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Hi, I'm Evangelos Paterakis (aka GeopJr), a software engineer, FOSS maintainer, and security researcher from Greece 🇬🇷 with projects on A11Y, privacy, decentralization, encryption & more. Thank you for considering supporting me 💖️

Support Witsy the best open-source AI desktop assistant and other projects!

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.

The file format for offline browsing!

Support tscanlin's open source work.

TeaVM (Java AOT compiler) author and main contributor

Support the TidyTuesday social data project.

A self-hosted, open source European alternative to Google Workspace: mail, drive, docs, sheets, slides, calendar, contacts and chat in one server. You own your data, you own your infrastructure, you own your workspace.

A Single Sign-On (SSO) provider for your self-hosted universe! Committed to simple setup, a smooth experience, and customization; VoidAuth is the authentication provider for your self-hosted setup.

We're building the fastest wiki and knowledge base for growing teams

ClojureScript developer. I have created re-frame and associated libraries, including re-com, re-frame-10x, etc. And I have a few other ideas I'd like to pursue.

Support TcUnit's open source work

Support the FreeCAD project and its developers!

I am Fedor, I am working on rust game development libraries: miniquad, macroquad.

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!

I've been developing and maintaining open-source PC gaming fixes and mods for over a decade - projects like **Fusion Fix**, **Widescreen Fixes Pack**, **Ultimate ASI Loader**, **Project2DFX**, **Xbox Rain Droplets**, and many others.

Support ozh’s open source work 💙

OpenWISP is sustained by countless hours of invisible work across fast-moving ecosystems. Sponsorship helps us reward contributors, cover basic costs, and keep both OpenWISP and its wider open source dependencies healthy.

This sponsorships will mostly help for maintaining LIEF: https://lief-project.github.io/

We help organizations to assess, monitor and reduce the environmental impacts of their ICT services. Tools we develop, data we gather and methodologies we build, end up publicly accessible and under free/libre licences whenether possible.

Support my open source work on Autofac and contributions to other projects.

Oraios AI is working on several widely used open-source projects, including the popular Serena coding agent toolkit and the Tianshou reinforcement learning library (thuml/tianshou). Sponsor us to support our work!

Support JulienMalka's open source work

Support Razzeee’s open source work

Marlin Firmware config collector, tech-obsessed, open source advocate