cute sealIronclad

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Ironclad is a formally verified, hard real-time capable kernel for general-purpose and embedded uses, written in SPARK and Ada. It is comprised of 100% free software, free in the sense that it respects the user's freedom, and is distributed under the GPLv3 or Later license.

Some of the supported features are:

News

Further news can be read here.

Releases

Ironclad uses semantic versioning. Support and bug fixes will be done for major versions for no shorter than 6 months since release, to be extended as seen fit.

Version Released End of life Downloads
0.5.0 2023-Oct-31 Not stable [.tar.gz] [.sig]
0.4.0 2023-Aug-31 Not stable [.tar.gz] [.sig]
0.3.0 2023-Apr-02 Not stable [.tar.gz] [.sig]

All releases are signed using PGP, please check the signatures before using the downloaded tarballs using the release keyring.

Who uses Ironclad?

Some distributions use Ironclad as its kernel, for example, visit Gloire, a general purpose desktop OS using Ironclad along GNU userland tools. Here are some images of Gloire:

an image of gloire running an image of gloire running

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