SupabaseThe open source Firebase alternative★★★★★★★★★★5.033 reviewsDevelopment,Databases & backend33165 upvotes
PostgreSQLA powerful, open source object-relational database system★★★★★★★★★★5.06 reviewsDevelopment,Databases & backend654 upvotes
FirebaseAn app development platform backed by Google★★★★★★★★★★5.08 reviewsDevelopment,Databases & backend,Security & identity848 upvotes
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