[AltOS](http://altusmetrum.org/AltOS/), the open source firmware and
softare system associated with our
[TeleMetrum](http://altusmetrum.org/TeleMetrum) hobby rocket avionics system.
[AltOS](http://altusmetrum.org/AltOS/), the open source firmware and
softare system associated with our
[TeleMetrum](http://altusmetrum.org/TeleMetrum) hobby rocket avionics system.