Download
Legacy software This software has been discontinued and is no longer maintained. Latest Mac OS X versions are not supported. Download WebStart Light (installer) Install note WebStart requires a 64bits Intel processor. We are currently working on a...
05.07.2019
Buy now
Legacy software This software has been discontinued and is no longer maintained. Latest Mac OS X versions are not supported. Buying WebStart Trial period WebStart can be used freely for 14 days, without registration. Once the trial period has...
05.07.2019
XSFoundation
GitHub All our OpenSource projects have been migrated to GitHub. Feel free to fork! About XEOS is an experimental 32 bits Operating System for x86 platforms, written in Assembly and C, including a C89 Standard Library (with some C99 parts). Its...
05.07.2019
Overview
GitHub All our OpenSource projects have been migrated to GitHub. Feel free to fork! About XEOS is an experimental 32 bits Operating System for x86 platforms, written in Assembly and C, including a C89 Standard Library (with some C99 parts). Its...
05.07.2019
XEOS
GitHub All our OpenSource projects have been migrated to GitHub. Feel free to fork! About XEOS is an experimental 32 bits Operating System for x86 platforms, written in Assembly and C, including a C89 Standard Library (with some C99 parts). Its...
05.07.2019
Technical details
GitHub All our OpenSource projects have been migrated to GitHub. Feel free to fork! Documentation Technical details This section contains some technical details about the XEOS operating systems. You'll find some usefull informations about the boot...
05.07.2019
Download
Legacy software This software has been discontinued and is no longer maintained. Latest Mac OS X versions are not supported. Download WebStart Trial period WebStart can be used freely for 14 days, without registration. Once the trial period has...
05.07.2019
OpenSource
GitHub All our OpenSource projects have been migrated to GitHub. Feel free to fork! Featured Projects XEOS is an experimental 32 bits Operating System for x86 platforms, written in Assembly and C, including a C89 Standard Library (with some C99...
05.07.2019
Calling conventions
Calling conventions Author: Jean-David Gadina <> Copyright (C) Jean-David Gadina. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version...
05.07.2019
C library
GitHub All our OpenSource projects have been migrated to GitHub. Feel free to fork! Documentation Standard C Library To ease the development process of the XEOS kernel, XEOS is built with a custom C89 standard library, written from scratch. It also...
05.07.2019