cURL libcurl Front Page
libcurl - the multiprotocol file transfer library
libcurl is a free and easy-to-use client-side URL transfer
library, supporting DICT, FILE, FTP, FTPS, Gopher, HTTP, HTTPS, IMAP, IMAPS,
LDAP, LDAPS, POP3, POP3S, RTMP, RTSP, SCP, SFTP, SMTP, SMTPS, Telnet and
TFTP. libcurl supports SSL certificates, HTTP POST, HTTP PUT, FTP uploading,
HTTP form based upload, proxies, cookies, user+password authentication
(Basic, Digest, NTLM, Negotiate, Kerberos), file transfer resume, http proxy
tunneling and more!
libcurl is highly portable, it builds and works identically on numerous
platforms, including Solaris, NetBSD, FreeBSD, OpenBSD, Darwin, HPUX, IRIX,
AIX, Tru64, Linux, UnixWare, HURD, Windows, Amiga, OS/2, BeOs, Mac OS X,
Ultrix, QNX, OpenVMS, RISC OS, Novell NetWare, DOS and more...
libcurl is free, thread-safe, IPv6 compatible, feature rich, well supported, fast, thoroughly
documented and is already used by many known, big and successful companies and numerous applications.
Go to the regular curl download page and get the
latest curl package, or one of the specific libcurl packages listed.
You use libcurl with the provided C API or one of the almost
40 available bindings. The cURL team works hard
to keep the API and ABI stable.
Check out our using libcurl page for general hints and
advice, the free HTTP client library
comparison. or read the comparisons against libwww and WinInet.
libcurl is most probably the most portable, most powerful and most often used
C-based multi-platform file transfer library on this planet - be it open
source or commercial.