# Certora Prover vs Echidna

| Attribute | Certora Prover | Echidna |
|---|---|---|
| **Vioscale score** | 46 (18% (low)) | 57.5 (22% (low)) |
| activity.commits_last_30d | - | 8 |
| adoption.github_stars | - | 1,878 |
| deployment.options | `{"cloud":true}` | `{"on_prem":true,"self_hosted":true}` |
| description.long | A tool that validates smart contracts by comparing bytecode against formal specifications to prove code correctness and identify security vulnerabilities. | An open-source security tool that systematically tests Ethereum smart contracts by generating diverse inputs to uncover edge cases and potential bugs. It integrates into development workflows, provides code coverage analysis, and supports multiple contract frameworks and testing modes. |
| integrations.count | - | 12 |
| integrations.list | - | `[{"name":"GitHub"},{"name":"GitHub Actions"},{"name":"Foundry"},{"name":"Hardhat"},{"name":"Brownie"},{"name":"Etherscan"},{"name":"Sourcify"},{"name":"Slither"},{"name":"hevm"},{"name":"Z3"},{"name":"Bitwuzla"},{"name":"cvc5"}]` |
| language.primary | - | Python |
| license.spdx | - | CC-BY-SA-4.0 |
| market.availability | - | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"cli":true,"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"hybrid","freeTier":true,"sourceUrl":"https://www.certora.com","retrievedAt":"2026-08-19T21:33:59.246Z"}` | `{"type":"open_source","summary":"Free and open source","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-19T21:33:12.939Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | commercial |
| pricing.price_level | low | free |
| pricing.transparent | - | yes |
| security.gdpr | yes | - |
| security.scorecard | - | 7.5 |

## Capabilities (Smart Contract Tools)

| Capability | Certora Prover | Echidna |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Stack | - | - |
| Chain support | - | - |
| Local testnet | - | - |
| Mainnet forking | - | - |
| Fuzz testing | - | - |
| Invariant testing | - | - |
| Static analysis | - | - |
| Symbolic execution | - | - |
| Formal verification | - | - |
| Gas profiling | - | - |
| Tx simulation debugging | - | - |
| Upgrade proxy tooling | - | - |
| Multisig transaction ops | - | - |
| Ide editor plugin | - | - |
| Deployment | - | - |

*Source: Vioscale. Generated 2026-09-01T16:57:27.249Z. "-" = undocumented, not absent.*