OpenDKIM is a DKIM implementation with both a C library for writing your own applications and a milter-aware filter for use with recent MTAs.
| Tags | Mail Filters DKIM ADSP milter |
|---|---|
| Licenses | BSD Three-Clause |
| Operating Systems | All POSIX (Linux/BSD/UNIX-like OSes) |
| Implementation | C |
Recent releases


Release Notes: This release adds a collection of bugfixes found during development of the next major version. Upgrading is recommended.


Release Notes: Minor bugs were fixed. ATPS support was updated to match the latest specification.


Release Notes: This release fixes several minor bugs found since 2.4.0. Updating is not mandatory unless it fixes a current pain point.


Release Notes: This is a major new feature release, including support for Lua "global variables", hooks for rate limiting based on DKIM, and support for use of memcaches.


Release Notes: This is a bugfix release. Upgrading is recommended for all users, especially those running 2.3.1.