Hats Finance runs a decentralized marketplace for smart contract bug bounties and audit competitions.
HAPI ID vs Sigma Prime
How do HAPI ID and Sigma Prime compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | HAPI ID | Sigma Prime |
|---|---|---|
| What it is | HAPI uses cross-chain smart contracts to add security functions to decentralized finance products. | Sigma Prime audits smart contracts, zero-knowledge systems, blockchain infrastructure, and off-chain code, and publishes security research. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both HAPI ID and Sigma Prime.
Sherlock offers Web3 security audits, contests, AI analysis, and bug bounties for smart contract projects.
DeFiSafety reviews process quality in decentralized finance and publishes its review criteria, documentation, and research resources.
Hexens audits blockchain systems and offers continuous threat exposure monitoring, alongside research on smart contract platform vulnerabilities.
Immunefi connects crypto projects with security researchers through smart contract and crypto bug bounty programs.
Re7 Labs advises DeFi protocols and curates on-chain risk, using research and in-house tooling across digital asset ecosystems.







