Sigma Prime audits smart contracts, zero-knowledge systems, blockchain infrastructure, and off-chain code, and publishes security research.
HAPI ID vs Trail of Bits
How do HAPI ID and Trail of Bits compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | HAPI ID | Trail of Bits |
|---|---|---|
| What it is | HAPI uses cross-chain smart contracts to add security functions to decentralized finance products. | Trail of Bits publishes security reviews, research, open-source tools, and talks covering software, blockchains, and AI systems. |
| 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 Trail of Bits.
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.
StarkWare develops STARK proof technology for blockchain scalability, security, and privacy, with products including Starknet and StarkEx.
Immunefi connects crypto projects with security researchers through smart contract and crypto bug bounty programs.
Sherlock offers Web3 security audits, contests, AI analysis, and bug bounties for smart contract projects.







