# Foundry vs Slither

**Leader by vioscaleAI score:** Foundry

| Attribute | Foundry | Slither |
|---|---|---|
| **vioscaleAI score** | 59.7 (75% (high)) | 38 (77% (high)) |
| activity.commits_last_30d | 100 | 0 |
| adoption.dependent_repos | 1 | 186 |
| adoption.github_stars | 10,662 | 6,378 |
| content.faq | `[{"answer":"A toolkit for building, testing, and interacting with Ethereum smart contracts. It provides command-line tools for rapid development, testing, and deployment, including automatic documentation generation from Solidity source code. It is indexed under Blockchain Dev Tools.","source":"https://getfoundry.sh","question":"What is Foundry?","confidence":0.6},{"answer":"Foundry offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://getfoundry.sh","question":"Is Foundry free?","confidence":0.6},{"answer":"Foundry supports macOS, Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://getfoundry.sh","question":"What platforms does Foundry support?","confidence":0.6},{"answer":"Yes. Foundry is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/foundry-rs/foundry","question":"Is Foundry open source?","confidence":0.95}]` | `[{"answer":"An open-source Python framework that scans smart contract source code for security issues using built-in detectors, generates visual contract analysis reports, and provides an extensible API for writing custom vulnerability checks. Enables developers to catch bugs before deployment and better understand contract behavior. It is indexed under Blockchain Dev Tools.","source":"https://github.com/pricing","question":"What is Slither?","confidence":0.6},{"answer":"Slither supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://github.com/pricing","question":"What platforms does Slither support?","confidence":0.6},{"answer":"Yes. Slither can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://github.com/pricing","question":"Can Slither be self-hosted?","confidence":0.6},{"answer":"We have confirmed 9 integrations for Slither, including GitHub Actions, Hardhat, Foundry, Brownie, Dapp, Pre-commit, Docker and Pyth Oracle detectors, plus 1 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://github.com/pricing","question":"What does Slither integrate with?","confidence":0.6},{"answer":"Yes. Slither is published under the AGPL-3.0 licence, a copyleft licence, so check its terms before embedding it in a closed-source product. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/crytic/slither","question":"Is Slither open source?","confidence":0.95}]` |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | A Rust-based toolkit for building, testing, debugging, and deploying smart contracts on Ethereum networks | Detects issues in Solidity and Vyper smart contracts using static analysis, providing visual reports and a custom analysis API for security assessment. |
| features.capabilities | `{"open_source":true,"tooling_type":"framework","gas_profiling":true,"trace_debugger":true,"mainnet_forking":true,"local_dev_network":true,"maintenance_status":"active","evm_compatible_only":true,"static_analysis_security_tool":true,"native_fuzzing_invariant_testing":true,"contract_verification_integration":true}` | `{"open_source":true,"tooling_type":"security-analysis","static_analysis_security_tool":true}` |
| integrations.count | 3 | 9 |
| integrations.list | `[{"name":"Slither","category":"security-analysis"},{"name":"Aderyn","category":"security-analysis"},{"name":"Solar","category":"tooling"}]` | `[{"name":"GitHub Actions"},{"name":"Hardhat"},{"name":"Foundry"},{"name":"Brownie"},{"name":"Dapp"},{"name":"Pre-commit"},{"name":"Docker"},{"name":"Pyth Oracle detectors"},{"name":"Chronicle detectors"}]` |
| language.primary | Rust | Python |
| license.spdx | Apache-2.0 | AGPL-3.0 |
