Top AI Repos — open-source AI, indexed and scored

Top AI Repos tracks AI repositories on GitHub and answers two different questions about each one: is it moving right now, and would you bet a product on it.

URUWorks/TeroSubtitler

Tero Subtitler is an open source, cross-platform, and free subtitle editing software.

53MPL-2.0Pascal

View on GitHub Website

Stars: 456
Forks: 37
Watchers: 456
Open issues: 81
Contributors: 13

Star history, last 90 days— over 5 snapshots

2026-07-24 · 4562026-08-06 · 456

Star history, last 90 days
Date	Stars
2026-07-24	456
2026-07-25	456
2026-07-28	456
2026-07-30	456
2026-08-06	456

Today

— stars today

This week

— stars this week

This month

— stars this month

Momentum

0.0

growth rate 0.00%/day

From the README

# ![TeroSubtitler](share/terosubtitler_logo.png)
[![License: MPL 2.0](https://img.shields.io/badge/License-MPL_2.0-brightgreen.svg)](https://opensource.org/licenses/MPL-2.0)
[![TS release](https://img.shields.io/github/v/release/URUWorks/TeroSubtitler?style=badge&sort=semver)](https://github.com/URUWorks/TeroSubtitler/releases)
[![TS downloads](https://img.shields.io/github/downloads/URUWorks/TeroSubtitler/total.svg)](https://github.com/URUWorks/TeroSubtitler/releases)
[![discord](https://img.shields.io/badge/Discord-blue)](https://discord.gg/EqzXEa8pHK)
[![ko-fi](https://img.shields.io/badge/Ko--fi-F16061?logo=ko-fi&logoColor=white)](https://ko-fi.com/uruworks)
[![Donate](https://img.shields.io/badge/Donate-PayPal-blue.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&[email protected]&lc=US&item_name=URUWorks+Tero+Subtitler&no_note=0&cn=&currency_code=USD&amount=10&tax=0&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted)
[![Github-Sponsors](https://img.shields.io/badge/Sponsor-30363D?&logo=GitHub-Sponsors)](https://github.com/sponsors/URUWorks)

Tero Subtitler is an open source, cross-platform, and free subtitle editing software.

## Features

- User-friendly and multi-language interface
- Fully fledged editing with SMPTE and Media modes
- Support for various subtitle formats
- Multi-level undo/redo
- Search and replace
- Auto-backup
- Source and Transcription modes
- Translation memory
- Audiovisual preview for many formats
- Timeline with waveform visualizer
- Tools for manipulation (frame/video rate conversion), formatting (fonts and alignment), quality control (spell check), analysis (comparing subtitle sets), translation (including auto), transcription (including auto), validation (industry and customizable profiles), and automation (correcting errors and breaches)
- Export subtitles to MP3
- Import/Export Blu-ray SUP format
- Generate blank video
- Generate video with hardcoded subtitles
- Video dubbing
- And much more

### [mpv](https://mpv.io/) playback engine

Powerful multimedia playback engine.

### [FFmpeg](https://ffmpeg.org/)

Advanced audio/video manipulation tool.

### [yt-dlp](https://github.com/yt-dlp/yt-dlp)

For opening videos via URL.

### [whisper.cpp](https://github.com/ggerganov/whisper.cpp) / [Faster-Whisper](https://github.com/Purfview/whisper-standalone-win)

For the automatic transcription of audio to subtitles.

### [Google Translate](https://translate.google.com/)

Auto-translation API.

### [ElevenLabs TTS](https://elevenlabs.io/)

for video dubbing.

### [Tesseract](https://github.com/tesseract-ocr/tesseract/)

Open Source OCR Engine.

## Compiling

[Lazarus IDE](https://www.lazarus-ide.org/).

