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Liming Gao edited this page May 28, 2021 · 23 revisions
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EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. EDK II is open source, using a BSD+Patent.

Source Repositories

EDK II Main Repository -

EDK II Staging (features in development) -

Stable Tags

Stable tags are created from edk2/master based on validation with various platforms. Stable tags names use the format edk2-stable<4 digit year><2 digit month> and occur roughly every three months (starting from August 2018).

see Stable tag

Future Release and Tag Planning

See EDK-II-Release-Planning


See EDK II Documents


Mailing Lists

TianoCore uses Bugzilla for Reporting Issues and Reporting Security Issues.

Current list of Tasks identified by the EDK II community.

irc - #edk2 - use as a web client

Additional Information

UDK Releases

UEFI Development Kit (UDK) releases pre-date the introduction of the stable tag, occur less frequently, and have a longer validation cycle. These are based on validation using various platforms. The year tag indicates the year of major specifications used for the release.

UDK2018 | UDK2017 | UDK2015 | UDK2014 | UDK2010

Additional Repositories