curl

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, POP3, POP3S, RTMP, RTMPS, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET, TFTP, WS and WSS. libcurl offers a myriad of powerful features

trurl is a command line tool for URL parsing and manipulation.

The curl and libcurl website contents

Scripts for generating project statistics and for plotting them as graphs.

Reproducible curl binaries for Windows

official docker image for curl

Quality assurance testing for the curl project

Tools to measure libcurl performance delta between versions

stand-alone application for DoH (DNS-over-HTTPS) name resolves and lookups

All things related to the curl up conference series