sorryfreeLast reviewed 2026-09-13

Reilabs

Direct answerReilabs verifies ZK circuits in Lean 4 with Lampe for Noir and proven-zk for gnark. It verified Worldcoin's Semaphore Merkle tree batcher, found a comparison bug in gnark in the process, and lists Worldcoin, StarkWare and Polygon Miden as clients.
Website
https://reilabs.io
Headquarters
Warsaw, Poland
Focus
Lean 4 verification of Noir (Lampe) and gnark (proven-zk); verified Worldcoin circuits
Index position
#7 of 11

Services

Frameworks this firm builds or uses

Lampe, proven-zk and gnark-lean-extractor, Lean 4 and Mathlib.

Public evidence

Best fit

Choose Reilabs for Noir or gnark circuits.

Other firms on this index

zkSecurity, Galois, Veridise, Nethermind (Formal Verification team), Formal Land, Cryspen, Runtime Verification, Certora, Trail of Bits, Symbolic Software