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

Subtitle Composer - KF5/Qt Video Subtitle Editor

✨跨平台的在线视频下载、字幕编辑与 AI 翻译工具 Cross-platform online video downloader, subtitle editor & AI-powered subtitle translator

a web based subtitle editor

Fully-featured, headless, hooks-based, and declarative media player framework for React.

Your go-to, privacy-focused subtitle editor. This browser-based tool lets you upload media and work with SRT/VTT files directly in your browser – no backend needed! Enjoy blazing speed, full privacy, and optional AI transcription to generate subtitles effortlessly.

A work-in-progress subtitle editor with first class Japanese language support. Renders subtitle images into a BDSup (PGS) file. Already functional for many use cases.

Online video subtitle editor | 视频字幕在线编辑器

Simple editor for subtitles written in swift

Music Production Manager

Modern WebVTT subtitle editor running entirely in your browser. Offline-first, single HTML file, no dependencies. Features: interactive waveform, drag & drop regions, color-coded organization, live preview, auto-save. Built with 1788 lines of vanilla JavaScript. Free, open-source (CC BY-NC 4.0).

CaptionFlow is a privacy-first, open-source video caption editor that runs entirely in your browser.

Translate subtitles online. Free online subtitles translator, converter & editor in 193 languages. Translate & convert srt, vtt, sub & more.

This is a Python script designed to help you adjust the timing of subtitles in .srt files. Whether you need to fix sync issues or simply shift the timing, this script will allow you to add or subtract time to all subtitle timestamps in the file.

备份：人人字幕组-字幕编辑软件时间机器源代码。本软件由YYeTs人人影视字幕组开发制作. 版权所有。

YouTube Video Caption Editor accessibility optimization

C++ toolkit for subtitle processing, editing, and automation

A simple python library for reading, dumping and writing PGS/sup subtitles files.

Browser-based subtitle editor with no server component