This document is Part 3 of the EBU-TT series. It specifies how to use EBU-TT for the production and contribution of live subtitles. Currently in draft v. 0.9, intended for prototype implementation. Open file (pdf, 1.2 MB) See the EBU-TT-Live Interoperability Toolkit for an open source implementation of this specification. The previous version (v0.8) is available here. A detailed changelog is available here.