The Mempool Open Source Project develops [mempool.space](https://mempool.space/), a self-hostable explorer and visualizer for the Bitcoin community, focusing on the emerging transaction fee market to help our transition into a multi-layer ecosystem.

Marlin Firmware drives a wide and ever-growing variety of 3D printers from RepRap to the ISS (someday). My role as the dedicated maintainer is a full-time job, so if you find Marlin valuable please consider supporting my work!

A Linter for All markup developers. Support Markuplint's open-source work.

Web engineer living in Tokyo. I develop tools to streamline our work because I'm lazy.

We are a medium-sized group of people who like devoting our free time writing open-source R packages related to machine learning.

Virtual Coffee is an intimate and genuine community of people in tech who value and prioritize supporting one another. We host weekly coffee chats, member events, and a podcast!

I love building things... especially when it's being helpful for other people.

Open source developer from Estonia, author of Iconify.

Just learning, trying and of course sharing with the community.

I'm an open-source creator and maintainer. I create stuff for shells, smart homes, and frontend tooling.

Support andig’s open source work

My name is Davide. I am a roboticist, C++ enthusiast and a fervent believer in the power of Open Source. Over the years, I created tools that make my life easier; these projects are nowadays used by people and companies in the robotic community.

Support Ian's open source work

Support Cyberus Technology's open source work on the KVM backend for VirtualBox.

The Fyne toolkit is the easiest way to develop beautiful, fast and user friendly native applications for desktop and beyond.

Patrick contributes to the ReScript programming language to make UI / JS development less complex. Responsible for the ReScript documentation platform, ReScript core team member and board member of the ReScript Association.

You know, I’m something of an engineer myself.

Support itzg's open source work

Support the FreeCAD project and its developers!

Making Science more Open one Emacs package at a time. I make the @JournalOfTrialAndError, org-roam-ui, zotero-night, and other fun stuff

We're a Craft CMS plugin development crew based in Melbourne, Australia, with a passion for good UX and developing useful and enjoyable experiences to make people’s lives easier.

AudioKit is an organization of collaborators that not only make the powerful AudioKit library, but a host of supporting libraries, tools, tutorials, and app examples.

AnyCable brings true performance, scalability, and low resource consumption to Ruby and Rails real-time applications by moving low-level WebSockets handling from Ruby to Go, but leaving all the code business logic in your app.

I am a software Engineer, passioned about Open Source and E-Democracy. I live in Zürich where I work as Software Engineer at Renuo AG. My main Open Source contributions go towards the Ruby and Rails ecosystem and community.