What Nightlife in Ljubljana are good for avoiding crowds?

These hidden gems in Ljubljana may have limited interaction with crowds: <br/><ul><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Ljubljana/Slovenia-in-One-Day-Small-Group-Day-Trip-to-Lake-Bled-Postojna-Cave-and-Predjama-Castle-from-Ljubljana/d5257-6993SVN1DAY" target="_blank" rel="noopener">Slovenia in One Day: Lake Bled, Postojna Cave and Predjama Castle</a></li><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Ljubljana/Ljubljana-Food-and-Wine-Walking-Tour/d5257-7125FOOD" target="_blank" rel="noopener">Slovenian culinary experience in Ljubljana - small group - tour</a></li><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Ljubljana/Pub-Crawl-Ljubljana/d5257-28070P1" target="_blank" rel="noopener">Pub Crawl Ljubljana</a></li></ul>