Here are some orgs I donate to regularly that I recommend based on my research that also align with what you’re looking for.

Mighty Writers: https://mightywriters.org/

YEAH: https://yeahphilly.org/

Neighborhood Bike Works: https://neighborhoodbikeworks.org/

Field Teen Center at Parkway Library (you can donate to the library and direct the funds to the field teen center at parkway): https://libwww.freelibrary.org/locations/departments/field-teen-center

Bicycle Coalition of Greater Philadelphia: https://bicyclecoalition.org/

Feet First Philly: https://feetfirstphilly.org/

East Coast Greenway: https://www.greenway.org/