

Line 21
Overview :
Line 21 is a subtitle delivery software that helps organizations create, enhance, translate, and deliver real-time subtitles. It integrates a wide range of services, delivering subtitles to various terminals, supporting subtitles, translation, and proofreading in over 100 languages.
Its advantages lie in fast subtitle delivery, automatic translation, and the provision of AI-powered proofreading features. Its pricing is flexible, aimed at helping organizations improve the inclusivity and accessibility of their real-time content.
Target Users :
Suitable for organizations that require real-time subtitle delivery, such as live streaming platforms and conference service providers.
Use Cases
Live Streaming Platforms: Deliver real-time subtitles to live streaming platforms through Line 21, enhancing the accessibility of live content.
Conference Service Providers: Provide real-time translated subtitles for online conferences, meeting the needs of multilingual participants.
Educational Institutions: Provide multilingual captions for online education platforms, helping students better understand course content.
Features
Easily send subtitles through Line 21 using keyboard macros or connectors
Encode subtitles into the video stream using CEA-x08
Automatically translate subtitles in over 100 languages
Provide AI-powered proofreading features
Fast subtitle delivery, taking approximately 144 milliseconds
Distribute subtitles to various terminals, including YouTube, Facebook, Zoom, and custom RTMP
Provide an API for integration with other software
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