# Gatling vs Selenium

**Leader by vioscaleAI score:** Selenium

| Attribute | Gatling | Selenium |
|---|---|---|
| **vioscaleAI score** | 57.4 (76% (high)) | 71.7 (76% (high)) |
| activity.commits_last_30d | - | 100 |
| adoption.dependent_repos | - | 98,124 |
| adoption.github_stars | - | 34,541 |
| adoption.package_downloads_weekly | - | 6,935,447 |
| content.faq | `[{"answer":"Gatling enables teams to design complex load tests, manage testing infrastructure globally, and transform test results into actionable insights. Tests are written as code in multiple languages, integrated directly into CI/CD pipelines, and monitored through real-time dashboards. It is indexed under Testing Tools.","source":"https://gatling.io/pricing","question":"What is Gatling?","confidence":0.6},{"answer":"Gatling offers a free tier, so you can start without paying. Paid plans start at €89 per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://gatling.io/pricing","question":"Is Gatling free?","confidence":0.6},{"answer":"Gatling supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://gatling.io/pricing","question":"What platforms does Gatling support?","confidence":0.6},{"answer":"Yes. Gatling can be deployed cloud / SaaS, hybrid and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://gatling.io/pricing","question":"Can Gatling be self-hosted?","confidence":0.6},{"answer":"We have confirmed 20 integrations for Gatling, including Maven, Gradle, npm, sbt, Terraform, Helm, AWS CloudFormation and AWS CDK, plus 12 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://gatling.io/pricing","question":"What does Gatling integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and GDPR for Gatling. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Gatling not holding them. Always confirm compliance directly before you rely on it.","source":"https://gatling.io/security","question":"What security certifications does Gatling have?","confidence":0.7}]` | `[{"answer":"Open-source tool that automates web browsers to enable automated testing of web applications, regression testing, and automation of repetitive web-based administrative tasks. Includes WebDriver for robust test automation, IDE for record-and-playback scripting, and Grid for distributed test execution. It is indexed under Testing Tools.","source":"https://www.selenium.dev","question":"What is Selenium?","confidence":0.6},{"answer":"Selenium is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://www.selenium.dev","question":"Is Selenium free to use?","confidence":0.6},{"answer":"Selenium supports Windows, macOS, Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.selenium.dev","question":"What platforms does Selenium support?","confidence":0.6},{"answer":"Yes. Selenium can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.selenium.dev","question":"Can Selenium be self-hosted?","confidence":0.6},{"answer":"We have confirmed 4 integrations for Selenium, including Chrome, Firefox, Edge and Appium. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.selenium.dev","question":"What does Selenium integrate with?","confidence":0.6},{"answer":"Yes. Selenium 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/SeleniumHQ/selenium","question":"Is Selenium open source?","confidence":0.99}]` |
| deployment.options | `{"cloud":true,"hybrid":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | A load testing platform that enables teams to simulate concurrent traffic against applications to measure performance under stress. Supports multiple protocols, integrates with CI/CD pipelines, and provides real-time dashboards and analysis to catch performance regressions early. | Selenium is an open-source testing framework that automates web browsers for testing applications and automating web-based administration tasks across multiple programming languages. |
| features.capabilities | `{"mocking":true,"coverage":false,"languages":"JavaScript, TypeScript, Java, Scala, Kotlin","assertions":true,"test_types":"e2e","watch_mode":true,"ci_integration":true,"snapshot_testing":false,"browser_automation":true,"parallel_execution":true}` | `{"protocol":"multi","languages":"Java, JavaScript, Python, Ruby, .NET","test_types":"e2e","open_source":true,"headless_mode":true,"ci_integration":true,"no_code_recorder":true,"browser_automation":true,"parallel_execution":true}` |
