byacc

(Arguably) the best yacc variant
https://invisible-island.net/byacc/

Current versions
20170709

Reverse dependencies

The following formula requires byacc to be installed:
zmap 2.1.1 Network scanner for Internet-wide network studies

Recent formula history

Viktor Szakats byacc: secure url(s)
Viktor Szakats byacc: secure url(s)
ilovezfs byacc 20170709
ilovezfs byacc 20170430
ilovezfs byacc 20170201

Formula code at GitHub