OBS Studio SRT Support

Description

OBS Studio, a popular open-source software for video recording and live streaming, introduced support for SRT output starting from version 25.0. This integration allows users to leverage the benefits of SRT, such as low latency and secure streaming, directly within OBS Studio. The SRT CookBook provides detailed guidance on configuring and using SRT with OBS Studio.

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Related resources

• FOSDEM 2024: Streaming Live Using RIST On Demand to ThousandsFOSDEM Open Media devroom talk on a real-world RIST architecture achieving 500ms glass-to-glass latency at scale, comparing RIST vs QUIC.
• Harnessing WebRTC for Large-Scale Live StreamingACM SIGCOMM 2025 paper on scaling WebRTC for large-audience low-latency live streaming.
• Low Latency Live Streaming Implementation in DASH and HLSACM MM'22 paper (Bentaleb et al.) on low-latency live streaming implementation, code contributions merged into hls.js.
• FOSDEM 2020: Which Video Network Streaming Protocol Should I Use?FOSDEM Open Media devroom talk comparing SRT, RTSP, RIST, WebRTC, HLS and DASH for live video network streaming use cases.
• Point Cloud Streaming with Latency-Driven Implicit Adaptation using MoQ2025 paper applying Media-over-QUIC (MoQ) transport to low-latency adaptive point-cloud streaming.
• Performance of Low-Latency HTTP-based Streaming PlayersMMSys'21 paper comparing AVPlayer, Shaka, HLS.js, and Dash.js performance under LL-HLS and LL-DASH.
• low-latency-dash-ffmpegDockerized ffmpeg reference configuration for LL-DASH per-frame moof chunk streaming.
• KTH Thesis: Interoperable Retransmission Protocols for Low-Latency Video (RIST/SRT)Master's thesis academic evaluation comparing RIST and SRT retransmission protocols for low-latency video contribution.
• srt-advanced-serverConfigurable SRT server supporting single-source to multi-target stream distribution.
• RIST vs SRT: Technical ComparisonElecard's technical deep-dive comparing RIST and SRT low-latency transport protocols.