize me (@kzu) as the author of Moq, but I've been doing open source since back in 2002 🤘. I learned a lot from other's code (like log4net!) so I enjoy paying it forward too.

Support Steven Tey's Open-Source Work

I've been writing Cacti code for the better part of 20 years. Not sure why I continue, but it's a great hobby and fills my time left here on planet earth. So long as I am able, I will continue to assist the project.

❤️‍🔥 Open source enthusiast. 🤖 Android developer. 💋 Kotlin lover. ⚗️ Maintainer of EventFahrplan, Wo ist Markt?, Umweltzone. 🚴 Drive-by contributor.

We are an open and free wifi network but we also run stuff like a videoconferencing system and DoH and DoT server. We believe in free internet access for everyone.

rkyv supports the development and maintenance of rkyv, a zero-copy deserialization framework for Rust, and other projects that support and extend it.

Support CodeEdit, the open source, free forever, macOS native app.

Programming is a joy, creating is a miracle

Support oblador’s open source work

Cito is a senior software developer from Germany who likes to contribute to open source.

Hi! I'm AutumnVN, a dude from Vietnam :3

Homebox Dev and SysAdmin. I spent most of my day on a computer for work and open source.

I'm a fuzzy deer lost in this world. Am a student and a self-taught software developer. I mainly use Rust nowadays. If you need to contact me, my Discord is: nickac

Support Danny Guo’s open source work and writing