A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, MQTTS, POP3, POP3S, RTMP, RTMP…

TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.

A distribution of Nginx with some advanced features

H2O - the optimized HTTP/1, HTTP/2, HTTP/3 server

http request/response parser for c

ZMap is a fast single packet network scanner designed for Internet-wide network surveys.

NOTICE: kpatch is deprecated

Very fast Markdown parser and HTML generator implemented in WebAssembly, based on md4c

The Scalable TLS Unwrapping Daemon

A modular QUIC stack designed primarily for H2O

BNF wrangling and railroad diagrams

Various tools for testing RFC 5077

Scripts for doing better and fairer network, traffic control, optimization and shaping

A SSL/TLS library

The HTTP test-program formerly known as Varnishtest

A historical read-only archive of Squid v2, mirrored from CVS

HTTP Key header parsing and evaluation