February 21, 2022

Two branches of libmodbus are currently maintained:

  • development release v3.1.7, released on 2019-07-31. See the release notes. This development version is very stable and will be marked as stable very soon.

  • old release v3.0.8. See the release notes. Almost no changes since 2013-10-06, should NOT be used on new project.

Download the tarball of the version you want by clicking and the version numbers and run:

./configure && make && make install;
to compile and install libmodbus on your system.

The latest stable release is also available in many Linux distributions:

You can also browse the source code on github or clone with the command git clone git:// to compile and test the latest version.