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
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Viktor Szakats 2b7515ae8e
tftpd: fix/tidy up open() mode flags
- replace 0777 with `S_I*` macros.
- fix to not pass invalid flags on Windows.

Follow-up to 537987d8c6 #19645

Closes #19671
2025-11-24 22:33:22 +01:00
.circleci
.github GHA: update dependency ngtcp2/nghttp3 to v1.13.1 2025-11-24 17:41:50 +01:00
CMake cmake: add support for libbacktrace, fix two build issues 2025-11-24 14:29:29 +01:00
docs cmake: add support for libbacktrace, fix two build issues 2025-11-24 14:29:29 +01:00
include build: add build-level CURL_DISABLE_TYPECHECK options 2025-11-21 13:48:35 +01:00
lib vquic: do not pass invalid mode flags to open() (Windows) 2025-11-24 22:33:21 +01:00
LICENSES
m4
packages
plan9
projects
scripts curlx: replace mbstowcs/wcstombs with _s counterparts (Windows) 2025-11-21 16:45:42 +01:00
src tool_writeout: bail out proper on OOM 2025-11-24 13:32:51 +01:00
tests tftpd: fix/tidy up open() mode flags 2025-11-24 22:33:22 +01:00
.dir-locals.el
.editorconfig
.git-blame-ignore-revs
.gitattributes
.gitignore
.mailmap
acinclude.m4
appveyor.sh
appveyor.yml
buildconf
CHANGES.md
CMakeLists.txt cmake: add support for libbacktrace, fix two build issues 2025-11-24 14:29:29 +01:00
configure.ac memdebug: produce stack trace dump with libbacktrace 2025-11-24 11:58:18 +01:00
COPYING
curl-config.in
Dockerfile
GIT-INFO.md
libcurl.pc.in
Makefile.am cmake: add support for libbacktrace, fix two build issues 2025-11-24 14:29:29 +01:00
README
README.md
RELEASE-NOTES
renovate.json
REUSE.toml
SECURITY.md

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curl is a command-line tool for transferring data from or to a server using URLs. It supports these protocols: 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.

Learn how to use curl by reading the man page 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 man page to learn how.

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