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.

EDK II Main Repository - https://github.com/tianocore/edk2

EDK II Staging (features in development) - https://github.com/tianocore/edk2-staging

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

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 www.oftc.net as a web client

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

• Backup repositories: bitbucket | sourceforge
• Deprecated Repositories: sourceforge | github (svn mirror)