• Fixed issues and crashes with newer Qt6 versions
• Fixed Waveform and VideoPlayer paint issues
• Fixed PGS subtitle mime type
• Improved Wayland compatibility
• Improved GoogleCloudEngine translations
• Added configurable whitespace detection to VobSub import
• Replaced deprecated FFmpeg channel code
• Require FFmpeg >= 5.1.5

You can find more information onhttps://subtitlecomposer.kde.org/2025/09/14/subtitle-composer-0.8.2-released.html

• Fixed (rare) memory issues and crashes
• Fixed crashes on waveform widget
• Fixed video player rendering in Qt 6.7
• Fixed scripts manager assert failures
• Fixed inability to view non-script files in scripts manager
• Fixed seeking in some media formats
• Fixed video player subtitle rendering
• Fixed broken rendering on hi-res videos
• Fixed HDR video rendering (SMPTE-ST-2084 gamma transfer)
• Added check for maximum number of characters per line
• Added MinT translate engine
• Improved translation support and UI
• Improved video player scaling
• Dropped KIO file operations

You can find more information onhttps://subtitlecomposer.kde.org/2024/06/07/subtitle-composer-0.8.1-released.html

• Fixed video player on GLES only hardware
• Fixed skewed video on video player
• Fixed closing fullscreen video player
• Fixed subtitles under fullscreen video toolbar
• Fixed video player media state notifications
• Fixed subtitle video overlay font size accuracy
• Fixed deadlock/crash while changing audio stream on paused/stopped media
• Improved Waveform widget performance
• Fixed waveform misalignment due to rounding error
• Fixed waveform widget drawing on null image and painting of removed lines
• Fixed waveform default zoom scale
• Fixed subtitle text line separator draw on LinesWidget
• Fixed unbreak lines (newline searches in QTextDocument)
• Fixed crash in split lines
• Fixed VobSub import ignoring Text styles
• Fixed VobSub crash when moving to previous image
• Fixed YouTubeCaptions format parsing/saving
• Fixed undo/redo actions creation order, incorrect state
• Fixed some memory and saving issues
• Fixed embedded ASS decoding
• Fixed example remove hearing impaired script
• Fixed broken about dialog
• Added Qt6 support
• Added WebVTT format support
• Added subtitle positioning UI and support
• Added subtitle class/comments/voice UI and support
• Improved rich text editing/preview
• Rich text rendering on waveform/video/editors
• Added DeepL translate engine
• Added Google Cloud translate engine
• Recreated translation interface
• Added/improved ffmpeg 5 support
• Subtitle lines are always time sorted; remove sort lines menu action
• Replaced Kross with QJSEngine, removed ruby and python support
• Improved script manager and tools menu

You can find more information onhttps://subtitlecomposer.kde.org/2023/11/06/subtitle-composer-0.8.0-released.html

• Fixed script edititing on AppImage
• Fixed AppImage/Windows builds, themes and look
• Fixed theme/icons/look outside KDE environment
• Fixed opening files on windows
• Fixed various bugs and rare crashes
• Fixed Undo stack and improved text editing undo
• Improved/replaced Video player(s) (performance, Wayland support, OpenGL/FFmpeg)
• Improved Waveform performance
• Improved LinesWidget/Model performance
• Improved Wayland support
• Improved open/save file dialogs to use native dialogs
• Improved text charsets/encodings/end-of-line selection, detection and handling
• Improved VobSub support
• Improved inline editor to support text styles
• Improved subtitle style rendering
• Improved character/sec support and added coloring
• Improvide command line - ability to open all subtitle/media files
• Added Pause/Duration columns to list view
• Removed invalid subpicture/x-pgs mime
• Updated/added many translations - thanks to KDE community

You can find more information onhttps://subtitlecomposer.kde.org/2021/10/05/subtitle-composer-0.7.1-released.html

• Fixed parsing of absolute paths containing '#' character
• Fixed open dialogs not showing all supported files
• Fixed subtitle text not respecting system font configuration
• Fixed waveform not rendering correctly/completely on some formats
• Fixed waveform displaying subtitles at wrong times
• Fixed waveform not working with some
• Fixes to MPV, GStreamer and Xine video player backends
• Waveform scrolling is configurable
• PocketSphinx language models and VAD are configurable
• Added show status bar action to main window popup menu
• Improved (scripting) performance
• Spell checker will use translation text when it is selected
• Waveform and video docks can be hidden
• Split lines won't split text on spaces while there are multiple lines
• Subtitle lines will always stay sorted by their time
• Improved fullscreen video player
• Added ability to step by frame
• Added play rate controls to video menu
• Updated Croatian translation - thanks @muzena
• Updated Italian translation - thanks Luigi Toscano @tosky
• Updated Russian translation - thanks Nick Shaforostoff @shaforostoff

• Fixed open video dialog filters
• Fixed "Insert Line" on waveform adding at the wrong index - thanks @qsniyg
• Added MMB seeking on waveform - thanks @qsniyg
• Fixed some compilation issues
• Updated translations - thanks @gogogogi, @muzena
• Fixed vobsub when opening from video file and symbol cache filename
• Fixed subtitle loading times of huge files
• Improved vobsub text detection
• Fixed ASS rich text parsing on import subtitle stream action
• Replaced buggy mplayer vobsub import code with ffmpeg
• Fixed memory leaks/usage of WaveformWidget's scroll animation
• Optimized import subtitle stream from video action
• Replaced gstreamer with ffmpeg libraries in application core usage
• Added abort button to speech recognition
• Waveform smooth scrolling
• Added join/split lines actions to waveform context menu
• Fixed some crashes, memory leaks and overall code cleanups
• Cleaned up settings widget and texts

• ADD: Added support for binary subtitle formats
• ADD: fine control video playback speed
• ADD: controls for video playback speed
• MOD: GStreamer backend audio improvements.
• MOD: Moved open video actions under File menu
• MOD: More tolerant parsing of SubRip subtitles
• MOD: Improved split lines command
• MOD: Updated Czech translation - thanks @goliashcz
• MOD: Updated Croatian translations - thanks @muzena
• FIX: Waveform widget dragging and speed improvements, fixed buffer overflow
• FIX: WaveformWidget: zoom out wasn't working on movies without audio
• FIX: Fixed cases where subtitle hide time would end up before show time
• FIX: Improved context menus
• FIX: Fixed moving of anchored lines
• FIX: Open subtitle wouldn't autoload video in some cases
• FIX: Open video now includes .divx and .webm extensions
• FIX: Tools menu scripts are filtered based on installed kross interpreters
• FIX: Moved custom icons to more standard location, using QIcon::fromTheme()
• FIX: Error Check > Absolute Duration config fields were changing incorrect values
• FIX: MPV Backend: fixed deprecated options, updated vo devices - thanks @luzfcb
• FIX: better rendering on high DPI screens
• FIX: MPV Backend: framerate/video length wasn't reported to subtitle composer anymore
• FIX: detection/handling of current playing line
• FIX: Parsing text containing <font> without color attribute
• FIX: compilation without xine - thanks @pinotree
• FIX: ASS parsing - thanks @Martchus

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!

We released a new version of Subtitolo Komponisto!