WP:DB may refer to:

• Wikipedia:Criteria for speedy deletion templates starting by "db" (like {{Db}}, stands for "delete because")
• Wikipedia:Dashboard
• Wikipedia:Database (disambiguation)
• Wikipedia:Disambiguation
• Wikipedia:Drawing board
• Wikipedia:Database reports

WikiProjects:

• Wikipedia:WikiProject Anime and manga/Dragon Ball
• Wikipedia:WikiProject Databases
• Wikipedia:WikiProject Database analysis
• Wikipedia:WikiProject Spirits also known as WikiProject Distilled Beverages