Open source alternatives to CaptionGo – Live Captions & Dual Subtitles
50 open source AI apps to use instead, best rated first.
Top picks
- O

Open WebUI
LaunchSelf-hosted AI platform that connects local and cloud models, extends with Python, and keeps your data under your control.
Open sourceSelf-hosted
- A

AutoGPT
LaunchPlatform for building, deploying, and running AI agents that automate repeatable digital work across research, outreach, content, and support without writing code.
Open source
- P

pi
LaunchTerminal-based coding agent with a minimal core, 15+ LLM providers, tree-structured session history, and a TypeScript extension system for building your own workflows.
Open source
- A

AFFiNE
LaunchAn open-source, local-first knowledge base that merges structured docs, infinite whiteboards, databases, and AI into a single workspace for teams and creators.
Open source
- A

aider
LaunchTerminal-based AI coding tool that lets you edit existing codebases or start new projects using LLMs like Claude, GPT, and DeepSeek.
Open source
- A

AppFlowy
LaunchOpen source collaborative workspace combining notes, databases, and AI with full data ownership, offline support, and self-hosting options.
Open source
More AI apps
About CaptionGo – Live Captions & Dual Subtitles
CaptionGo – Live Captions & Dual Subtitles
Add dual subtitles & AI live captions to any web video with speech recognition
What can CaptionGo do? CaptionGo is a bilingual subtitle and AI live caption extension for Chrome, Edge, Firefox, and mobile browsers. It adds dual subtitles (original + translation) and real-time AI captions to any web video — streaming sites, online courses, live streams, video calls, and more. Works on mobile and in fullscreen.
- Made by
- RabbitPair
- Category
- AI
- Website
- rabbitpair.com