| integrations.count | 24 | 5 |
| integrations.list | `[{"name":"Maven"},{"name":"Gradle"},{"name":"npm"},{"name":"sbt"},{"name":"Terraform"},{"name":"Helm"},{"name":"AWS CloudFormation"},{"name":"AWS CDK"},{"name":"Kubernetes"},{"name":"Docker"},{"name":"Slack"},{"name":"Microsoft Teams"},{"name":"Datadog"},{"name":"Dynatrace"},{"name":"New Relic"},{"name":"InfluxDB"},{"name":"OpenTelemetry"},{"name":"JMeter"},{"name":"Jira","native":true,"category":"project_management","direction":"outbound"},{"name":"Postman","native":true,"category":"testing","direction":"inbound"},{"name":"Jira Cloud","native":true,"category":"project_management","direction":"bidirectional"},{"name":"GitHub","native":true,"category":"vcs","direction":"inbound"},{"name":"Circle CI","native":true,"category":"ci_cd","direction":"bidirectional"},{"name":"Azure DevOps","native":true,"category":"ci_cd","direction":"bidirectional"},{"name":"AWS CodeBuild","native":true,"category":"ci_cd","direction":"bidirectional"},{"name":"Google Cloud Build","native":true,"category":"ci_cd","direction":"bidirectional"},{"name":"GitLab CI","native":true,"category":"ci_cd"},{"name":"Jenkins","native":true,"category":"ci_cd"},{"name":"Buildkite","native":true,"category":"ci_cd","direction":"bidirectional"},{"name":"Tekton","native":true,"category":"ci_cd"},{"name":"Concourse","native":true,"category":"ci_cd"},{"name":"Argo","native":true,"category":"ci_cd"},{"name":"LoadRunner","native":true,"category":"testing","direction":"inbound"},{"name":"VS Code","native":true,"category":"ide"},{"name":"Cursor","native":true,"category":"ide"}]` | `[{"name":"Chrome"},{"name":"Firefox"},{"name":"Edge"},{"name":"Appium"},{"name":"Chrome for Testing (CfT)"}]` |
| language.primary | - | Java |
| license.spdx | - | Apache-2.0 |
| market.availability | `{"hqCountry":"FR","primaryMarkets":["EU","US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"web":true}` |
| pricing | `{"type":"subscription","plans":[{"free":false,"name":"Basic","summary":"€89/month billed annually (€1,068/year)","features":["Up to 60,000 VUs","1 hour of testing","1 Load Generator","2 Seats","Community support"],"minSeats":2,"components":[{"kind":"fixed","amount":89,"period":"month","currency":"EUR"}],"description":"Starter-pack for small projects looking for an easy way to start with load testing.","contactSales":false,"includedLimits":{"VUs":"60,000","seats":"2","testing_hours":"1","load_generators":"1"}},{"free":false,"name":"Team","summary":"€356/month billed annually (€4,272/year)","features":["Up to 180,000 VUs","5 hours of testing","3 Load Generators","10 Seats","Distributed testing","Professional support"],"minSeats":10,"components":[{"kind":"fixed","amount":356,"period":"month","currency":"EUR"}],"description":"Best for growing projects and teams looking to integrate load testing into their CI/CD process.","contactSales":false,"includedLimits":{"VUs":"180,000","seats":"10","testing_hours":"5","load_generators":"3"}},{"free":false,"name":"Enterprise","summary":"Custom pricing - contact for quote","features":["Custom limit of VUs","Custom limit of hours","Custom Load Generators","Custom Seats","All features & integrations","Premium support"],"description":"Tailor-made load testing solutions for teams aiming for the highest standards of performance.","contactSales":true}],"addOns":[{"name":"Dedicated IPs"},{"name":"Private Locations"},{"name":"Private Packages"}],"summary":"From €89/month. Free tier available.","currency":"EUR","freeTier":true,"sourceUrl":"https://gatling.io/pricing","retrievedAt":"2026-08-13T18:19:49.250Z","startingPrice":{"amount":89,"period":"month","currency":"EUR"},"billingPeriods":["month","year"]}` | `{"type":"open_source","sourceUrl":"https://www.selenium.dev","retrievedAt":"2026-10-13T15:12:44.428Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | open_source |