### Internal packages required to compile

- [UW Blu-ray PGS Parser](https://github.com/URUWorks/UW_BlurayPGSParser)
- [UW Common units](https://github.com/URUWorks/TeroSubtitler/tree/main/TeroSubtitler/common)
- [UW Subtitle API](https://github.com/URUWorks/TeroSubtitler/tree/main/TeroSubtitler/subtitleapi)
- [UW Tero controls](https://github.com/URUWorks/TeroSubtitler/tree/main/TeroSubtitler/controls)

### External packages required to compile

- [ATSynEdit](https://wiki.freepascal.org/ATSynEdit) ([EncConv](https://github.com/Alexey-T/EncConv), [ATFlatControls](https://github.com/Alexey-T/ATFlatControls))
- [BGRABitmap](https://wiki.freepascal.org/BGRABitmap)
- [FPSpreadsheet](https://wiki.lazarus.freepascal.org/FPSpreadsheet)
- [UW MPVPlayer](https://github.com/URUWorks/UW_MPVPlayer)

## Contributions

We appreciate anyone who can offer skills towards the project (additions and refinements), and there is a desire for volunteers who can assist in the following roles/tasks:
- App designer (improving Tero Subtitler's UI and UX)
- Coders (resolving issues and developing features)
- Localization (reaching more people)
- Manual editor (for Tero Subtitler)
- Subtitling consultant (for QC and keeping abreast of industry developments)
- Video producer (for social media)
- Web designer (for UR

Excerpt of 5,612 characters

Read on GitHub

Top contributors

No contributor data yet — it is fetched during the contributor sync pass.

Quality score

Would you bet a product on this? Bounded 0–100 and slow moving.

53/10053

Maintenance: 70%; How recently the default branch was pushed to
Releases: 25%; Recency and cadence of tagged releases
Community: 35%; Contributor breadth and bus factor
Issue backlog: 15%; Open issues measured against the size of the audience
Documentation: 90%; README depth, plus a homepage and topics
Licensing: 80%; How freely the code can be adopted

What to know before adopting

No tagged releases
File-level copyleft — changes to the library must be shared.

Details

Created: 3 years ago
Last push: last month
Last release: none
Release tag: —
Releases in the last year: 3
Default branch: main
Size: 378k KB
Owner type: User
Owner location: Uruguay
Discovered via: topic:whisper
First indexed: 13 days ago
Last synced: 12 days ago

URUWorks/TeroSubtitler

Tero Subtitler is an open source, cross-platform, and free subtitle editing software.

53MPL-2.0Pascal

View on GitHub Website

Stars: 456
Forks: 37
Watchers: 456
Open issues: 81
Contributors: 13

Star history, last 90 days— over 5 snapshots

2026-07-24 · 4562026-08-06 · 456

Star history, last 90 days
Date	Stars
2026-07-24	456
2026-07-25	456
2026-07-28	456
2026-07-30	456
2026-08-06	456

Today

— stars today

This week

— stars this week

This month

— stars this month

Momentum

0.0

growth rate 0.00%/day

From the README

# ![TeroSubtitler](share/terosubtitler_logo.png)
[![License: MPL 2.0](https://img.shields.io/badge/License-MPL_2.0-brightgreen.svg)](https://opensource.org/licenses/MPL-2.0)
[![TS release](https://img.shields.io/github/v/release/URUWorks/TeroSubtitler?style=badge&sort=semver)](https://github.com/URUWorks/TeroSubtitler/releases)
[![TS downloads](https://img.shields.io/github/downloads/URUWorks/TeroSubtitler/total.svg)](https://github.com/URUWorks/TeroSubtitler/releases)
[![discord](https://img.shields.io/badge/Discord-blue)](https://discord.gg/EqzXEa8pHK)
[![ko-fi](https://img.shields.io/badge/Ko--fi-F16061?logo=ko-fi&logoColor=white)](https://ko-fi.com/uruworks)
[![Donate](https://img.shields.io/badge/Donate-PayPal-blue.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&[email protected]&lc=US&item_name=URUWorks+Tero+Subtitler&no_note=0&cn=&currency_code=USD&amount=10&tax=0&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted)
[![Github-Sponsors](https://img.shields.io/badge/Sponsor-30363D?&logo=GitHub-Sponsors)](https://github.com/sponsors/URUWorks)

Tero Subtitler is an open source, cross-platform, and free subtitle editing software.

