Editing Pretty Good Privacy (section)

=== Implementations ===

The [[Free Software Foundation]] has developed its own OpenPGP-compliant software suite called [[GNU Privacy Guard]], freely available together with all source code under the [[GNU General Public License]] and is maintained separately from several [[graphical user interfaces]] that interact with the GnuPG library for encryption, decryption, and signing functions (see [[KGPG]], [[Seahorse (software)|Seahorse]], [[MacGPG]]).{{undue inline|reason=other important implementations exist and should be cited|date=July 2021}} Several other vendors{{Specify|reason=readers expect a neutral list of vendors|date=July 2021}} have also developed OpenPGP-compliant software.

The development of an [[open source]] OpenPGP-compliant library, OpenPGP.js, written in [[JavaScript]] and supported by the [[Framework_Programmes_for_Research_and_Technological_Development#Horizon_2020|Horizon 2020 Framework Programme]] of the [[European Union]],<ref>{{cite web|url=https://openpgpjs.org/|title=OpenPGPjs|author=OpenPGPjs-Team|access-date=January 2, 2017|archive-date=July 9, 2017|archive-url=https://web.archive.org/web/20170709124936/https://openpgpjs.org/|url-status=live}}</ref> has allowed web-based applications to use PGP encryption in the web browser.

PGP keys are supported in [[Mozilla Thunderbird]] (Built-in in version 78 onwards on PC,<ref>{{Cite web|url=https://linuxreviews.org/Thunderbird_78_Has_Finally_Got_Built-In_Calendar_And_OpenPGP_Support|title=Thunderbird 78 Has Finally Got Built-In Calendar And OpenPGP Support|date=8 October 2020|access-date=14 May 2025|publisher=LinuxReviews}}</ref> and with the [[OpenKeychain]] app as of version 9 on Android<ref>{{Cite web|url=https://www.zdnet.com/article/how-to-add-pgp-support-on-android-for-added-security-and-privacy/|title=How to add PGP support on Android for added security and privacy|publisher=[[ZDNET]]|author=Jack Wallen|access-date=14 May 2025|date=13 November 2024}}</ref>), [[GitHub]],<ref>{{Cite web|url=https://inspirezone.tech/using-gpg-keys-on-github/|title=Using GPG keys on GitHub: Creating and updating expired keys|date=18 April 2021|access-date=14 May 2025|publisher=Inspirezone}}</ref> and [[GitLab]].<ref>{{Cite web|url=https://sdtimes.com/automation/gitlab-xcode-chrome-enterprise-sdtimes-newsdigest/|title=GitLab 9.5, Xcode 9, IEEE standard for quantum computing, and Chrome Enterprise — SD Times news digest: August 23, 2017|date=23 August 2025|access-date=14 May 2025|publisher=[[SD Times]]|author=Madison Moore}}</ref>