LIBFIVE

The lineage of this project dates back to early experiments in CAD tools at MIT's Center for Bits and Atoms. The most well-known tool in this lineage is Antimony, with over a thousand stars on Github. is directly descended from Ao; the project was renamed (for uniqueness / searchability) and formally released in late 2017. Previous discussions of Ao can be found on Hacker News ("really, really cool") and the mailing list ("That looks really awesome").