https://www.heartening.org/ Both a thrift store that sells affordable clothing and has a free clothing pantry as well as a website that lists locations in Austin, Texas that need donations of non-clothing items. Super cool concept (both the store and the website). It's a great way to give back and connect with community.
Board Game Arena Play board games online either with friends or strangers (for free).
iNaturalist Learn about the flora and fauna in your local area (or anywhere in the world really).
Host more meals at your home. Amanda Litman wrote about her year of Saturday dinners. Hosting doesn't have to be a fancy event. Casual hosting is nice too. Nick Gray has some really great advice for hosting parties - name tags, modern apps for tracking RSVPs (no more Facebook groups!), and a hard cut-off for when the party will end.