Curl is a tool and libcurl is a library for transferring data with URL syntax, supporting FTP, FTPS, HTTP, HTTPS, GOPHER, TFTP, SCP, SFTP, TELNET, DICT, LDAP, LDAPS, FILE, IMAP, SMTP, POP3, RTSP and RTMP. libcurl offers a myriad of powerful features
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Daniel Stenberg dddad339e8
conncache: lowercase the hash key for better match
As host names are case insensitive, the use of case sensitive hashing
caused unnecesary cache misses and therefore lost performance. This
lowercases the hash key.

Reported-by: Harry Sintonen
Fixes #7159
Closes #7161
2021-06-01 17:55:35 +02:00
.github github: inhibit deprecated declarations for clang on macOS 2021-05-17 22:45:46 +02:00
.muse CI: Add muse CI config 2020-08-04 09:52:52 +02:00
CMake cmake: try well-known send/recv signature for Apple 2021-06-01 08:44:07 +02:00
docs GOVERNANCE: add 'user', 'committer' and 'contributor' 2021-05-31 15:42:39 +02:00
include RELEASE-NOTES: synced 2021-05-26 14:47:35 +02:00
lib conncache: lowercase the hash key for better match 2021-06-01 17:55:35 +02:00
m4 lib/hostip6.c: make NAT64 address synthesis on macOS work 2021-05-25 12:45:56 +02:00
packages ccsidcurl: fix the compile errors 2021-05-26 23:36:22 +02:00
plan9 copyright: fix year ranges 2020-11-05 08:22:10 +01:00
projects copyright: update copyright year ranges to 2021 2021-03-27 23:00:14 +01:00
scripts travis: add bearssl build 2021-05-26 14:43:56 +02:00
src copyright: update copyright year ranges to 2021 2021-05-26 08:18:11 +02:00
tests test178: adjust for hyper 2021-05-29 23:16:04 +02:00
winbuild winbuild: remove docs from Makefiles and refer to README.md 2020-11-22 23:02:25 +01:00
.azure-pipelines.yml CI/azure: increase verbosity and fix outdated task names 2021-05-16 11:23:59 +02:00
.cirrus.yml CI/cirrus: add shared and static Windows release builds 2021-05-16 11:23:47 +02:00
.dcignore .dcignore: ignore tests and docs directories 2020-06-27 00:07:37 +02:00
.dir-locals.el curl.se: new home 2020-11-04 23:59:47 +01:00
.gitattributes gitattributes: Set batch files to CRLF line endings on checkout 2021-01-14 15:59:56 -05:00
.gitignore .gitignore: add directory containing the stats repo 2020-06-05 19:54:34 +02:00
.lgtm.yml ci: adapt to configure requiring an explicit TLS choice 2021-04-22 23:19:47 +02:00
.mailmap mailmap: Jon Rumsey 2021-02-05 08:46:11 +01:00
.travis.yml travis: run tests 1 - 153 with hyper 2021-05-27 18:14:12 +02:00
CHANGES curl.se: new home 2020-11-04 23:59:47 +01:00
CMakeLists.txt lib/hostip6.c: make NAT64 address synthesis on macOS work 2021-05-25 12:45:56 +02:00
COPYING COPYING/configure: bump copyright year range 2021-01-01 00:52:28 +01:00
GIT-INFO GIT-INFO: suggest using autoreconf instead of buildconf 2021-05-08 10:55:34 +02:00
MacOSX-Framework curl.se: new home 2020-11-04 23:59:47 +01:00
Makefile.am Revert "libcurl.pc: make it relocatable" 2020-11-09 09:13:06 +01:00
Makefile.dist configure: provide --with-openssl, deprecate --with-ssl 2021-04-15 09:08:34 +02:00
README curl.se: new home 2020-11-04 23:59:47 +01:00
README.md README: link to the commercial support option 2021-04-23 08:59:08 +02:00
RELEASE-NOTES RELEASE-NOTES: synced 2021-05-26 14:47:35 +02:00
SECURITY.md SECURITY.md: minor rephrase 2020-03-30 08:53:25 +02:00
acinclude.m4 configure: include <time.h> unconditionally 2021-04-07 16:08:01 +02:00
appveyor.yml ci: adapt to configure requiring an explicit TLS choice 2021-04-22 23:19:47 +02:00
buildconf buildconf: exec autoreconf to avoid additional process 2020-08-29 21:43:49 +02:00
buildconf.bat curl.se: new home 2020-11-04 23:59:47 +01:00
configure.ac lib/hostip6.c: make NAT64 address synthesis on macOS work 2021-05-25 12:45:56 +02:00
curl-config.in curl.se: new home 2020-11-04 23:59:47 +01:00
libcurl.pc.in Revert "libcurl.pc: make it relocatable" 2020-11-09 09:13:06 +01:00
maketgz copyright: fix year ranges 2020-11-05 08:22:10 +01:00

README.md

curl logo

CII Best Practices Coverity passed Travis-CI Build Status AppVeyor Build Status Azure DevOps Build Status Cirrus Build Status Backers on Open Collective Sponsors on Open Collective Language Grade: C/C++ Codacy Badge Fuzzing Status

Curl is a command-line tool for transferring data specified with URL syntax. Find out how to use curl by reading the curl.1 man page or the MANUAL document. 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.3 man page to learn how!

You can find answers to the most frequent questions we get in the FAQ document.

Study the COPYING file for distribution terms.

Contact

If you have problems, questions, ideas or suggestions, please contact us by posting to a suitable mailing list.

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: https://curl.se/support.html

Website

Visit the curl website for the latest news and downloads.

Git

To download the very latest source from the Git server do this:

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

(you'll get a directory named curl created, filled with the source code)

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. Your logo will show up here with a link to your website. [Become a sponsor]