News · Commits

10th February 2026

DCP-o-matic 2.18.37 was released.

• Fix errors when using VF DCPs with the editor.
• Fix failure to hard-link files in the combiner on Windows.
• Fix incorrect subtitle outline when the subtitles are offset (#3138).
• Add line numbers to .srt error messages.
• Speed up timeline dragging a little.
• Allow adding multiple DCPs to the verifier in one go.
• Copy some more metadata from a DCP into the project when requested.
• Add link button for subtitle scale.
• Fix confusion when setting J2K video bit rate when the maximum has been configured in ‘non-standard’ preferences.

Download it from here.

27th January 2026

DCP-o-matic 2.18.36 was released.

• Fix broken DCPs when using multi-reel ATMOS content.

Download it from here.

14th January 2026

DCP-o-matic 2.18.35 was released.

• Fix mismatched audio reel length errors in some cases (#3123).
• Improve transcode progress reporting in some cases (#2864).
• Fix closed caption layout in the presence of italics / other markup (#3067).
• Fix truncation of ISDCF name parts that have had things substituted (#3112).
• Fix disappearing Cancel/Verify buttons in the verifier on smaller screens.
• Fix empty video view when clicking in the timeline.
• Stop main window shrinking when dragging the content properties dialogue on Linux.
• Update ‘bad private key’ message when loading a new one.
• Updated nl_NL translation from Rob van Nieuwkerk.
• Add context menu option to verify DCPs from the main DoM (#2054).
• Allow export of Interop/SMPTE format subtitles (#3025).
• Show properties of all audio streams (#2397).
• Add Shift-Ctrl-E shortcut to export subtitles.
• Allow drag of multiple selections.
• Display markers in the player (#2793).
• Set project standard when adding a DCP (#2148).
• Use known DKDMs to decrypt DCPs for verification.
• Allow adding KDMs to the verifier to verify encrypted DCPs (#2971).

Download it from here.

16th December 2025

DCP-o-matic 2.18.34 was released.

• Fix artefacts on the edge of YUV images with odd widths (#3119).
• Fix error when seeking a file with no video and >1 audio stream (#3128).
• Rename the old P3 colour conversion to P3 DCI, and add some new ones (#3124).
• Disable audio graph option with encrypted and VF DCPs (#3090).
• Add convert-screen-db subcommand to dcpomatic2_cli.

Download it from here.

29th November 2025

DCP-o-matic 2.18.33 was released.

• Fix incorrect rendering of EXR file in some cases (#3122).
• Fix use of relative path configuration with files on a different Windows drive.
• Fix error on multiple </font> tags in a SubRip file.

Download it from here.

17th November 2025

DCP-o-matic 2.18.32 was released.

• Fix crash on startup on Fedora 42 and Ubuntu 24.04.

Download it from here.

15th November 2025

DCP-o-matic 2.18.31 was released.

• Don't say that out-of-date KDM decryption certificates are invalid.
• Build Fedora 42 version with support for Grok.
• Updated nl_NL translation from Rob van Nieuwkerk.
• Fix "Verify picture assets details" checkbox in the player (#3118).

Download it from here.

11th November 2025

DCP-o-matic 2.18.30 was released.

• Re-examine the content in some projects made in previous DCP-o-matic versions, since we changed how we handled stream IDs in multi-stream files.
• Preserve CPL/PKL filenames in the editor (#3109).
• Allow specification of which parts of the DCP to encrypt (#3099).
• Fix failure to play any audio when one stream isn't producing anything (#3108)
• Fall back to copying (instead of hard-linking) in the combiner more often.
• Don't even try to use dark mode on Windows (#3107).

Download it from here.

31st October 2025

DCP-o-matic 2.18.29 was released.

• Fix incorrect reading of markers from multi-reel DCPs (#3105).
• Do not report channels as mapped when they are not included in the film's channel count.
• Fix failure to import DCP-o-matic settings files.
• Fix build warnings on Arch Linux.

Download it from here.

24th October 2025

DCP-o-matic 2.18.27 was released.

• Patch libsamplerate to hopefully fix sporadic crazy values in audio analyses (#3101).
• Fix crash when specifying ‘impossible’ crops in the player.

Download it from here.