| pricing.price_level | high | free |
| pricing.starting_price | `{"amount":89,"currency":"EUR"}` | - |
| pricing.transparent | yes | yes |
| release.cadence_days | - | 30 |
| release.history | - | `[{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/nightly","date":"2026-10-13T00:30:25Z","type":"prerelease","version":"nightly"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.51.0","date":"2026-10-09T19:18:18Z","type":"stable","version":"selenium-4.51.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.50.0","date":"2026-09-30T22:16:28Z","type":"stable","version":"selenium-4.50.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.49.0","date":"2026-09-09T15:35:47Z","type":"stable","version":"selenium-4.49.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.48.0","date":"2026-08-27T20:13:03Z","type":"stable","version":"selenium-4.48.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.47.0","date":"2026-08-10T18:00:07Z","type":"stable","version":"selenium-4.47.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.46.0","date":"2026-07-11T00:47:53Z","type":"stable","version":"selenium-4.46.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.45.0","date":"2026-06-16T13:59:48Z","type":"stable","version":"selenium-4.45.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.44.0","date":"2026-05-12T23:58:59Z","type":"stable","version":"selenium-4.44.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.43.0","date":"2026-04-10T06:52:53Z","type":"stable","version":"selenium-4.43.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.42.0","date":"2026-04-09T11:53:47Z","type":"stable","version":"selenium-4.42.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.41.0","date":"2026-02-20T15:57:35Z","type":"stable","version":"selenium-4.41.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.40.0","date":"2026-01-18T23:53:16Z","type":"stable","version":"selenium-4.40.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.39.0","date":"2025-12-06T22:53:26Z","type":"stable","version":"selenium-4.39.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.38.0","date":"2025-10-25T05:01:29Z","type":"stable","version":"selenium-4.38.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.37.0","date":"2025-10-18T05:02:55Z","type":"stable","version":"selenium-4.37.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.36.0","date":"2025-10-02T15:37:23Z","type":"stable","version":"selenium-4.36.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.35.0","date":"2025-08-12T15:44:30Z","type":"stable","version":"selenium-4.35.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.34.0","date":"2025-06-29T18:25:54Z","type":"stable","version":"selenium-4.34.0"},{"url":"https://github.com/SeleniumHQ/selenium/releases/tag/selenium-4.33.0","date":"2025-05-23T17:42:58Z","type":"stable","version":"selenium-4.33.0"}]` |
| reliability.status_page | - | yes |
| security.certifications | `[{"name":"SOC 2 Type II","level":"Type II","status":"active","auditor":"Bastion Technologies"},{"name":"GDPR & CNIL","status":"active"}]` | - |
| security.gdpr | yes | - |
| security.scorecard | - | 2.9 |
| security.soc2 | yes | - |
| security.trust_center | https://gatling.io/security | https://www.selenium.dev/categories/security/ |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.seleniumhq.selenium%3Aselenium-java&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Testing Tools)

| Capability | Gatling | Selenium |
|---|:--:|:--:|
| **Core** |  |  |
| Test types | Unit + integration + E2E | Unit + integration + E2E |
| Browser automation | ✓ | ✓ |
| Built-in assertion library | ✓ | - |
| Languages | JavaScript, TypeScript, Java, Scala, Kotlin | Java, JavaScript, Python, Ruby, .NET |
| **Isolation** |  |  |
| Mocking / stubbing | ✓ | - |
| **Techniques** |  |  |
| Snapshot testing | ✗ | - |
| **Performance** |  |  |
| Parallel execution | ✓ | ✓ |
| **Insight** |  |  |
| Code coverage | ✗ | - |
| **DX** |  |  |
| Watch mode | ✓ | - |
| **Ops** |  |  |
| CI integration | ✓ | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T10:20:28.047Z. "-" = undocumented, not absent.*