There’s free fun all over the city this week with the J-Pop Summit Festival, America’s Cup sailing action, Speakeasy’s 15th Anniversary party and local skateboarders and chili chefs facing off at Potrero del Sol Skatepark.

Tue Aug 21 to Sun Aug 26

America’s Cup World Series

The finals don’t arrive for almost a year, but the America’s Cup festivities officially get under way this week with a weeklong World Series regatta and a party featuring Dr. Dog this weekend at the Marina Green

Sat Aug 25

Toad & Salmon’s Chili Bowl Cook Off

Local skateboarders work up an appetite at Potrero del Sol Skatepark with the 8th Annual Toad and Salmon Chili Bowl Cook Off. The event features a skateboard competition while local chili cooks face off with their best recipes.

J-Pop Summit Festival 2012

Japanese pop culture is on full display over two days at Japantown, featuring celebrity appearances, fashion, anime, technology and art. This year’s theme is “Cyberpop Overload!”

Speakeasy’s 15th Anniversary Beer Party

San Francisco’s Speakeasy brewery celebrates 15 years in the craft-brew business with food, music and beer in its Bayview parking lot. Food trucks and local bands will be on site along with $3 brews, including fan favorites and special releases.

Sun Aug 26

Stern Grove Festival 2012

It’s the end of the road for the 75th season for Stern Grove Festival, which celebrates with a performance from indie rockers OK Go and The Family Crest.

Sunday Street

Chinatown’s streets will be extra crowd this Sunday as the mobile Sunday Streets party takes over the neighborhood for an afternoon.