Cartoon Marriage is based on a book by cartoonists Michael Maslin and Liza Donnelly, Deadline reports.
The book examines Maslin and Donnelly's marriage from their different viewpoints.
Garner is expected to executive produce the television project, which has been penned by Terri Minsky. Minsky's previous credits include Lizzie McGuire, Less Than Perfect and Cashmere Mafia.
ABC is currently developing a number of new comedies, including a show from the creator of Accidentally On Purpose, a project from the writers of Friends with Benefits, and a programme following the members of a 1990s girl band who decide to reunite.
The network is also working on several drama projects, such as a medical show called House Calls, a modern-day update of Jekyll and Hyde, and adventure drama The Seven Wonders.