Red5
Red5 2.2.0 makes JDK 25 the minimum after a run of thinly documented patches.
A side-by-side editorial comparison of Ant Media Server and CasparCG Server — release velocity, themes, recent moves, and the top alternatives to consider.
Ant Media Server 3.1 rebuilds its management panel and adds multi-audio SRT.
Ant Media Server is a self-hosted streaming server spanning WebRTC, RTMP, SRT, HLS and LL-HLS. The 2026 releases added server-side ad insertion with SCTE-35, a second WebRTC Web SDK, AV1 support and SRT restreaming, then 3.1.0 in September shipped a rebuilt management panel, an RTSP output plugin, multiple audio tracks from SRT ingest into HLS and WebRTC, and a move to Java 21. Most point releases also carry batches of dependency CVE fixes.
CasparCG 2.5.1 drops the AVX2 floor it set in 2.5.0 and moves to FFmpeg 8.1.
CasparCG Server is an open-source broadcast playout server shipping one or two stable releases a year. 2.5.1 (September 16) removes the AVX2 requirement except for v210 Decklink output, updates FFmpeg to 8.1.2, and adds multi-device audio output, configurable audio and screen delays and an option to disable Decklink keying. 2.5.0 in December 2025 brought initial HDR, headless Linux and Ubuntu packaging.
Ant Media Server is a self-hosted streaming server spanning WebRTC, RTMP, SRT, HLS and LL-HLS. The 2026 releases added server-side ad insertion with SCTE-35, a second WebRTC Web SDK, AV1 support and SRT restreaming, then 3.1.0 in September shipped a rebuilt management panel, an RTSP output plugin, multiple audio tracks from SRT ingest into HLS and WebRTC, and a move to Java 21. Most point releases also carry batches of dependency CVE fixes.
The 3.x line is about protocol coverage and broadcast workflows: SRT in and out, RTSP out, multi-language audio, ad markers and MOQ experiments. Removing deprecated APIs in 3.0.1 and moving to Java 21 in 3.1.0 show a willingness to break old integrations to modernise the base.
Expect 3.1.x patches that fix multi-audio and SRT edge cases, plus continued MOQ player work; the feed gives no date for a 3.2 or 4.0.
CasparCG Server is an open-source broadcast playout server shipping one or two stable releases a year. 2.5.1 (September 16) removes the AVX2 requirement except for v210 Decklink output, updates FFmpeg to 8.1.2, and adds multi-device audio output, configurable audio and screen delays and an option to disable Decklink keying. 2.5.0 in December 2025 brought initial HDR, headless Linux and Ubuntu packaging.
After 2.5.0 set new baselines, 2.5.1 walks back the hardware one and spends the rest on stability: FFmpeg error handling, an AMCP BATCH race and Decklink av-sync recovery. The pattern is a feature-heavy .0 followed by fix-heavy point releases.
Expect further 2.5.x point releases before any 2.6 work appears; the entries show no 2.6 betas yet.
Other Meetings products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either Ant Media Server or CasparCG Server.
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See all Ant Media Server alternatives → · See all CasparCG Server alternatives →
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
Both compete on the same themes — broadcast — within Meetings. Ant Media Server and CasparCG Server are shipping at a similar cadence (velocity 0.0 vs 0.0, both within Sparkpulse's "active" band). See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Ant Media Server and CasparCG Server are shipping at a similar cadence (velocity 0.0 vs 0.0, both within Sparkpulse's "active" band). For your specific use case, the alternatives sections above list other Meetings products to evaluate alongside.
Top Ant Media Server alternatives in Meetings are ranked by recent ship velocity. Browse the "Ant Media Server alternatives" section above for the current picks, or visit /alternatives/ant-media-server for the full list with editorial commentary on each.
Top CasparCG Server alternatives in Meetings are ranked by recent ship velocity. Browse the "CasparCG Server alternatives" section above for the current picks, or visit /alternatives/casparcg-server for the full list with editorial commentary on each.