The Opam blog

Tips and Tricks, as well as beind-the-scenes updates from the Opam developers

Recent Posts

Security in opam's cache handling (before 2.1.5) We are pleased that opam 2.1.5 has hit the road, since it contains a security fix since the local cache is considered trusted, and not all checksums are verified.
31 May 2023
opam 2.0 tips Some tips on the new features introduced in opam 2.0
12 Mar 2019
Last stretch! Repository upgrade and opam 2.0.0 roadmap opam respository upgrade and opam 2.0.0 roadmap
02 Aug 2018
Urgent problem with camlp5 Instruction to fix an urgent problem with camlp5 7.03 and macOS OCaml 4.06.1
04 May 2018
Deprecating opam 1.2.0 Announcement of the deprecation of opam 1.2.0 in favour of 1.2.2
14 Jun 2017
new opam features: more expressive dependencies Presentation of the new opam 2.0 features
11 May 2017
new opam features: "opam install <dir>" Presentation of the new opam install <dir> feature introduced in opam 2.0
04 May 2017
new opam features: local switches Presentation of the local switches feature introduced in opam 2.0
27 Apr 2017
new opam features: "opam build" Presentation of the opam build command introduced in opam 2.0
16 Mar 2017
Signing the OPAM repository Proposal for a secure distribution of OCaml packages
05 Jun 2015
Improving the OCaml documentation toolchain Release announcement for codoc 0.2.0
20 Feb 2015
Why we use OPAM for XenServer development How and why OPAM is used at Xen.
18 Feb 2015
OPAM 1.2 and Travis CI OPAM 1.2 and Travis CI
18 Dec 2014
Binary distribution with 0install 0install provides an easy way to distribute binaries to users, complementing OPAM's support for source distribution.
14 Oct 2014
UTop: a much improved interface to the OCaml toplevel This is a post about the utop toplevel provided in the OPAM repository as an alternative to the standard OCaml one.
26 Aug 2014
Turn your editor into a full fledged OCaml IDE Presentation of IDE tools and workflows for OCaml
21 Aug 2014