Pretty decorative jelly jars are available if you are making jellies or jams. I think I know what you mean when you see a "hairline crack".
Looking Back For Mountain Home Magazine The Canning Jar – More Than Meets the Eye Joyce M.
11 offers many needed updates, 500 new additions and revisions.
Can I reuse jars from other products as canning jars? You know the ones from jelly, pickle, or mayonnaise. The breakage can occur during the heat process inside the oven or outside on the counter as they cool.
Kerr, Golden Harvest, Bernardin and Ball brands are presently all manufactured by Alltrista Corporation.
Before company consolidations reduced the variety of canning jar brands, hundreds of smaller companies made their own versions of the canning jar types mentioned above.
Kerr, Mason, Jarden or Ball are some brands available. I'd just as soon skip the failure rates and stay with mason jars. If scratched, the jar becomes weaker at this point and can more easily break.