Live Subtitle & Translator is a Firefox extension that captures audio from browser tabs and displays real-time speech-to-text captions in a draggable overlay. It can translate recognized speech live and supports separate providers for speech recognition and translation, including multiple AI APIs.
In the Speech to text space, Live Subtitle & Translator takes a focused approach. It focuses on understanding spoken audio and foreign-language content in browser tabs without manual transcription or translation. Live Subtitle & Translator is a consumer product aimed at firefox users watching videos, attending web conferences, or listening to multilingual audio. It ships for the web and embeddable surfaces.
梧糊 builds and maintains Live Subtitle & Translator, and it first shipped in 2026. Key capabilities include Live Captioning, Speech Translation, and Floating Overlay. The interface is available in 32 languages, including Czech, German, and Greek. It exposes integrations via a public API.
Summary written by a language model from the project’s public pages.
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