Sigma Prime audits smart contracts, zero-knowledge systems, blockchain infrastructure, and off-chain code, and publishes security research.
Zellic vs HAPI ID
How do Zellic and HAPI ID compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Zellic | HAPI ID |
|---|---|---|
| What it is | Zellic provides security assessments for emerging technologies, using offensive security research to identify software vulnerabilities. | HAPI uses cross-chain smart contracts to add security functions to decentralized finance products. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | — | English |
| Alternatives |
Other options to consider
Sites similar to both Zellic and HAPI ID.
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.
StarkWare develops STARK proof technology for blockchain scalability, security, and privacy, with products including Starknet and StarkEx.
Sherlock offers Web3 security audits, contests, AI analysis, and bug bounties for smart contract projects.







