v4.0.540

What's Changed

• remotion: Every effect now has a WebGPU version by @JonnyBurger in #12700
• @remotion/renderer: Upgrade Chrome to 158.0.8127.2 and publish build scripts by @JonnyBurger in #12814
• @remotion/bundler: Upgrade to Rspack 2.3 by @JonnyBurger in #12146
• @remotion/media: Upgrade Mediabunny to 1.64.0 by @JonnyBurger in #12830
• @remotion/studio: Show timeline preview images for <AnimatedImage> and <Gif> by @JonnyBurger in #12807
• remotion: Fix long <OffthreadVideo> renders on Chrome 158 by @JonnyBurger in #12834
• remotion: Skip rerunning effects on an unchanged AnimatedImage frame by @andriidrok1 in #12811
• remotion: Avoid Chromium crashes during WebGL effect cleanup by @JonnyBurger in #12710
• remotion: Recover canvas effects after WebGL context loss by @JonnyBurger in #12708
• remotion: Fix WebGL state leaking between canvas effects by @JonnyBurger in #12694
• remotion: Reduce per-frame overhead of <Sequence> by @alec-watts in #12688
• @remotion/effects: Add weather, burn, and wipe effects by @JonnyBurger in #12598
• @remotion/effects: Add WebGL2 and WebGPU backends to 38 effects by @JonnyBurger in #12805
• @remotion/effects: Add WebGPU backends to the remaining 49 effects by @JonnyBurger in #12809
• @remotion/web-renderer: Add renderFramesOnWeb() for rendering multiple still frames by @alec-watts in #12326
• @remotion/transitions: Make cube() presentation free by @JonnyBurger in #12657
• @remotion/studio: Add a custom playback rate control to the preview toolbar by @Tatsuya0330 in #12601
• @remotion/animation-utils: Fix skew() with per-axis units and validate scale() y by @kjgggggg in #12664
• @remotion/canvas-capture-extension: Open Browser Studio recordings on remotion.new by @JonnyBurger in #12659
• @remotion/captions: Strip tags and decode character references in parseVtt() cue text by @samohovets in #12636
• @remotion/captions: Fix parseVtt() dropping text of YouTube auto-generated captions by @samohovets in #12623
• @remotion/cli: Add missing boolean flags to CommandLineOptions by @DeryFerd in #12819
• @remotion/cli: Accept --props files saved with a UTF-8 BOM by @b84330808 in #12645
• @remotion/cli: Respect --flag false for 7 boolean options by @DeryFerd in #12629
• @remotion/cli: Ignore config file CRF for codecs without CRF support by @samohovets in #12621
• @remotion/cli: Report usage for image sequence renders by @costajohnt in #12607
• @remotion/effects: Reuse WebGPU pipelines and samplers by @JonnyBurger in #12713
• @remotion/lambda-go: Add GetCompositionsOnLambda() by @DeryFerd in #12835
• @remotion/lambda-php: Add getCompositionsOnLambda() by @DeryFerd in #12837
• @remotion/lambda-python: Add get_compositions_on_lambda() by @DeryFerd in #12836
• @remotion/lambda-ruby: Add get_compositions_on_lambda() by @DeryFerd in #12838
• @remotion/media: Reuse prepared audio when the playback clock changes by @JonnyBurger in #12706
• @remotion/media: Bound unshifted audio decoding to the sequence end by @samohovets in #12695
• @remotion/media: Remove redundant canvas copies from video previews by @alec-watts in #12684
• @remotion/media: Recover when Chrome reclaims idle decoders by @dg314 in #12679
• @remotion/media: Fix <Video> preview lagging one frame behind render for 29.97fps WebM by @samohovets in #12671
• @remotion/media: Bound paused audio decoding with a keep-alive context by @alec-watts in #12609
• @remotion/media-utils: Fix getAudioData() caching across sample rates by @JonnyBurger in #12556
• @remotion/motion-blur: Fix HtmlInCanvasMotionBlur render failure by @JonnyBurger in #12690
• @remotion/paths: Treat arcs with a zero radius as straight lines by @b84330808 in #12859
• @remotion/paths: Fix geometry of chained T commands after a non-quadratic command by @b84330808 in #12821
• @remotion/paths: Fix getBoundingBox() for curves starting with a flat tangent by @b84330808 in #12687
• @remotion/player: Fix audio context leak when <Player> unmounts by @alec-watts in #12634
• @remotion/player: Fix audio interruptions during muted playback by @JonnyBurger in #12606
• @remotion/renderer: Forward uncaught exceptions to onBrowserLog by @JonnyBurger in #12831
• @remotion/renderer: Fix render hanging when a media download fails after frames are rendered by @samohovets in #12829
• @remotion/renderer: Report page crashes in still renders instead of timing out by @yongjip in #12682
• @remotion/renderer: Fix audio dropouts in distributed AAC renders by @JonnyBurger in #12673
• @remotion/studio: Improve render cancellation, output previews, timeline editing, and keyboard controls by @JonnyBurger in #12873
• @remotion/studio: Fix stale previews and effect deletion by @JonnyBurger in #12862
• @remotion/studio: Preserve pending edits during source updates by @JonnyBurger in #12860
• @remotion/studio: Agent-assisted quality improvements by @JonnyBurger in #12857
• @remotion/studio: Ask for a composition ID when pre-composing by @samohovets in #12813
• @remotion/studio: Open video and audio sources from the Inspector by @samohovets in #12812
• @remotion/studio: Use remotion.new in Browser Studio links and copy by @JonnyBurger in #12658
• @remotion/studio: Prevent accidental swipe navigation in Safari by @JonnyBurger in #12655
• @remotion/studio: Download render output when "Open in Folder" fails by @samohovets in #12649
• @remotion/studio: Fix timeline seeking when interactivity is disabled by @samohovets in #12641
• @remotion/studio: Delete the adjacent transition or overlay together with a TransitionSeries sequence by @andriidrok1 in #12431
• @remotion/transitions: Hold rendering until HTML-in-canvas transitions paint by @BeyondITL-Mossaddique in #12845
• @remotion/transitions: Fix OffscreenCanvas errors when reactivating transitions by @JonnyBurger in #12672
• @remotion/web-renderer: Fix browser rendering in Safari by @samohovets in #12699
• @remotion/web-renderer: Rasterize precomposited layers at the ancestor scale by @BeyondITL-Mossaddique in #12650
• @remotion/web-renderer: Fix mix-blend-mode being ignored by @samohovets in #12647
• @remotion/web-renderer: Release completed render results from queues by @alec-watts in #12631
• Standardize licenseKey and isProduction across rendering APIs by @JonnyBurger in #12654
• @remotion/whisper-web: Deprecate package - use @remotion/whisper-webgpu instead by @samohovets in #12828

