Software » Subtitle » Subtitle Edit 5.3.0 / 5.4.0 Beta 5

v5.4.0-beta5 (22nd of October 2026)

* Add Video OCR: scan only chosen time ranges - thx kadrimarzouki
* Add Auto-translate: "Translate rows" context menu item for multiple selected rows
* Add Settings: Windows window rendering mode (fixes desktop background bleeding through) - thx 114562175
* Add ASSA draw: "Animated clip art" section in Shapes
* Add Pastel and Nord themes: own icon sets
* UI font size is now set in px, and dialog text follows it - thx GrampaWildWilly
* Full screen video: controls fade in over the video, bigger, also on native players - thx benshgit
* Set position: frame taken from the paused player, faster ffmpeg fallback - thx 114562175
* Forced aligner: show why the engine failed, stop early on repeated crashes
* Multiple replace: Enter in filter and empty type-in row, regex whole word
* Language auto-detect: Persian with Arabic ye/kaf, Russian with hard sign
* Text to speech: audio.cpp model downloads pinned to a fixed revision - thx ProjectKTC
* Fix VibeVoice (CrispASR) Q8_0/Q4_K model integrity check failure - thx mh82
* Fix rule profile applied at startup without being chosen
* Fix failed reload of a file changed outside SE letting the next save overwrite it
* Fix column paste ignoring the video offset from copy
* Fix Set position click-to-place snapping to top-left or undoing other edits
* Fix SubRip reader regressions and ITT header timing round trip
* Fix OCR fix removing space before French closing quote
* Fix main window fields not following a UI font size change
* Fix Settings category navigation scroll alignment - thx pdjdev
* Update Italian translation - thx bovirus
* Update Japanese translation - thx hisui3393
* Update Korean translation - thx 12si27
* Update Polish translation - thx potplayer-fanpack

v5.4.0-beta4 (21st of October 2026)

* Add Midnight Cinema and Sakura themes, theme background art for video/waveform, Cycle theme shortcut
* Add Syntax coloring: color the gap when it falls inside a user-defined range (ms or frames)
* Add Set position: SE4-style click-to-place mode, toggle to hide selection box, remember window size - thx 114562175
* Add Video player: optional playback speed button - thx benshgit
* Add Spell check: remove words from the dictionary (Word lists "Removed from dictionary") - thx fraternl
* Add setting: split at video and text box position keeps text at caret end - thx kadrimarzouki
* Copy from the grid includes the video offset, pasting SE's own copy removes it again
* One 13 px text size for all windows, main window in the editor look - thx GrampaWildWilly
* SubRip reader rewritten: tolerant of damaged files, 2.6-12x faster
* Set position: opens at once, frame rendered in the background, arrow keys nudge right away
* Batch convert: change frame rate saves at the target frame rate - thx michi987654
* ITT: source header timing parameters follow the current frame rate - thx michi987654
* OCR replace lists: fix rules that damage correct text (10 languages), Dutch GLM-OCR word errors - thx fraternl
* OCR fix: keep Dutch "Eén" - thx fraternl
* Text to speech: context line on its own row, long video names trimmed
* Performance: name casing, speech to text names, teletext, OCR splitter
* Fix crashes and hangs found by fuzzing subtitle format parsers
* Update Hungarian translation
* Update Italian translation - thx bovirus
* Update Japanese translation - thx hisui3393
* Update Polish translation - thx potplayer-fanpack

v5.4.0-beta3 (20th of October 2026)

