Plastics Litigation Tracker – Judicial Case Database
The Plastics Litigation Tracker offers a searchable database of federal and state court cases addressing plastic products and pollution, for legal researchers
Chatham House Circular Economy Policy Tracker

Chatham House Circular Economy Policy Tracker maps global circular economy policies and resource trade dynamics, aiding researchers and policymakers in understanding transitions.
Global Plastic Laws Database and Map

Global Plastic Laws is an extensive database of plastic legislation worldwide, assisting policymakers, researchers, and advocates in understanding global plastic policy
LitChemPlast – Chemicals in Plastics Measurement Database

LitChemPlast is an open database compiling chemo-analytical measurements of chemicals in plastics from raw materials, products, and waste streams
GLOVE: Global Plastic Ingestion Initiative

An open-access dashboard database providing science-based data on plastic ingestion by marine, freshwater, and terrestrial wildlife.
Deep Dive – Arctic Beach Litter Method/Database

Self-guided platform and protocol for analyzing beach litter sources and pathways in the Arctic, along with living database
The Water Map – Microplastic Dataset & Test Kit

Crowdsourced microplastic detection in drinking water using Nile Red fluorescence staining and public mapping. Open dataset for tap and filtered water.
BLoP – Bioplastic Raman/FTIR Spectral Library

Raman and μATR-FTIR spectral library for identifying bioplastics in environmental samples, covering 8 polymer types with 79–96% detection accuracy
TRADE: Trash Rapid Assessment Data Exchange (ArcGIS Hub)

TRADE is a platform that standardizes community-based rapid trash assessments for MS4 stormwater monitoring, visualization, and downloadable reporting-ready datasets.
River-OSPAR Plastics Dataset: Global River Macrolitter Shapes, Sizes, and Material Properties

The River-OSPAR Plastics Dataset contains >229k litter items collected from 4 continents with mass, volume, density, dimensions, and categorization.