Elements

• Hide "Try in remotion.new" button when inside Studio by @samohovets in #12696
• docs: Point Element install fallback hint to the drag handle by @samohovets in #12620
• Add OG image for Elements homepage by @samohovets in #12617

Templates

• Electron template: Upgrade Vite to 6.4.5 by @app/dependabot in #12826
• Vibe Code template: Upgrade Next.js to 16.4.1 by @app/dependabot in #12583
• Electron template: Upgrade Electron to 42.11.16 by @app/dependabot in #12616

Docs

• New homepage! by @JonnyBurger in 9747b7f
• Reorganize media guides and sidebar by @JonnyBurger in #12852
• Add runnable product-ad integration example by @dg314 in #12816
• Add Faceless Video Engine to resources page by @igorvieira in #12843
• Check GitHub source links in CI by @samohovets in #12823
• Fix broken pinned-SHA link in video-manipulation page by @DeryFerd in #12820
• Fix broken source links in the AI and media-parser docs by @DeryFerd in #12806
• Fix broken source code links in the Lambda docs by @DeryFerd in #12630
• Speed up snippet checking with TypeScript 7.1 by @JonnyBurger in #12674
• Follow the account mirror preview branch by @JonnyBurger in #12670
• Keep store and purchase links on Remotion Pro by @JonnyBurger in #12669
• Add animated homepage hero to README by @JonnyBurger in #12667
• Mirror account pages on remotion.dev by @JonnyBurger in #12668
• Point SDK demo links to sdk-demo.remotion.dev by @JonnyBurger in #12663
• Add VideoGen to ecosystem products by @dg314 in #12651
• Deprecate @remotion/enable-scss by @samohovets in #12646
• Clarify contribution expectations in contributing guide by @samohovets in #12639
• Explain how to set a license key in the Studio and CLI by @samohovets in #12626
• Add instructions for starting Studio with an AI agent by @samohovets in #12619
• New homepage hero section by @JonnyBurger in #12613
• Expand Canvas Capture installation and recording guides by @JonnyBurger in 5695921

Internal and Experimental

• Import Lambda binary tooling into the monorepo by @JonnyBurger in #12635
• Prevent browser translation from crashing license pricing by @JonnyBurger in #12675
• Consolidate renderer cancellation workflows by @JonnyBurger in #12858
• remotion.dev/brand: Add 100 GB video composition by @JonnyBurger in #12856
• remotion.dev/brand: Crossfade README states at 30 fps by @JonnyBurger in #12850
• remotion.dev/brand: Increase README logo to 280px by @JonnyBurger in #12848
• remotion.dev/brand: Enlarge README logo by @JonnyBurger in #12847
• Docs: Add native Studio playback to Chrome upgrade checks by @JonnyBurger in #12833
• FFmpeg: Upgrade shlex to 1.3.0 by @app/dependabot in #12770
• Check CLI boolean flag types and defaults by @JonnyBurger in #12822
• Skills: Warn when global Claude skills shadow project Remotion skills by @CreedTech in #12025
• Consolidate FFmpeg sources and build tooling by @JonnyBurger in #12698
• Stabilize Lambda webhook timeout test by @JonnyBurger in #12705
• Fix double AudioContext close in keep-alive test by @samohovets in #12704
• Restore cached example media at browser fixture URLs by @alec-watts in #12685
• Skip unnecessary builds in CI and deployments by @JonnyBurger in #12693
• Align React and remove Copilot from installs by @JonnyBurger in #12691
• @remotion/promo-pages: Fix frozen homepage videos after browser Back by @JonnyBurger in #12692
• Reduce clone size by offloading media to R2 by @JonnyBurger in #12676
• Skills: Add /remotion-license skill by @JonnyBurger in #12653
• Sign up SDK visitors to the dedicated waitlist by @JonnyBurger in #12642
• Import Chromium build recipes into the monorepo by @JonnyBurger in #12637
• Astro example: Upgrade Astro to 7.3.3 by @app/dependabot in #12624
• remotion: Remove unused happy-dom devDependency by @samohovets in #12622
• @remotion/mcp: Remove discontinued package by @JonnyBurger in #12618
• Upgrade Zod to 4.6.7 to fix GHSA-mrhx-c7xc-m3w5 by @samohovets in #12612

New Contributors

• @kjgggggg made their first contribution in #12664

Full Changelog: v4.0.539...v4.0.540