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

2014-01-29 OPAM version 1.1.1 Released!

2013-11-08 OPAM version 1.1.0 Released!

2013-10-14 Version 1.1.0 Release Candidate is out!

2013-10-14 Moving the default repository to opam.ocaml.org

2013-09-20 Version 1.1.0-beta is out!

2013-08-30 Package metadata are moving to CC0

2013-03-14 Version 1.0 is out!

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
2183 users
26418 package installations
2847 repository updates
Last month
8694 users
103961 package installations
11331 repository updates
Most Downloaded Packages (this month)
ocamlfind 4962
lwt 3456
type_conv 2712
ounit 2410
sexplib 2315
cppo 1869
fieldslib 1745
core_kernel 1660
easy-format 1630
yojson 1625