= WKD Support =
This page tracks the progress of WKD support and usability in different software projects, with links to any known public feature request discussions that may exist; feel free to add/update information about your favorite product.

<<TableOfContents(3)>>

== Software table ==
Note: This list is sorted alphabetically and not by quality of implementation.

==== Column key ====
* **Methods**: A filled star represents support for one of the two access methods described in the WKD draft standard, Direct and Advanced.
* **Usability**: Visualizes the completion percentage to the [[WKD/UsabilityOfWKD|WKD usability criteria]] are fulfilled.

----
| {{cube.png}} **Name** | {{tag.png}} **Type** | {{phone_desktop.png}} **Platform** | {{key.png}} **Methods** | {{usability.png}} **Usability** |
| **[[https://gitlab.gnome.org/GNOME/balsa|Balsa]]** | Desktop | • GNU/Linux | {{star_filled.png}}{{star_filled.png}} | //As yet untested// |
| **[[https://claws-mail.org/|Claws Mail]]** | Desktop | • GNU/Linux\\• Windows | {{star_filled.png}}{{star_filled.png}} | {{bar_4.png}} |
| **[[https://gitlab.gnome.org/GNOME/evolution|Evolution]]** | Desktop | • GNU/Linux | {{star_empty.png}}{{star_empty.png}} | //No testing possible// |
| **[[https://email.faircode.eu/|FairEmail]]** | Mobile | • Android | {{star_filled.png}}{{star_filled.png}} | {{bar_0.png}} |
| **[[https://gitlab.gnome.org/GNOME/geary|Geary]]** | Desktop | • GNU/Linux | {{star_empty.png}}{{star_empty.png}} | //No testing possible// |
| **[[https://gnupg.com/gpgol.html|GpgOL/Web]]**\\(for Outlook.com) | Browser | • Chrome-based\\• Firefox-based | {{star_filled.png}}{{star_filled.png}} | //As yet untested// |
| **[[https://kontact.kde.org/components/kmail/|KMail (Kontact)]]** | Desktop | • GNU/Linux\\• Windows | {{star_filled.png}}{{star_filled.png}} | {{bar_5.png}} |
| **[[https://mailvelope.com/|Mailvelope]]** | Browser | • Chrome-based | {{star_filled.png}}{{star_filled.png}} | {{bar_3.png}} |
| **[[https://www.thunderbird.net/|Thunderbird]]** | Desktop | • Windows\\• GNU/Linux\\• macOS | {{star_filled.png}}{{star_filled.png}} | {{bar_2.png}} |
| **[[https://www.thunderbird.net/mobile/|Thunderbird Mobile]]**\\(formerly K-9 Mail) | Mobile | • Android | {{star_filled.png}}{{star_filled.png}} | {{bar_3.png}} |

== Products notes ==
=== Balsa ===
* Balsa retrieves keys automatically via WKD since the [[https://gitlab.gnome.org/GNOME/balsa/-/releases/2.6.5|release of v2.6.5 on 2025-04-12]] (changes introduced in this [[https://gitlab.gnome.org/GNOME/balsa/-/merge_requests/65|merge request]])
** //Original [[https://gitlab.gnome.org/GNOME/balsa/-/issues/71|new feature request]] for WKD implementation and automatic retrieval of keys//

=== Evolution ===
* WKD should be enabled by default (see [[https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/39|issue]])

=== FairEmail ===
* Currently working on WKD: No
** Requested automatic retrieval of pubkeys ([[https://forum.xda-developers.com/t/app-5-0-fairemail-fully-featured-open-source-privacy-oriented-email-app.3824168/post-86520535|Post in forum]])

=== Geary ===
* There is no hint in the settings of the application or the overview in the built-in manual that Geary does support encryption.

=== KMail ===
* [[https://bugs.kde.org/show_bug.cgi?id=452295|Requested]] a possibility to retrieve missing keys in the area where the signature is shown

=== Thunderbird Mobile (formerly K-9 Mail) ===
* Currently working on WKD: ?
** Requested automatic retrieval of pubkeys ([[https://github.com/k9mail/k-9/issues/5798|Issue]])