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HTTP/2 200
server: nginx/1.27.5
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last-modified: Thu, 15 Jan 2026 08:05:09 GMT
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expires: Fri, 16 Jan 2026 19:38:32 GMT
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curl - External Dependencies
Dependencies
curl depends on external libraries for some features (and libcurl for all features). You can build curl without them, but curl gets a lot better if you have a few of these libraries:
| Library | Used for... |
|---|---|
| OpenSSL | TLS (https) support |
| zlib | The automatic "deflate" decompression |
| OpenLDAP | LDAP support |
| mbed TLS | TLS (https) support |
| heimdal | Support for GSS-API can be provided by the heimdal package and is used to for provide the Kerberos and SPNEGO authentication in libcurl. |
| MIT Kerberos | The MIT Kerberos package is also a GSS-API library which can be used to provide support for the Kerberos and SPNEGO authentication in libcurl. |
| nghttp2 | For http2 support. |
| c-ares | For asynchronous name resolves. |
| libidn | For performing the proper IDNA encodings for international domain names to work. |
| GnuTLS | TLS (https) support. |
| NSS | TLS (https) support. |
| wolfSSL | TLS (https) support. |
| libssh2 | For SCP and SFTP support. |