Filecoin Incentive Design Labs (FIDL) develops open-source tools and operational systems for Filecoin Plus (Fil+). It operates DataCap allocator pathways and provides allocator, governance, compliance, measurement, dashboard, SLA, and identity-verification tooling. FIDL also develops market designs and smart contracts for paid, on-chain proof-of-replication storage, and offers Filecoin Cold Storage Service onboarding for enterprises. Its primary users and clients include DataCap allocators, Fil+ governance teams, Root Key Holders, data clients, storage providers, and enterprise data operators.