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.

Hi! I'm the author of KeeWeb, a password manager for browsers and desktop. I'm passionate about web technologies and things around them.

Albumentations is a fast, flexible computer-vision augmentation library used worldwide in research and production. Open-source (AGPL) with commercial licensing for proprietary and internal use.

.NET-holic developer and OpenID-addict Microsoft MVP in the wild. Lead contributor of @openiddict and maintainer of @aspnet-contrib.

Free and open-source platform for browsing offline. Anywhere, anytime, and not just Wikipedia but also StackOverflow, and much more!

Support @nevware21's open-source work and solutions to share knowledge and resources to the broader developer community.

Support NAPI-RS opensource work.

Passionate about Cloud technology and vivid believer in the tech communities. The code from my blogs (EN/ FR) my video and my live stream are here in GitHub.

Supporting virtualization and emulation for macOS and iOS

Android dev by day, LibGDX game creator by night. Pushing boundaries with TeaVM for HTML5 ports & jParser for WebAssembly conversions of ImGui, Box2D, Lua, Bullet, Jolt. GitHub: xpenatan. Support my OSS passion via Sponsors or shares!

ArchiveBox has 501(c)(3) non-profit status through our fiscal sponsor [HCB](https://hackclub.com/hcb/). All donations are tax-deductible and go towards supporting our open-source development and public benefit projects.

👋 Hi, I'm Neil, an iOS engineer in Michigan. I want to spend more of my time working on open source projects to help the iOS community build better products and services. Your sponsorship and support is greatly appreciated!

Self inflicted complexity exorcist. Production open source across Rust, Haskell, and Ruby.

Support LibreQoE in developing LibreQoS - the open source network Quality of Experience (QoE) platform.

Hi, I'm Dan, author of https://github.com/dandavison/delta, along with many contributors.

Support antonputra's open source work

Support davidmhewitt’s open source work

I'm an active maintainer of Got and Ky - very powerful HTTP clients. Also working on `http2-wrapper` - a compatibility API for Node.js to support HTTP/2.

I love building tools that help eliminate the need for reinventing the wheel and help keep projects moving.

Marmelab is a digital innovation workshop established in France since 2012.

Support CrazyMax’s open source work

Support MahsaNet’s open-source work. All proceeds will be exclusively used to cover only infrastructure costs.

I make stuff! These days a lot of what I'm working on is tools to help folks be more productive with AI coding agents.

Support Aleksey Rakov work on ELENA Programming Language