The current HTTP/1 codec is [http-parser](https://github.com/nodejs/http-parser). The plan is to transition Envoy to use [Balsa](https://github.com/google/quiche/tree/main/quiche/balsa) instead. [edit: fix link]
The current HTTP/1 codec is http-parser. The plan is to transition Envoy to use Balsa instead. [edit: fix link]