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See supported platforms for a list of platforms we support as well as system requirements.
Since Thunderbird 24 to 68, OBM use official version of Lightning.
Install Lightning from modules page in thunderbird and install from file
OBM connector last version : Latest OBM connector for Thunderbird
Install OBM 3.1
RoundCube webmail is include since 3.0 to facilitate the installation.
The addressbook from OBM is fully synchronizable with the one from the webmail Roundcube. Find the last stable addressbook plugin here or the full webmail with an already embedded plugin here. (See also Synchronize OBM with Roundcube)
OBM uses the Git versioning system. Once git is installed on your computer, clone the repository: git clone http://git.obm.org/obm obm You will be on the master branch, ready to develop on the latest version of OBM. If you want the specific sources of your OBM version, please enter the following command: git checkout For instance, if you want the sources of OBM 22.214.171.124, do: git checkout 126.96.36.199