* Add Settings: visual theme picker with preview cards
* Add Nord theme
* Add iTunes Timed Text: export presets, template-file header source and default color in File > Properties - thx michi987654
* Add Speech to text: Danish fine-tuned Qwen3 ASR 0.6B model
* Add ASSA/SSA styles: category picker back, font name + color sample columns, resizable lists - thx bichitoxxx
* Multiple replace: category list + flat rules list with a type-in row, like SE4 - thx kadrimarzouki
* Editor look now follows the Font scale (%) setting - thx bichitoxxx
* Language auto-detect: everyday words for 30 languages, letter rules for Cyrillic (incl. Macedonian/Serbian), Baltic, Afrikaans/Dutch and Arabic script
* Qwen3 ASR: update qwen3-asr.cpp to v0.1.10 (mel filterbank fix, beam search), pass the selected language
* OCR fix engine: image-matcher I/l and spacing repairs, lone slash kept - thx fraternl
* More windows use the shared editor look helpers (button bars, check-box cells, video dialog switches) - thx ivandrofly
* Fix Qwen3 ASR "<asr_text>" marker in output with older engine builds
* Fix compact numeric field borders in the editor look - thx pdjdev
* Add Romanian translation - thx cosstell62-hash
* Update Italian translation - thx bovirus
* Update Japanese translation - thx hisui3393

v5.4.0-beta2 (19th of October 2026)

* Add Multiple replace: "Add rules" window for typing a list of find/replace pairs, toolbar "New rule" button, F2 and Cmd shortcuts - thx kadrimarzouki
* Add setting for what to do when the subtitle file is changed by another program: reload if nothing is unsaved, always ask, or do nothing - thx kadrimarzouki
* Add ask before saving over a subtitle file changed outside Subtitle Edit - thx kadrimarzouki
* Add waveform toolbar item "Rule profile" (hidden by default, enable in Configure toolbar items) - thx torvchen
* Add "Ignore custom tags (regex)" rule setting for character counts and CPS - thx chip00-dot
* Add Speech to text: custom GGUF models for Qwen3 ASR CPP with header validation - thx ScienceZone
* Add Text box: record speech to text box button via microphone (off by default, Options > Appearance)
* Add Remux video: caption time offset for broadcast .scc/.mcc files (suggested from the first time code) - thx MaxBunny1786
* Add Check for updates: settings gear for startup check and release channel - thx ivandrofly
* Add Batch convert: search box for the functions, shorter rows, presets below the list
* Add Batch convert: resizable splitter between file list and functions - thx ivandrofly
* Add nOCR: more Latin.nocr glyphs (Avatar periods/commas, em dash, short-tailed Q, touching pairs)
* Editor look palette now follows the theme, dark background color and system accent - thx pdjdev
* Editor look for the message box and the transcription progress window; more minor UI fixes (download title, burn-in effect switches, disabled text boxes, OCR database, move captions)
* Prevent sleep during the remaining long video jobs (generate/re-encode/cut/remux video, embedded subtitles, transparent subtitles, shot changes, video OCR, sync audio, background music) - thx ArcherLegend
* Batch convert/seconv: skip "Fix right-to-left" on subtitles without right-to-left text
* MCC/SMPTE 291M: parse CDP packets with an optional time code section - thx MaxBunny1786
* nOCR: challenge a loose upright match with the straightened glyph, split touching italic letters, match baseline marks by baseline, italic word spacing, dashes beside quotes, false spaces inside numbers, lost spaces after overhanging f/r/t - thx fraternl, Codling
* OCR fix engine: slash as italic i/I/l, "#" between letters as apostrophe, closing tag slash, sans-serif capital I ("lk" -> "Ik"), wide-set ellipsis ". . ." - thx fraternl
* Auto-wrap while typing: leave pre-existing long lines alone - thx kadrimarzouki
* Export plain text: label merge option "Merge all lines" like SE4 - thx vivadavid
* Update audio.cpp runtime to v0.9.2-drama3 (2026-10-19)
* Fix waveform click inside a subtitle shifting its timing - thx 114562175, ChristosBouronikos
* Fix "Select current subtitle while playing" lost after a settings import - thx kadrimarzouki
* Fix imported layout sizes and waveform zoom lost after a settings import - thx kadrimarzouki
* Fix live spell check underlining the original text column in translation mode - thx kadrimarzouki
* Fix nOCR 2x2 "character" prompted for the foot cut off "a", "R", "x" - thx Codling
* Fix nOCR "Number of pixels is space" combo not showing the selected value - thx Codling
* Fix DashScope OSS multipart uploads for Qwen3-ASR - thx Gh-Shinku
* Update Japanese translation - thx hisui3393
* Update Korean translation - thx 12si27

v5.4.0-beta1 (18th of October 2026)

