helm/shell/sk/bin/sk-browser-bookmarks

#!/usr/bin/env bash

# Interactively select (in skim) bookmarks to open from Firefox or
# Chrome/Chromium (depends on $BROWSER). Should work on Linux and MacOS.
#
# requires: sqlite3, jq (if you use chrome/chromium)

[[ $OSTYPE == linux* ]] && open='xdg-open' || open='open'

_do_sk() {
  for url in $(awk -F "$1" '{printf "%s, %s\n", $1, $2}' | sk --prompt='bookmarks > ' --multi | sed 's#.*\(https*://\)#\1#'); do
    $open "$url" &
  done
}

case ${BROWSER:-firefox} in
  firefox)
    for dir in ~/.mozilla/firefox/*.default \
               $XDG_CONFIG_HOME/firefox/.mozilla/firefox/*.default \
               $XDG_DATA_HOME/mozilla/firefox/*.default \
               ~/Library/Application\ Support/Firefox/Profiles/*.default; do
      if [[ -d "$dir" ]]; then
        sep='{{::}}'
        sqlite3 -separator $sep "$dir/places.sqlite" \
          "SELECT DISTINCT mb.title, mp.url FROM moz_bookmarks mb \
          INNER JOIN moz_places mp ON mp.id = mb.fk \
          WHERE mb.type = 1 AND mb.title IS NOT NULL \
          ORDER BY mp.frecency DESC" | _do_sk "$sep"
        break
      fi
    done
    ;;
  *)
    for dir in ~/.config/google-chrome/Default ~/.config/chromium/Default ~/Library/Application\ Support/Google/Chrome/Default; do
      # requires jq
      if [[ -f "$dir/Bookmarks" ]]; then
        jq -r '.. | [.name, .url]? | @tsv' "$dir/Bookmarks" | \
          sed '/^[ \t]*$/d;/\t$/d;/\tchrome:\/\//d' | \
          _do_sk "\t"
        break
      fi
    done
    ;;
esac