The best replacement for bcd is binary.

The best alternatives to bcd are rated as following:
★★★★★  binary
★★  ascii
★★  wing
★  bnr
★  jacket
  130
  scuba pro bcd
  bp/w
  back
  144 bcd

Your alternative for bcd is not listed? Suggest!
Speaking about bcd, one probably shouldn't forget about drysuit.

Other search terms related to bcd and their ratings are:
★★★★★ drysuit
You have in mind a companion for bcd and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of bcd in all years. Click on graph for more.
bcd
binary
ascii