Clone this repo:
  1. 0f52f10 In preparation to adding acks to buffered initial packets: by wub · 5 hours ago main
  2. cea6f57 Fix Envoy compilation issues. by vasilvv · 25 hours ago
  3. 203d45b Fix build error in chromium. by QUICHE team · 26 hours ago
  4. 98e3af3 Automated g4 rollback of changelist 635069412. by QUICHE team · 30 hours ago
  5. ed6913e Enabling rolled out flags. by bnc · 33 hours ago


QUICHE stands for QUIC, Http, Etc. It is Google‘s production-ready implementation of QUIC, HTTP/2, HTTP/3, and related protocols and tools. It powers Google’s servers, Chromium, Envoy, and other projects. It is actively developed and maintained.

There are two public QUICHE repositories. Either one may be used by embedders, as they are automatically kept in sync:

To embed QUICHE in your project, platform APIs need to be implemented and build files need to be created. Note that it is on the QUICHE team's roadmap to include default implementation for all platform APIs and to open-source build files. In the meanwhile, take a look at open source embedders like Chromium and Envoy to get started:

To contribute to QUICHE, follow instructions at

QUICHE is only supported on little-endian platforms.