The Debian Project is an association of Free Software developers who
volunteer their time and effort in order to produce and maintain a completely free
operating system Debian. Since its launch, the Debian project has grown to comprise more than 1,000 members with official developer status, alongside many more volunteers and contributors. Today, Debian encompasses over 50,000 packages of free, open source applications and documentation.
OpenAFS is a distributed filesystem originally developed at Carnegie Mellon University and IBM. It offers a client-server architecture for federated file sharing and replicated read-only content distribution, providing location independence, scalability, security, and transparent migration capabilities. OpenAFS is available for a broad range of systems including UNIX, Linux, MacOS X, and Microsoft Windows.
The QEMU Project includes the QEMU open source machine emulator and virtualizer and also acts as an umbrella organization for the KVM Linux kernel module and rust-vmm community.
RTEMS (Real-Time Executive for Multiprocessor Systems) is a free real-time operating system (RTOS) designed for deeply embedded systems such as automobile electronics, robotic controllers, and on-board satellite instruments.
The Linux Foundation is a non-profit consortium dedicated to fostering the growth of Linux. Founded in 2007 as a merger of the former Free Standards Group (FSG) and the former Open Source Developer Lab (OSDL), the LF sponsors the work of Linux creator Linus Torvalds and is supported by leading Linux and open source companies and developers from around the world. The Linux Foundation promotes, protects and standardizes Linux by providing unified resources and services needed for open source to successfully compete with closed platforms. For more see our [About page](https://www.linuxfoundation.org/about/). All software produced by us is free software published under OSI-approved licenses. See project ideas page for the license used by each project.
2026
19
Cycles
11
Projects
156
Trend
CPythonMySQLC+++6
Contributor counts are accepted projects per cycle.