Blockchain application platform CLI Formula was removed
Last version was
eris requires the following formulae to be installed:
go 1.10 Open source programming language to build simple/reliable/efficient software
docker 18.03.0 Pack, ship and run any application as a lightweight container
docker-machine 0.14.0 Create Docker hosts locally and on cloud providers

Recent formula history

ilovezfs eris 0.12.0
Baptiste Fontaine eris 0.11.4 (stable), eris 0.12.0-rc3 (devel)
Peter Vypov eris 0.12.0-rc1 (devel) (#2220)
Peter Vypov eris 0.11.4 (new formula)

Formula code at GitHub