Global

• Save The Waves
• NOAA Marine Debris Tracker / Southeast Atlantic Marine Debris Initiative (SEA-MDI)
• #OpenLitterMap
• Litterati
• Ghost Gear Reporter
• Clean Swell
• TrashBlitz
• Clean Something for Nothing

Regional

• Australian Marine Debris Initiative regional
• Litter Logga regional (African continent)
• Marine LitterWatch regional (Europe)
• JRC Floating Litter Monitoring regional (Europe)
• REMEDIES Shoreline Marine Litter regional (Mediterranean Sea)

National

• Plastic Avengers national (The Netherlands)
• PIRIKA – clean the world Social Litter Picking regional / national (Japan)
• Litter CleanUp national (US)