## Features

- User-friendly and multi-language interface
- Fully fledged editing with SMPTE and Media modes
- Support for various subtitle formats
- Multi-level undo/redo
- Search and replace
- Auto-backup
- Source and Transcription modes
- Translation memory
- Audiovisual preview for many formats
- Timeline with waveform visualizer
- Tools for manipulation (frame/video rate conversion), formatting (fonts and alignment), quality control (spell check), analysis (comparing subtitle sets), translation (including auto), transcription (including auto), validation (industry and customizable profiles), and automation (correcting errors and breaches)
- Export subtitles to MP3
- Import/Export Blu-ray SUP format
- Generate blank video
- Generate video with hardcoded subtitles
- Video dubbing
- And much more

### [mpv](https://mpv.io/) playback engine

Powerful multimedia playback engine.

### [FFmpeg](https://ffmpeg.org/)

Advanced audio/video manipulation tool.

### [yt-dlp](https://github.com/yt-dlp/yt-dlp)

For opening videos via URL.

### [whisper.cpp](https://github.com/ggerganov/whisper.cpp) / [Faster-Whisper](https://github.com/Purfview/whisper-standalone-win)

For the automatic transcription of audio to subtitles.

### [Google Translate](https://translate.google.com/)

Auto-translation API.

### [ElevenLabs TTS](https://elevenlabs.io/)

for video dubbing.

### [Tesseract](https://github.com/tesseract-ocr/tesseract/)

Open Source OCR Engine.

## Compiling

[Lazarus IDE](https://www.lazarus-ide.org/).

### Internal packages required to compile

- [UW Blu-ray PGS Parser](https://github.com/URUWorks/UW_BlurayPGSParser)
- [UW Common units](https://github.com/URUWorks/TeroSubtitler/tree/main/TeroSubtitler/common)
- [UW Subtitle API](https://github.com/URUWorks/TeroSubtitler/tree/main/TeroSubtitler/subtitleapi)
- [UW Tero controls](https://github.com/URUWorks/TeroSubtitler/tree/main/TeroSubtitler/controls)

### External packages required to compile

- [ATSynEdit](https://wiki.freepascal.org/ATSynEdit) ([EncConv](https://github.com/Alexey-T/EncConv), [ATFlatControls](https://github.com/Alexey-T/ATFlatControls))
- [BGRABitmap](https://wiki.freepascal.org/BGRABitmap)
- [FPSpreadsheet](https://wiki.lazarus.freepascal.org/FPSpreadsheet)
- [UW MPVPlayer](https://github.com/URUWorks/UW_MPVPlayer)

## Contributions

We appreciate anyone who can offer skills towards the project (additions and refinements), and there is a desire for volunteers who can assist in the following roles/tasks:
- App designer (improving Tero Subtitler's UI and UX)
- Coders (resolving issues and developing features)
- Localization (reaching more people)
- Manual editor (for Tero Subtitler)
- Subtitling consultant (for QC and keeping abreast of industry developments)
- Video producer (for social media)
- Web designer (for UR

Excerpt of 5,612 characters

Read on GitHub

Top contributors

No contributor data yet — it is fetched during the contributor sync pass.

Quality score

Would you bet a product on this? Bounded 0–100 and slow moving.

53/10053

Maintenance: 70%; How recently the default branch was pushed to
Releases: 25%; Recency and cadence of tagged releases
Community: 35%; Contributor breadth and bus factor
Issue backlog: 15%; Open issues measured against the size of the audience
Documentation: 90%; README depth, plus a homepage and topics
Licensing: 80%; How freely the code can be adopted

What to know before adopting

No tagged releases
File-level copyleft — changes to the library must be shared.

Details

Created: 3 years ago
Last push: last month
Last release: none
Release tag: —
Releases in the last year: 3
Default branch: main
Size: 378k KB
Owner type: User
Owner location: Uruguay
Discovered via: topic:whisper
First indexed: 13 days ago
Last synced: 12 days ago

Top AI Repos — open-source AI, indexed and scored

URUWorks/TeroSubtitler

From the README

Top contributors

Quality score

What to know before adopting

Categories

Details

URUWorks/TeroSubtitler

From the README

Top contributors

Quality score

What to know before adopting

Categories

Details

Top AI Repos — open-source AI, indexed and scored

Trend

From the README

Top contributors

Quality score

What to know before adopting

Categories

Details

Trend

From the README

Top contributors

Quality score

What to know before adopting

Categories

Details