OPAM  OCaml Package Manager


OPAM is a source-based package manager for OCaml. It supports multiple simultaneous compiler installations, flexible package constraints, and a Git-friendly development workflow. Managing your OCaml installation can be as simple as:

opam list -a         # List the available packages
opam install lwt     # Install LWT
opam update          # Update the package list
...
opam upgrade         # Upgrade the installed packages to their latest version


News

  opam 2.0 Beta is out!

  opam-lib 1.3 available

  opam 2.0 preview release!

Contribute

Report bugs and ask for features in the OPAM tool
Report packaging issues or request new packages

Address general queries on the tool and packages
Discuss the tool internals



Last week
4000 users
81155 package installations
9094 repository updates
Last month
13953 users
321355 package installations
37129 repository updates
New packages
scid 1.0 Feb 22
msgpck 1.1 Feb 22
oml 0.0.7 Feb 21
websocket 2.7 Feb 21
bitv 1.2 Feb 21
scrypt-kdf 0.3.0 Feb 21
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cohttp 0.21.1 Feb 18
conex 0.9.2 Feb 18
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