- Updated nl_NL translation from Rob van Nieuwkerk.
- Updated ru_RU translation from Igor Voytovich.
- Updated pl_PL translation from Marek Skrzelowski.
- Updated it_IT translation from Davide Dall'AraCiao.
- Updated da_DK translation from Anders Uhl Pedersen.
- Updated fr_FR translation from Thierry Journet.
- New pt_PT translation from Tiago Casal Ribeiro.
- Add new KDM Creator tool which can make new KDMs from arbitrary DKDMs.
- Basic support for creating multi-reel DCPs.
- Better progress indication when finding subtitles (#711).
- Tweaks to upmixer filters to improve Lfe.
- Improve server GUI and distribute it with OS X and Windows installers.
- Speed up preview of video files with subtitles.
- Improve sorting of image filenames when importing a set.
- Draw reels in the timeline.
- Add button to export private keys from the configuration.
- Various fixes to multi-reel.
- Fixes for some crashes in the KDM creator on Windows.
- Fix incorrect preview of italic subtitles (#728).
- Fix incorrect colourspace conversion of XYZ content when it is not being passed through untouched (#730).
- Fix erroneous addition of referenced assets to PKLs (#723).
- Fix badly-formatted attachments to KDM emails.
- Fix various problems with embedded subtitles.
- Fix VF creation from multi-reel DCPs.
- Fix decoding of multi-part bitmap subtitles (#709).
- Fix timing of subtitles when a DCP is created at a different rate to the subtitle native rate.
- Fix invalid DCP subtitles in some cases.
- Fix strange job progress layout on OS X.
- Fix non-update of timeline when reel setup changes.
- Fixes to font handling for SMPTE subtitles.
- Only show existing DCP channels in the audio dialogue (#715).
- Speed up audio filters used by upmixers.
- Tweak frequency response of some filters used by upmixers.
- Possibly fix crash on audio analysis in some locales.
- Use nicer defaults for certificate chains.
- Small tweaks to the frequency response of Upmixer A.
Three new supporters have been added since 2.4.0: thanks to Erwan Kerzanet, Daniel Martinez Lara and Silvio Bonomi.