gitprunelocal.sh

git remote prune origin
git fetch -p origin
git branch --merged |
  grep -v \"\*\" |
  grep -v master |
  xargs -n 1 git branch -d

gitpruneremote.sh

git remote prune origin
git branch -r --merged origin/master |
  grep origin |
  grep -v '>' |
  grep -v master |
  grep -v preproduction |
  grep -v production |
  grep -v dev |
  grep -v qa |
  xargs -L1 |
  awk '{sub(/origin\//,"");print "- "$0}' |
  tee .goodbye |
  cat

gitpruneremotedestructive.sh

cat .goodbye |
  xargs -L1 |
  awk '{sub(/\- /,"");print $0}' |
  xargs git push origin --delete

rm .goodbye

alias gp='~/.bash/gitprunelocal.sh'
alias gpr='~/.bash/gitpruneremote.sh'
alias gprd='~/.bash/gitpruneremotedestructive.sh'