tibbon

    git log --shortstat  | grep "files changed" | awk '{files+=$1; inserted+=$4; deleted+=$6} END {print "files changed", files, "lines inserted:", inserted, "lines deleted:", deleted}'

    git log --shortstat --author "David Fisher" | grep "files changed" | awk '{files+=$1; inserted+=$4; deleted+=$6} END {print "files changed", files, "lines inserted:", inserted, "lines deleted:", deleted}'
  
    git log --pretty=format:%an | awk '{ ++c[$0]; } END { for(cc in c) printf "%5d %s\n",c[cc],cc; }'| sort -r

    git shortlog -sn --no-merges

git log --graph --full-history --all --color \
        --pretty=format:"%x1b[31m%h%x09%x1b[32m%d%x1b[0m%x20%s"