A2 (operating system)

A2
DeveloperETH Zurich
OS familyOberon
Working stateCurrent
Source modelOpen source
Initial release2002 (2002)
Repository
PlatformsIA-32, x86-64, ARM, Cell
Kernel typeObject-oriented
LicenseBSD-like ETH A2 License
Official websitegitlab.inf.ethz.ch/felixf/oberon

A2 (formerly named Active Object System (AOS), and then Bluebottle) is a modular, object-oriented operating system with features including automatic garbage-collected memory management, and a zooming user interface. It was developed originally at ETH Zurich in 2002. It is free and open-source software under a BSD-like license.