Microsoft

OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security (TLS) and Secure Sockets Layer (SSL) protocols. It is also a general-purpose cryptography library.

Support knsv’s open source work

Support AvaloniaUI in creating the best cross-platform UI framework for .NET.

A Fintech non-profit leveraging cloud, mobile & open source community to democratize financial services worldwide and digitally transform the world’s 3 billion poor & underbanked using our end-to-end open source banking architecture.

NV Access creates NVDA, the free open source Screen Reader that enables blind people to gain freedom, education & employment.

Support JuliusSweetland’s open source work

Supercharging your web apps DX and UX with tools like TanStack Query, Table, Router & Virtual, React Charts. Previously Chart.js, React Static and Crossfilter.

ESLint helps you find and fix problems in your JavaScript code.

MSYS2 is a collection of tools and libraries providing you with an easy-to-use environment for building, installing and running native Windows software. For more information see https://www.msys2.org/

I'm the creator of dbatools, a PowerShell module that helps automate Microsoft's Data Platform. I 💕 creating OSS and kind, inclusive communities.

Babel is a JavaScript compiler started by Sebastian McKenzie in 2015, which allows websites to convert the latest versions of JS to any other version. The team also is a part of the TC39 standardization process through implementing new proposals.

Support michaelstaib’s open source work

Network Time Foundation is the 501(c)3 home of network time related efforts including the NTP, LinuxPTP, and NTimed Projects.

ImageMagick Studio LLC designs, maintains, and enhances the ImageMagick software suite. In the past, we paid for the privilege of producing free software out of our own pockets. Now we accept donations from individuals or companies.

Award-winning feminist tech project helping survivors of abuse get the information & support they need.

🍃 Leaflet is the leading open-source JavaScript library for mobile-friendly interactive maps 🇺🇦

Hi, I'm Nicke. I love to create solutions for common problems :) That's how ScreenToGif came to be!

Support the OpenStreetMap Foundation, which supports but does not control the OpenStreetMap community. OpenStreetMap is the open data community for general purpose geodata.

Support ScoopInstaller's open source work

curl is the swiss army knife for Internet transfers and possibly the world's most widely used software component - we rely on sponsors to keep the boat afloat. Your help is valuable!

The innovative JavaScript package manager 🧶

.NET nanoFramework is a free and open-source platform that enables the writing of managed code applications (C#) for constrained embedded devices. Your sponsorship will used to support maintainers, produce tech content and infrastructure costs.

Six Labors are a dedicated team of developers who are building the next generation of open source, cross platform, graphics libraries for .NET. Our libraries are used by thousands of developers with over 13 million downloads of ImageSharp on NuGet.

Support the best assertion library in the .NET space.

Help fund the OpenMined community to create a world that is more privacy-preserving.

Developing the Grain programming language and related tooling. Empowering everyone to use WebAssembly!

Next-generation IDE infrastructure for the Rust programming language.

We work with nonprofits to help them tell their story through data and through the use of open source technology.

Support development and maintenance of the open source mapping libraries

Python Core Developer, maintainer of a bunch of popular Python libraries