C21 Live Encoder
C21 Live Encoder: A protocol-rich Linux encoder for complex multi-input broadcast workflows. Ranked #7 of 70 in Live Streaming Encoders by our editors (8.9/10); pricing: Pricing on request; best for linux operators needing protocol breadth.
At a glance
- Editor score8.9 / 10
- PricingPricing on request
- Best forLinux operators needing protocol breadth
- Encoder typeHybrid
- Facts checked22 Sep 2026
Where it wins
- Supports multi-input, multi-output encoding with local recording
- Includes HLS, DASH, SRT, RTMP, NDI and WebRTC support
- Combines web/API management with C21 Live Control
Where it doesn't
- Licensing is contract-based rather than publicly priced
- Documented platform coverage centers on Linux and API access
- May exceed the needs of teams seeking only basic streaming
Our verdict on C21 Live Encoder
C21 Live Encoder is a hybrid live-streaming encoder for broadcasters, media organizations, sports operators and event producers. It handles simultaneous acquisition, encoding, recording and publishing across multiple input signals and outputs. The product supports on-premises hardware and cloud deployment, with local recording, CDN integration and multipublishing for broadcast workflows that need more than a single delivery path.
Protocol breadth is a central strength. C21 Live Encoder supports HLS, DASH, CMAF, SRT, RTMP, HTTP, UDP, UDP-R, RTP, NDI and WebRTC, giving Linux operators options across contribution, distribution and production workflows. Its processing tools include deinterlacing, cropping, overlays and blackout, while metadata insertion adds control over the information carried with content. The product can also record and publish at the same time, rather than treating recording as a separate workflow.
Operations are handled through web and API management and monitoring, with remote control through C21 Live Control. The product also provides hardware-driver detection and system service installation, which aligns with deployments that need operational administration alongside encoding. Licensing is contract-based, with prospects directed to request a license through a Cires21 representative. C21 Live Encoder is a strong fit for Linux-based broadcast teams that need broad protocol support, multiple inputs and outputs, recording, processing and remote operations. Teams seeking a narrower encoder for basic single-path streaming may find its workflow scope more than they need.
Your product? Our editors can test C21 Live Encoder in depth and publish a review, labelled as paid · from $149/mo →
C21 Live Encoder pricing
C21 Live Encoder fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Not verified |
| Encoder type | Hybrid |
| Output protocols | HLS, DASH, CMAF, SRT, RTMP, HTTP, UDP, UDP-R, RTP, NDI, WebRTC |
| Maximum resolution | Not verified |
| Simultaneous outputs | Not verified |
| Local recording | Yes |
| Remote guest sources | Not verified |
| Deployment | Cloud, Self-hosted |
| Platforms | Linux |
| Support | Docs |
| Built for | Mid-market, Enterprise (editorial estimate) |
| Integrations | 2 integrations: CDNs, C21 Live Control |
| Pricing | Pricing on request |
| Website | cires21.com |
| Facts checked | 22 Sep 2026 |
C21 Live Encoder integrations
C21 Live Encoder lists 2 integrations on its own site.
- CDNs
- C21 Live Control
Alternatives to C21 Live Encoder
- AWS Elemental MediaLiveA capable cloud encoder for complex AWS-based broadcast workflows.9.4
- Bitmovin Live EncoderA broad live-encoding stack for platforms, broadcasters, and streaming service providers.9.3
- Google Cloud Live Stream APIA cloud API for multi-rendition live delivery, recording, captions, and distribution.9.2
See all C21 Live Encoder alternatives →
C21 Live Encoder vs the competition
- C21 Live Encoder vs AWS Elemental MediaLive
- C21 Live Encoder vs Bitmovin Live Encoder
- C21 Live Encoder vs Google Cloud Live Stream API
- C21 Live Encoder vs Elecard CodecWorks
- C21 Live Encoder vs Spin Enc Live
- C21 Live Encoder vs Teracue Application Cloud
Compare C21 Live Encoder with any tool side by side →
Used C21 Live Encoder? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used C21 Live Encoder for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
C21 Live Encoder is listed in our Live Streaming Encoders directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/c21-live-encoder/"><img src="https://www.itechguides.com/best/badge/c21-live-encoder.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update