Server

All applications on this page implement the OpenPGP standard. The authors of this webpage are not actively participating in the development of each of these third-party apps. No security audits have been done by us and, thus, we cannot provide any security guarantees.

Webmail Clients

• Mailpile
• Pixelated
• Roundcube
• SQWebmail

Encryption at Rest with OpenPGP

• Stalwart Mail Server (in Rust) (documentation)

Keyservers

• FlowCrypt Attester
• Hockeypuck Keyserver (in Go)
• keys.openpgp.org (in Rust)
• Mailvelope Keyserver (in JS)
• Nicknym, from the LEAP project
• Nyms
• SKS Keyserver (in OCaml)

Mailing List Software

• Mailman 3 PGP plugin
• Schleuder encrypted mailinglist

Project Missing?

If a project is missing and you would like it included, please open a pull request at github.com/OpenPGP/openpgp.org. Please note that we only include published, working software, which implements the standard. The software is ordered alphabetically within the sections.