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
Find a file
Daniel Stenberg c83fa990bd
Revert "asyn-thrdd: use condition var more carefully"
This reverts commit bd4622bfaf.

Not intended for merge!
2025-08-22 09:05:19 +02:00
.circleci CI: sync curl download command-line options 2025-07-07 17:34:47 +02:00
.github gnutls: fix building with older supported GnuTLS versions 2025-08-21 18:04:25 +02:00
CMake mbedtls: bump minimum version required to 3.2.0 2025-08-13 09:09:45 +02:00
docs runtests: replace --ci with --buidinfo, show OS/Perl version again 2025-08-21 13:11:32 +02:00
include websocket: support CURLOPT_READFUNCTION 2025-08-11 23:28:54 +02:00
lib Revert "asyn-thrdd: use condition var more carefully" 2025-08-22 09:05:19 +02:00
LICENSES
m4 cmake: fix to restrict SystemConfiguration to macOS 2025-08-03 23:35:28 +02:00
packages tidy-up: more whitespace/indent, comments 2025-07-25 11:47:51 +02:00
plan9
projects checksrc-all: rewrite in Perl, remove checksrc.bat 2025-07-11 12:28:46 +02:00
scripts threaded-resolver: fix shutdown 2025-08-21 09:26:49 +02:00
src tool_cb_wrt: stop alloc/free for every chunk windows console output 2025-08-11 09:37:29 +02:00
tests gnutls: fix building with older supported GnuTLS versions 2025-08-21 18:04:25 +02:00
winbuild vquic: drop msh3 2025-07-27 17:57:17 +02:00
.dir-locals.el
.git-blame-ignore-revs
.gitattributes
.gitignore
.mailmap ws: tests and fixes 2025-06-02 11:15:38 +02:00
acinclude.m4 build: if no perl, fix to use the pre-built hugehelp, if present 2025-08-01 23:54:12 +02:00
appveyor.sh appveyor: drop testing with OpenSSL 1.1.0 2025-08-21 18:30:40 +02:00
appveyor.yml appveyor: drop testing with OpenSSL 1.1.0 2025-08-21 18:30:40 +02:00
buildconf
CHANGES.md
CMakeLists.txt mbedtls: bump minimum version required to 3.2.0 2025-08-13 09:09:45 +02:00
configure.ac configure: if no perl, disable unity and shell completion, related tidy ups 2025-08-04 14:55:10 +02:00
COPYING
curl-config.in curl-config: remove X prefix use 2025-08-04 10:01:07 +02:00
Dockerfile Dockerfile: update debian:bookworm-slim Docker digest to b1a7414 2025-08-14 10:32:59 +02:00
GIT-INFO.md
libcurl.pc.in
Makefile.am configure: if no perl, disable unity and shell completion, related tidy ups 2025-08-04 14:55:10 +02:00
README
README.md
RELEASE-NOTES runtests: replace --ci with --buidinfo, show OS/Perl version again 2025-08-21 13:11:32 +02:00
renovate.json ci: fix ldap install location and add renovate rule for openldap 2025-07-15 14:54:44 +01:00
REUSE.toml checksrc: reduce exceptions, apply again to curlx 2025-06-27 17:33:35 +02:00
SECURITY.md

curl logo

curl is a command-line tool for transferring data specified with URL syntax. Learn how to use curl by reading the manpage or everything curl.

Find out how to install curl by reading the INSTALL document.

libcurl is the library curl is using to do its job. It is readily available to be used by your software. Read the libcurl manpage to learn how.

Open Source

curl is Open Source and is distributed under an MIT-like license.

Contact

Contact us on a suitable mailing list or use GitHub issues/ pull requests/ discussions.

All contributors to the project are listed in the THANKS document.

Commercial support

For commercial support, maybe private and dedicated help with your problems or applications using (lib)curl visit the support page.

Website

Visit the curl website for the latest news and downloads.

Source code

Download the latest source from the Git server:

git clone https://github.com/curl/curl.git

Security problems

Report suspected security problems via our HackerOne page and not in public.

Notice

curl contains pieces of source code that is Copyright (c) 1998, 1999 Kungliga Tekniska Högskolan. This notice is included here to comply with the distribution terms.

Backers

Thank you to all our backers 🙏 Become a backer.

Sponsors

Support this project by becoming a sponsor.