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 c8b76ff42f
GHA/http3-linux: fix broken h3 server in non-openssl jobs, for more pytests
It also revealed 3 failing earlydata tests with two backends on Linux,
seen earlier on macOS:
```
LibreSSL     before: 571 passed, 141 skipped in 45.34s
LibreSSL      after: 736 passed,  95 skipped in 68.08s

aws-lc       before: 571 passed, 141 skipped in 78.87s
aws-lc        after: 736 passed,  95 skipped in 66.71s

BoringSSL    before: 511 passed, 201 skipped in 46.47s
BoringSSL     after: 676 passed, 155 skipped in 63.96s

GnuTLS       before: 515 passed, 197 skipped in 48.31s
GnuTLS        after: 688 passed, 140 skipped in 67.79s (3 failed)

wolfSSL      before: 541 passed, 171 skipped in 52.49s
wolfSSL       after: 714 passed, 114 skipped in 83.84s (3 failed)

OpenSSL      before: 757 passed,  74 skipped in 65.43s
OpenSSL       after: 757 passed,  74 skipped in 65.06s

OpenSSL-quic before: 741 passed,  90 skipped in 62.85s
OpenSSL-quic  after: 741 passed,  90 skipped in 57.20s

quiche       before: 511 passed, 201 skipped in 45.94s
quiche        after: 664 passed, 167 skipped in 59.57s
```
Before: https://github.com/curl/curl/actions/runs/19734972379
After: https://github.com/curl/curl/actions/runs/19736703398?pr=19723

Failures address via: 0081c5b126 #19730

Ref: #19724

Closes #19723
2025-11-27 15:57:52 +01:00
.circleci runtests: detect bad libssh differently for test 1459 (fixing CircleCI libssh job) 2025-11-16 23:28:44 +01:00
.github GHA/http3-linux: fix broken h3 server in non-openssl jobs, for more pytests 2025-11-27 15:57:52 +01:00
CMake cmake: add support for libbacktrace, fix two build issues 2025-11-24 14:29:29 +01:00
docs badwords: make some words match case-insensitively 2025-11-27 15:10:34 +01:00
include build: add build-level CURL_DISABLE_TYPECHECK options 2025-11-21 13:48:35 +01:00
lib curlx_base64_encode: use uint8_t* for input 2025-11-27 14:35:01 +01:00
LICENSES krb5: drop support for Kerberos FTP 2025-09-20 23:58:28 +02:00
m4 autotools: add nettle library detection via pkg-config (for GnuTLS) 2025-11-26 12:39:30 +01:00
packages badwords: add more contractions, fix fallouts 2025-11-17 19:29:15 +01:00
plan9 tidy-up: LibreSSL Git repository URLs and local CI builds 2025-10-01 12:55:20 +02:00
projects projects/README.md: Markdown fixes 2025-11-17 15:09:09 +01:00
scripts docs: spell it Rustls with a capital R 2025-11-26 09:41:09 +01:00
src curlx_base64_encode: use uint8_t* for input 2025-11-27 14:35:01 +01:00
tests pytest: disable two H3 earlydata tests for all platforms (was: macOS) 2025-11-27 15:51:47 +01:00
.dir-locals.el copyright: update all copyright lines and remove year ranges 2023-01-03 09:19:21 +01:00
.editorconfig .editorconfig: add 2025-09-02 08:36:40 +02:00
.git-blame-ignore-revs copyright: update all copyright lines and remove year ranges 2023-01-03 09:19:21 +01:00
.gitattributes winbuild: MS-DOS batch tidy-ups 2024-07-02 19:26:15 +02:00
.gitignore build: drop the winbuild build system 2025-09-20 01:20:25 +02:00
.mailmap REUSE: add copyright header to two files 2025-11-03 16:08:52 +01:00
acinclude.m4 badwords: add more contractions, fix fallouts 2025-11-17 19:29:15 +01:00
appveyor.sh appveyor: add VS2010 x86 Release VS project job and switch VS2013 to x64 2025-11-17 15:50:24 +01:00
appveyor.yml appveyor: add VS2010 x86 Release VS project job and switch VS2013 to x64 2025-11-17 15:50:24 +01:00
buildconf copyright: update all copyright lines and remove year ranges 2023-01-03 09:19:21 +01:00
CHANGES.md CHANGES: rename to CHANGES.md, no longer generated 2024-08-01 13:37:12 +02:00
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 COPYING: bump copyright year range to 1996 - 2025 2025-01-01 21:12:12 +01:00
curl-config.in curl-config: remove X prefix use 2025-08-04 10:01:07 +02:00
Dockerfile Dockerfile: update debian:bookworm-slim digest to 936abff 2025-11-05 15:24:21 +01:00
GIT-INFO.md REUSE: add copyright header to two files 2025-11-03 16:08:52 +01:00
libcurl.pc.in configure: do not echo most inherited LDFLAGS to config files 2024-11-14 09:55:45 +01:00
Makefile.am cmake: add support for libbacktrace, fix two build issues 2025-11-24 14:29:29 +01:00
README krb5: drop support for Kerberos FTP 2025-09-20 23:58:28 +02:00
README.md badwords: re-sync with curl-www, fix issues found 2025-11-12 00:53:44 +01:00
RELEASE-NOTES RELEASE-NOTES: synced 2025-11-24 23:32:59 +01:00
renovate.json renovate.json: replace CI: prefix with GHA: 2025-11-17 16:50:20 +01:00
REUSE.toml tests/data: add %includetext, dedupe XML payloads into external file 2025-11-13 12:24:50 +01:00
SECURITY.md docs: Clarify OpenSSF Best Practices vs Scorecard 2024-08-22 11:50:20 +02:00

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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.

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