s2n-tls

The premium Open Source alternative to OpenSSL

🎯 Best for:High-traffic network services requiring a secure, audited, and lightweight TLS stack.
Visit WebsiteCompare with OpenSSL
4.7k
Stars
Apache-2.0License

What is s2n-tls?

A compact and efficient TLS implementation designed for performance and safety in high-scale environments. It prioritizes a small code footprint and reduced complexity compared to traditional libraries like OpenSSL.

Tech Stack
CVPN & Network

Why s2n-tls?

  • Extremely small attack surface
  • AWS-backed and battle-tested
  • Simplified API design

Limitations

  • Limited legacy protocol support
  • Not a drop-in OpenSSL replacement
  • Strict C99 requirement
3/6/2026
Last Update
765
Forks
298
Issues
Apache-2.0
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to s2n-tls instantly boosts your runway.

Competitor Cost
-$1,440
/ year (est. based on OpenSSL)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

Community Discussion

Comments