danog/php-rtc-sctp

A PHP library implementing SCTP (Stream Control Transmission Protocol) for WebRTC data channels. Fork with FFI made optional and a pure-PHP DTLS/SRTP stack, maintained for MadelineProto.

v1.0.1003 2026-07-26 17:48 UTC

Requires

• php: ^8.2
• amphp/amp: ^3.1
• quasarstream/datachannel: ^1.0
• quasarstream/exception: ^1.0
• quasarstream/ice: ^1.0
• quasarstream/sdp: ^1.0
• quasarstream/stats: ^1.0
• symfony/polyfill-mbstring: ^1.32

Requires (Dev)

• mockery/mockery: ^1.6
• phpunit/php-code-coverage: 11.0.x-dev
• phpunit/phpunit: ^11.3
• symfony/phpunit-bridge: 7.3.x-dev

Replaces

• quasarstream/sctp: v1.0.1003

BSD-3-Clause

• Amin Yazdanpanah
• Sana Moniri
• Quasar Stream Community

• WebRTC
• datachannel
• sctp

Published on Packagist.org on 2026-07-26 17:48 UTC

README

A PHP library implementing SCTP (Stream Control Transmission Protocol) for WebRTC data channels. This package supports stream multiplexing, retransmissions, congestion control, and reliable or partially reliable data delivery.

Features

• Full support for SCTP packet parsing and serialization
• Stream multiplexing for data channels
• Congestion control and retransmission mechanisms
• Timer-based delivery (RFC 3758)
• Partial reliability support

Requirements

• PHP ≥ 8.4

Documentation

This package is part of the PHP WebRTC library. For complete documentation, examples, and API reference, visit:

PHP WebRTC Documentation

Credits

Authors

• Amin Yazdanpanah

  • Website: aminyazdanpanah.com
  • Email: [e-mail]

• Sana Moniri

  • GtiHub: sanamoniri

Reporting Issues

Found a bug? Please report it on our issues.

License

BSD 3-Clause License. See LICENSE for details.

References

• RFC 4960 – Stream Control Transmission Protocol
• RFC 8831 – WebRTC Data Channels
• RFC 3758 – SCTP Partial Reliability Extension