What is SRS?
A high-performance server that handles multiple streaming protocols and codec formats, supporting Linux and macOS across various processor architectures.
SRS pricing
We don't have SRS's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
What SRS does
The capabilities that matter for live streaming, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Architecture model
- -
- Simulcast multi destination rtmp output hub
- -
- Remote guest browser invites for interviews webrtc
- -
- Custom lower thirds graphics and brand overlays
- -
- ISO track recording for isolated guest audio video
- -
- Hardware encoding acceleration nvenc quicksync
- -
- Srt secure reliable transport protocol support
- ✓
- Multi network unified aggregated chat feed
- -
- Chroma key green screen and virtual backgrounds
- -
- Ndi network device interface feed ingestion
- -
- SOC2 type ii
- -
- Gpl or permissive oss license
- ✓
- Pricing model
- Free open source
Platform & deployment
Independently observed- CLI
- macOS
- Linux
- On-premise
- Self-hosted
Security & compliance
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
SRS FAQ
Common questions about SRS, answered from independent, dated evidence.
What is SRS?
A high-performance server that handles multiple streaming protocols and codec formats, supporting Linux and macOS across various processor architectures. It is indexed under Live Streaming.
Source: https://ossrs.io
Is SRS free?
SRS offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.
Source: https://ossrs.io
What platforms does SRS support?
SRS supports macOS, Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://ossrs.io
Can SRS be self-hosted?
Yes. SRS can be deployed on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://ossrs.io
Is SRS open source?
Yes. SRS is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.
Source: https://github.com/ossrs/srs
SRS alternatives
Other live streaming we track, ranked by the same independent score.
- CastrUnified platform for live video streaming, hosting, and distributionmedium · 61%
- StreamYardWeb-based platform for producing and distributing live streams and recorded video contenthigh · 79%
- vMixProfessional live video production and streaming software for Windows computershigh · 78%
- MediaMTXmedium · 57%
- Ant Media ServerDeployable real-time video streaming infrastructure with ultra-low latency across any environmenthigh · 77%
- MelonBroadcast and record video content directly from your web browser without installationhigh · 77%
Compare SRS
Side by side against other live streaming, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for SRS, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Release cadence | 83 | 0.05 | 4.3 | ✓ |
| Development activity | 43 | 0.09 | 4.0 | ✓ |
| Capabilities | 46 | 0.07 | 3.2 | ✓ |
| Security score | 62 | 0.04 | 2.6 | ✓ |
| Stars | 84 | 0.03 | 2.2 | ✓ |
| Integrations | 0 | 0.08 | 0.0 | - |
| Dependent projects | 0 | 0.06 | 0.0 | ✓ |
| Security posture | 0 | 0.06 | 0.0 | - |
| Package downloads | 0 | 0.14 | 0.0 | - |
| Developer Q&A activity | 0 | 0.06 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 22 | mediumsource · 2026-09-08 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 5 items | mediumsource · 2026-09-10 · 67% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Pricing model: free_open_source · Gpl or permissive oss license: Yes · Srt secure reliable transport protocol support: Yes | mediumsource · 2026-09-01 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | C++ | highsource · 2026-09-08 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | MIT | highsource · 2026-09-08 · 95% |
Pricing
Release
Security
Is SRS the right choice for you?
Tell us the job, the constraints and what you weigh most, and we will rank SRS against the rest of the live streaming we index, using the same dated evidence weighted your way.
Free to run, no account needed to start. How the evaluation works
Is this your product?
This profile was built from public sources without asking you. You can take the badge below and use it anywhere, and you can claim the profile to correct anything we got wrong. Both are free, and neither moves SRS up or down: nobody can buy rank here, including you.
Take the badge
Live, always current, and free to use on your own site. It shows SRS's independent score and links back to this profile.
<a href="https://www.vioscale.ai/software/srs" target="_blank" rel="noopener">
<img src="https://www.vioscale.ai/badge/software/srs.svg" alt="SRS, verified on vioscaleAI" width="330" height="76" loading="lazy" />
</a>Markdown, for a README →
[](https://www.vioscale.ai/software/srs)Claim the profile
Verify you control the domain and you can correct the facts, add the sources we should be reading, and see how AI assistants are describing SRS. Free, and it does not change the score.
- Correct anything wrong, with evidence
- Point our crawler at the pages that matter
- See which AI systems are reading this profile
Not the owner? How vendor profiles work