| market.availability | - | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"linux":true}` | `{"cli":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://getfoundry.sh","retrievedAt":"2026-09-11T19:15:17.702Z"}` | `{"type":"open_source","sourceUrl":"https://github.com/pricing","retrievedAt":"2026-09-13T19:29:18.649Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| release.cadence_days | 1 | 68 |
| release.history | `[{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-6ebc163511bc820a62e25b6a48dec6dea7ffb3eb","date":"2026-10-13T07:56:22Z","type":"prerelease","version":"nightly-6ebc163511bc820a62e25b6a48dec6dea7ffb3eb"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-a7d6afa747860a071e702c0b637254d47892da4f","date":"2026-10-12T10:12:30Z","type":"prerelease","version":"nightly-a7d6afa747860a071e702c0b637254d47892da4f"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-32624734aaf99e89a5046a3017a374a911000da8","date":"2026-10-10T07:45:54Z","type":"prerelease","version":"nightly-32624734aaf99e89a5046a3017a374a911000da8"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-e2c787bf14300dbd848c7dbef98004a96c3dd43f","date":"2026-10-09T07:48:45Z","type":"prerelease","version":"nightly-e2c787bf14300dbd848c7dbef98004a96c3dd43f"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-845d99cd2be68732404c358b63aa9ce05324f22c","date":"2026-10-08T08:01:27Z","type":"prerelease","version":"nightly-845d99cd2be68732404c358b63aa9ce05324f22c"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-315801aff34385b4b59fefa96efaa2daddc81337","date":"2026-10-07T07:46:20Z","type":"prerelease","version":"nightly-315801aff34385b4b59fefa96efaa2daddc81337"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-4f54572b158821c695c75396243aa4fccc7c2465","date":"2026-10-06T07:46:04Z","type":"prerelease","version":"nightly-4f54572b158821c695c75396243aa4fccc7c2465"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/v1.8.5","date":"2026-10-05T18:46:58Z","type":"stable","version":"v1.8.5"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-e15c2f1caf7d8e792295bbfb898280e9cbb8e101","date":"2026-10-05T07:47:18Z","type":"prerelease","version":"nightly-e15c2f1caf7d8e792295bbfb898280e9cbb8e101"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-8311e2e57095ecc32d057c6a9ca9a3e2a664a869","date":"2026-10-03T07:59:58Z","type":"prerelease","version":"nightly-8311e2e57095ecc32d057c6a9ca9a3e2a664a869"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-60255eee79332caef99f0c885f55589769f8f0c0","date":"2026-10-04T09:33:56Z","type":"prerelease","version":"nightly-60255eee79332caef99f0c885f55589769f8f0c0"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-328811cbb4a9b9b7115d234a097053474601296a","date":"2026-10-02T07:42:50Z","type":"prerelease","version":"nightly-328811cbb4a9b9b7115d234a097053474601296a"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/v1.8.4","date":"2026-10-01T15:41:43Z","type":"stable","version":"v1.8.4"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-df92604bdfb0c99d847ad63523ad841713a7a10c","date":"2026-10-01T07:58:51Z","type":"prerelease","version":"nightly-df92604bdfb0c99d847ad63523ad841713a7a10c"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-e342985382163368156b4ea29987e87679a8e2b2","date":"2026-09-30T07:53:04Z","type":"prerelease","version":"nightly-e342985382163368156b4ea29987e87679a8e2b2"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-009896955c0e5a49fbf76a1976ce522795f41183","date":"2026-09-29T07:46:24Z","type":"prerelease","version":"nightly-009896955c0e5a49fbf76a1976ce522795f41183"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-dd3721265167da6f8ea4d6bb16383f083310f68b","date":"2026-09-28T07:49:30Z","type":"prerelease","version":"nightly-dd3721265167da6f8ea4d6bb16383f083310f68b"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-07915e328e3295103c3c0d5c0883696f4ec53d6f","date":"2026-09-27T07:46:47Z","type":"prerelease","version":"nightly-07915e328e3295103c3c0d5c0883696f4ec53d6f"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-5a99f1a851488fe26863505088e80183ad73cf07","date":"2026-09-25T07:38:05Z","type":"prerelease","version":"nightly-5a99f1a851488fe26863505088e80183ad73cf07"},{"url":"https://github.com/foundry-rs/foundry/releases/tag/nightly-5800ccaacbeaba467c3449ef8c3af386ad5b1454","date":"2026-09-24T07:39:12Z","type":"prerelease","version":"nightly-5800ccaacbeaba467c3449ef8c3af386ad5b1454"}]` | `[{"url":"https://github.com/crytic/slither/releases/tag/0.11.6","date":"2026-07-28T21:32:01Z","type":"stable","version":"0.11.6"},{"url":"https://github.com/crytic/slither/releases/tag/0.11.5","date":"2026-01-16T19:46:08Z","type":"stable","version":"0.11.5"},{"url":"https://github.com/crytic/slither/releases/tag/0.11.4","date":"2026-01-15T18:59:47Z","type":"stable","version":"0.11.4"},{"url":"https://github.com/crytic/slither/releases/tag/0.11.3","date":"2025-04-18T11:59:42Z","type":"stable","version":"0.11.3"},{"url":"https://github.com/crytic/slither/releases/tag/0.11.2","date":"2025-04-16T20:43:29Z","type":"stable","version":"0.11.2"},{"url":"https://github.com/crytic/slither/releases/tag/0.11.1","date":"2025-04-15T18:17:55Z","type":"stable","version":"0.11.1"},{"url":"https://github.com/crytic/slither/releases/tag/0.11.0","date":"2025-02-03T20:13:08Z","type":"stable","version":"0.11.0"},{"url":"https://github.com/crytic/slither/releases/tag/0.10.4","date":"2024-08-23T13:33:25Z","type":"stable","version":"0.10.4"},{"url":"https://github.com/crytic/slither/releases/tag/0.10.3","date":"2024-06-05T23:40:47Z","type":"stable","version":"0.10.3"},{"url":"https://github.com/crytic/slither/releases/tag/0.10.2","date":"2024-04-08T13:08:21Z","type":"stable","version":"0.10.2"},{"url":"https://github.com/crytic/slither/releases/tag/0.10.1","date":"2024-02-29T21:05:55Z","type":"stable","version":"0.10.1"},{"url":"https://github.com/crytic/slither/releases/tag/0.10.0","date":"2023-10-18T15:16:39Z","type":"stable","version":"0.10.0"},{"url":"https://github.com/crytic/slither/releases/tag/0.9.6","date":"2023-07-06T16:34:34Z","type":"stable","version":"0.9.6"},{"url":"https://github.com/crytic/slither/releases/tag/0.9.5","date":"2023-06-28T12:47:32Z","type":"stable","version":"0.9.5"},{"url":"https://github.com/crytic/slither/releases/tag/0.9.4","date":"2023-06-26T18:40:46Z","type":"stable","version":"0.9.4"},{"url":"https://github.com/crytic/slither/releases/tag/0.9.3","date":"2023-03-20T17:34:20Z","type":"stable","version":"0.9.3"},{"url":"https://github.com/crytic/slither/releases/tag/0.9.2","date":"2023-01-11T17:06:54Z","type":"stable","version":"0.9.2"},{"url":"https://github.com/crytic/slither/releases/tag/0.9.1","date":"2022-11-03T20:26:55Z","type":"stable","version":"0.9.1"},{"url":"https://github.com/crytic/slither/releases/tag/0.9.0","date":"2022-10-05T13:43:15Z","type":"stable","version":"0.9.0"},{"url":"https://github.com/crytic/slither/releases/tag/0.8.3","date":"2022-04-21T17:00:40Z","type":"stable","version":"0.8.3"}]` |
| reliability.status_page | yes | - |
| security.scorecard | - | 7 |
| security.trust_center | - | https://github.com/security |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=cargo&package_name=forge-fmt&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=slither-analyzer&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Blockchain Dev Tools)

| Capability | Foundry | Slither |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Tooling type | Framework | Security analysis |
| Evm compatible only | ✓ | - |
| Local dev network | ✓ | - |
| Native fuzzing invariant testing | ✓ | - |
| Mainnet forking | ✓ | - |
| Contract verification integration | ✓ | - |
| Trace debugger | ✓ | - |
| Gas profiling | ✓ | - |
| Archive node access | - | - |
| Graphql indexing | - | - |
| Static analysis security tool | ✓ | ✓ |
| Open source | ✓ | ✓ |
| Maintenance status | Active | - |

*Source: vioscaleAI. Generated 2026-10-16T20:04:03.648Z. "-" = undocumented, not absent.*