OSI-Approved Open Source (113)
- GNU General Public License version 2.0 (67)
- BSD License (16)
- GNU Library or Lesser General Public License version 2.0 (15)
- GNU General Public License version 3.0 (12)
- MIT License (7)
- Academic Free License (6)
- Apple Public Source License (3)
- Artistic License (3)
- Adaptive Public License (2)
- Apache Software License (2)
- Common Development and Distribution License (2)
- Common Public License 1.0 (2)
- NASA Open Source Agreement (2)
- Python Software Foundation License (2)
- Sun Public License (2)
- Public Domain (6)
- Other License (4)
- Grouping and Descriptive Categories (124)
- Linux (115)
- Mac (107)
- Windows (106)
- Android (93)
- BSD (13)
- Modern (12)
- Other Operating Systems (9)
- Audio & Video
- Business & Enterprise
- Home & Education
- Science & Engineering
- Security & Utilities
- System Administration
Compilation of kernel linux with many improvements and new functionalities.115 weekly downloads
Linux information, kernel, and embedded distributions for consumer handheld devices, like PDAs, Phones, Tablets, etc.2 weekly downloads
A replacement firmware distribution for the 3com 3CRADSL72 a.k.a 3com wireless 11g (distributed by Ya.com) and its identical twin, the SMC7804WBRA, with an ucLinux kernel based system and associated system tools.
A FOSS operating system that aims to meet NSA's TPEP TCB A1 evaluation standard while retaining application compatibility at minimal performance overhead.
MPeaFlea is a project that aims to create and design the hardware and software for a portable (physical) mp3 player with a completely open design. Preferably it will also support ogg vorbis and will be developed around an ARM9 processor.
Root The ME302C9 weekly downloads
MightyOS is a serious attempt at making a fast and lightweight Operating System written in C++.
Firmware source code for MosChip's MCS8140 USB/IP network processor1 weekly downloads
A x86 hobbyist operating system written in C and assembly.
NandOS ist ein Betriebsystem.1 weekly downloads
An Instructional Operating System for the x86 Architecture1 weekly downloads
An OS Kernel, with native support of network applications.
Exploring the possibilities of doing an Operating System completely different than all of the existing ones. Instead of basing it upon concepts that are 40 years old, design it from the ground up object oriented, peer-to-peer, and for security.1 weekly downloads
Nx is a simple (yet only x86) multiprocess operating system kernel written in C (and some parts in assembly) from scratch. Our goal is to achieve high performance, speed, flexibility and security by using the simpliest possible design.
Operating System in 512bytes.1 weekly downloads
Occam aims to be an extensible, distributed, object-oriented, and secure operating system. It is currently in the planning stages.
This project is an effort to develop open source software for all old platforms, like MSX, Commodore, AMIGA, Atari, ..... and collect technical information about old platforms, keeping the "old skool" flame alive.1 weekly downloads
Open Hypervisor features hardware passthrough, security and a framework that allows the development of Virtual Software Appliances.
OSNOS (Open Source Network Operating System) is an operating system desigend to meet the needs of small to medium networks. It will support server based applications, and will handle routing of packets through the network, and support multi-user logins.1 weekly downloads
This project is derived from the the defunct OpenDarwin project, updated with current sources from Apple where possible, and intended primarily to facilitate easy development of the OS X port of D/ELTA.
The main goal of this project is to provide open source alternative to proprietary operating system used in Motorola p2k mobile phones(not smartphones).
The OpenSSI project is a comprehensive clustering solution offering a full, highly available SSI environment for Linux. Goals for OpenSSI Clusters include availability, scalability and manageability, built from standard servers.11 weekly downloads
Pebble is a 32-bit operating sytem for IA-32 systems. It can run MS-DOS and DPMI compatible applications and will provide advanced features such as multitasking and paging. It will be a good platform to run old MS-DOS and embedded programs.
PhiOS is a 1.44MB ! live operating system with Full graphical desktop, NTFS,FAT ve ISO 9660 support, CD/DVD burning, USB HID and USB Storage support and Ethernet support1 weekly downloads
A general purpose hobby Kernel/OS intended for the x86 architecture. Targeting environments with limited resources and restrictive displays; featuring console-based video, multi-tasking and a certain emphasis on modularity without sacrificing efficiency.