How to use recycled glass jars in an industrial, rustic, upscale venue

Battery operated fairy lights

Tie a ribbon around jars or jelly glasses

Put battery operated tealights in them

Think about centerpieces, using them for candles or flowers, you can create height by adding glass candle stick holders for the base.

Use them for drinks instead of glasses.

Using as drinking glasses for iced tea. The metal rings and flat disks that cover them can be bought separately and used as name cards for seating arrangement. Use a Sharpie or a piece of paper to put the name of the disc glue the disc inside the ring . If you have a variety of glass plates and metal chargers you can arrange a tablescape of Glass and Metal placing the name cards on the center of each plate

Look up different ways on hometalk.com or Pinterest or YouTube. There are endless ideas and how to do them. Pick your favorite one. I saw you said steampunk , so be sure to look for those ideas in the search.