Developer Libraries/Tools

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.

OpenPGP Libraries

• Bouncy Castle (Low-level Java/C#)
• calccrypto/OpenPGP (C++)
• Crypt::OpenPGP (Perl)
• GnuPG Made Easy (GPGME) (C, with Python and Lisp bindings)
• go-crypto (ProtonMail fork) (Go, low level)
• GOpenPGP (Go, high level)
• Haskell OpenPGP (Haskell)
• hOpenPGP (Haskell)
• IPWorks OpenPGP (.NET, Java, C++, Python, Delphi, PHP, Node.js, Android, iOS)
• kbpgp (JavaScript)
• NeoPG (C++, GnuPG fork as a library)
• NetPGP (C, with Python, Perl and Lua bindings)
• ObjectivePGP (Objective C)
• OCaml PGP (OCaml)
• OpenKeychain API (Java)
• OpenPGP-PHP (PHP)
• OpenPGP.js (Javascript)
• PGPainless (Java)
• PGPy (Python)
• RNP (C++)
• rPGP (Rust)
• Sequoia PGP (Rust)
• Swift-PGP (Swift)
• TMCG / dkgpg (C++)

Libraries Supporting OpenPGP Smartcards

• GnuPG Made Easy (GPGME) (C, with Python and Lisp bindings)
• Hardware Security SDK (Java)
• openpgp-card (Rust)
• OpenSC (C)

Developer Tools

• Debian Package Signing with GnuPG
• Git Tools - Signing Your Work with GnuPG
• GNOME Keysign

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.