Tabbycat is a software platform for the organisation of online and in-person debate tournaments. It manages the logistics and publication of standings; all in a clean and fun interface.

I'm a bit of a jack of all trades when it comes to open source development. Web dev, distributed systems, machine learning, chat bots, game dev, etc.

Cyberbotics Ltd. has been developing Webots since 1998, originally as a proprietary software and since 2018 as an open source software. We now need your support to be able to continue the maintenance and development of this software.

Support laurci's open source work

A developer or a wizard.

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

Mellium is a collection of tools and Go modules relating to XMPP and federated instant messaging.

Leantime is a lean open source project management system for non project managers written in PHP, Javascript with MySQL. https://leantime.io

Support NaturalIntelligence which aim to make developers' lives easier and more efficient. Some notable repositories are Fast-XML-Parser, imglab, detailed-xml-validator, strnum, nimnjs, stubmatic etc.

Support ion-elgreco's open source work on delta-rs

Hi friends, I maintain and build component libraries and tools that help people build performant, beautiful, and accessible applications!

Support my open source work for the projects enable3d.io, geckos.io, nanojsx.io and Five Server.

Hi! I'm Charles, a computer science student who works on TranslucentTB in my free time.

Hey! I'm Jan, a Product Designer who codes. I enjoy working on tools that help people do their best work.

Support Assistants-Center's open source work

Technoholic Nerd, Open Source Enthusiast | Google Summer of Code with @joplin, @oppia

Support fubark's open source work

Support Dhairya Majmudar an open source lover/ student/ developer/ contributor from India : )

Josh is developing OpenFL, Feathers UI, and various small projects to benefit the Haxe ecosystem. Help him preserve the rich legacy of developing creative projects with the Flash Player APIs.

Open source enthusiast / Apache SkyWalking committer / Member of PHP group

I like to make fun, useful open source tools.

Folk Computer — physical computing work

springdoc helps to automate the generation of API documentation using spring boot projects. (living documentation using OpenAPI)

Beestat connects with your thermostat and provides you with useful charts and analytics so that you can make informed decisions and see how changes you make lower your energy footprint.