* Add "Sync subtitle to audio" (Video > More): ffsubsync-style offset and frame rate detection
* Add "Sync audio track" (Video > More): shift one audio track with live preview
* Add export of D-Cinema SMPTE 2014 as MXF track file (SMPTE ST 429-5), text and image subtitles, also in seconv
* Add "Export Excel dialogue list" (.xlsx) with chosen columns
* Add Remux video: CEA-608/708 as SEI captions in .mp4 - thx MaxBunny1786
* Add "Check for updates": install and restart (Windows installer, Linux tarball, macOS)
* Add Voxtral TTS (audio.cpp) engine, audio.cpp runtime 2026-10-16 (v0.9.2)
* Add "Custom error rules": regex rules that color lines as errors - thx JohnLawes
* Add "Auto-wrap while typing" setting (Options > General) - thx kadrimarzouki
* Add "Apply advanced effect": CapCut-style gallery and six new caption effects
* Add Batch convert: plain text options - thx vivadavid
* Add Batch convert: run batch-capable plugins
* Add "Open from URL": cookies from browser and bot-check hint - thx aresstokrat
* Add video player: optional previous/next subtitle and toggle subtitles buttons - thx benshgit
* Add llama.cpp OCR models QARI-OCR 0.2.2.1 (Arabic), LightOnOCR-3 4B and 0.8B; thin border instead of square for HunyuanOCR and QARI - thx fraternl
* Add shortcuts "split line at video position / text box cursor / both, go to second part and play" - thx LeonCheung
* Add shortcuts to move selected/following/all lines one frame back/forward - thx Kimsihong
* Add shortcut "move text before cursor position to previous subtitle" - thx LeonCheung
* Add shortcuts to copy plain text (text and original)
* Add "Has errors" rule to Modify selection - thx fointypinger
*...

Create/adjust/sync/translate subtitle lines
Convert between SubRib, MicroDVD, Advanced Sub Station Alpha, Sub Station Alpha, D-Cinema, SAMI, you-tube sbv, and many more (300+ different formats!)
Cool audio visualizer control - can display wave form and/or spectrogram
Video player uses mpv, DirectShow, or VLC media player
Visually sync/adjust a subtitle (start/end position and speed)
Audio to text (speech recognition) via Whisper or Vosk/Kaldi
Auto Translation via Google translate
Rip subtitles from a (decrypted) dvd
Import and OCR VobSub sub/idx binary subtitles
Import and OCR Blu-ray .sup files - bd sup reading is based on Java code from BDSup2Sub by 0xdeadbeef)
Can open subtitles embedded inside Matroska files
Can open subtitles (text, closed captions, VobSub) embedded inside mp4/mv4 files
Can open/OCR XSub subtitles embedded inside divx/avi files
Can open/OCR DVB and teletext subtitles embedded inside .ts/.m2ts (Transport Stream) files
Can open/OCR Blu-ray subtitles embedded inside .m2ts (Transport Stream) files
Can read and write both UTF-8 and other unicode files and ANSI (support for all languages/encodings on the pc!)
Sync: Show texts earlier/later + point synchronization + synchronization via other subtitle
Merge/split subtitles
Adjust display time
Fix common errors wizard
Spell checking via Libre Office dictionaries (many dictionaries available)
Remove text for hear impaired (HI)
Renumbering
Effects: Typewriter and karaoke
History/undo manager (Undo=Ctrl+z, Redo=Ctrl+y)
Compare subtitles
Multiple search and replace
Change casing using names dictionary
Merge short lines/split long lines
Export to PNG images (+bdn xml), Adobe Encore FAB image script, VobSub, Blu-ray sup, EBU stl, PAC, and plain text