# GrowthBook vs Optimizely

**Leader by vioscaleAI score:** GrowthBook

| Attribute | GrowthBook | Optimizely |
|---|---|---|
| **vioscaleAI score** | 72.8 (74% (medium)) | 41.4 (39% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 701 | - |
| adoption.github_stars | 8,497 | - |
| adoption.package_downloads_weekly | 520,058 | - |
| content.faq | `[{"answer":"Enables product teams to run rigorous tests, safely control feature rollouts, and measure impact by querying data directly from their existing data warehouse. It is indexed under Feature Flag Software.","source":"https://www.growthbook.io/insights/launchdarkly-pricing","question":"What is GrowthBook?","confidence":0.6},{"answer":"GrowthBook is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. A commercial or hosted edition starts at $40 per user 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://www.growthbook.io","question":"Is GrowthBook free to use?","confidence":0.6},{"answer":"GrowthBook supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.growthbook.io/insights/launchdarkly-pricing","question":"What platforms does GrowthBook support?","confidence":0.6},{"answer":"Yes. GrowthBook can be deployed cloud / SaaS, on-premise, air-gapped and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.growthbook.io/insights/launchdarkly-pricing","question":"Can GrowthBook be self-hosted?","confidence":0.6},{"answer":"We have confirmed 6 integrations for GrowthBook, including Rollbar, Figma, Snowflake, BigQuery, Databricks and Redshift. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.growthbook.io/insights/launchdarkly-pricing","question":"What does GrowthBook integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001, HIPAA and GDPR for GrowthBook. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as GrowthBook not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.growthbook.io/events/trustworthy-ab-testing","question":"What security certifications does GrowthBook have?","confidence":0.7},{"answer":"Yes. GrowthBook is published under the MIT 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://pypi.org/pypi/growthbook/json","question":"Is GrowthBook open source?","confidence":0.9}]` | `[{"answer":"Optimizely enables teams to perform feature rollouts and A/B testing with zero-latency SDKs across web, mobile, and server applications, supported by a broad ecosystem of integrations It is indexed under Feature Flag Software.","source":"https://www.optimizely.com","question":"What is Optimizely?","confidence":0.6},{"answer":"Optimizely supports the web, iOS, Android and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.optimizely.com","question":"What platforms does Optimizely support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Optimizely, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.optimizely.com","question":"Can Optimizely be self-hosted?","confidence":0.6},{"answer":"We have confirmed 12 integrations for Optimizely, including GlobalLink, Microsoft Dynamics, Commerce Connect, Adaptive Images, AEO Assist, Amazon S3, SearchStax and Opal, plus 4 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.optimizely.com","question":"What does Optimizely integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Optimizely. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Optimizely not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.optimizely.com/agents/financial-services-disclosure-compliance-agent-by-xcentium","question":"What security certifications does Optimizely have?","confidence":0.7}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | A platform combining feature flags, A/B testing, and product analytics that runs natively on your data warehouse (Snowflake, BigQuery, etc.), enabling teams to run experiments, roll out features safely, and analyze results without moving data to external tools. | A comprehensive suite integrating content management, experimentation, commerce, and personalization capabilities, powered by AI models to help marketing teams create and test digital experiences. |
| features.capabilities | `{"hosting":"both","open_source":true,"openfeature":true,"sdk_breadth":"broad","audit_approvals":true,"code_references":true,"edge_evaluation":true,"experimentation":true,"targeting_rules":true,"experiment_stats":"bayesian","local_evaluation":true,"percentage_rollout":true}` | `{"hosting":"cloud","sdk_breadth":"broad","experimentation":true,"targeting_rules":true,"percentage_rollout":true}` |
| integrations.count | 16 | 5 |
| integrations.list | `[{"name":"Rollbar"},{"name":"Figma"},{"name":"Snowflake"},{"name":"BigQuery"},{"name":"Databricks"},{"name":"Redshift"},{"name":"Vercel","native":true},{"name":"ClickHouse","native":true,"category":"data_warehouse","direction":"inbound"},{"name":"Postgres","native":true,"category":"data_warehouse","direction":"inbound"},{"name":"MySQL","native":true,"category":"data_warehouse","direction":"inbound"},{"name":"Athena","native":true,"category":"data_warehouse","direction":"inbound"},{"name":"Presto","native":true,"category":"data_warehouse","direction":"inbound"},{"name":"Segment","native":true,"category":"analytics","direction":"inbound"},{"name":"Mixpanel","native":true,"category":"analytics","direction":"inbound"},{"name":"Amplitude","native":true,"category":"analytics","direction":"inbound"},{"name":"Google Analytics","native":true,"category":"analytics","direction":"inbound"},{"name":"OpenFeature","native":true},{"name":"Slack","native":true,"category":"chat","direction":"bidirectional"},{"name":"Claude Code","native":true,"category":"development","direction":"bidirectional"},{"name":"Cursor","native":true,"category":"development","direction":"bidirectional"},{"name":"VS Code","native":true,"category":"development","direction":"bidirectional"},{"name":"Okta","native":true,"category":"identity","direction":"inbound"},{"name":"Azure AD","native":true,"category":"identity","direction":"inbound"},{"name":"Notion","native":false,"category":"productivity","direction":"outbound"},{"name":"Jira","native":false,"category":"project_management","direction":"inbound"}]` | `[{"name":"GlobalLink"},{"name":"Microsoft Dynamics"},{"name":"Commerce Connect"},{"name":"Adaptive Images","native":false},{"name":"AEO Assist","native":false},{"name":"Amazon S3","native":false},{"name":"SearchStax","native":false,"category":"search"},{"name":"Opal","native":false},{"name":"Epinova AI Assistant","native":false},{"name":"WordPress","native":false,"category":"content_management"},{"name":"iCore Flexible Cloud","native":false},{"name":"Azure DevOps","native":false,"category":"devops"},{"name":"Amazon Web Services","native":false,"category":"cloud"},{"name":"Imageshop","native":false,"category":"DAM"}]` |
| language.primary | TypeScript | - |
| license.spdx | MIT | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"ios":true,"web":true,"android":true}` | `{"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Starter","summary":"Free for up to 3 users on cloud","features":["Unlimited feature flags","Unlimited experiments","Base experimentation","Experiment history & audit log","Stale flag management","Flag change history","Code references","Slack integration","Native integrations","99.99% uptime SLA"],"minSeats":3,"description":"Cloud-hosted with up to 3 users, unlimited feature flags and experiments","contactSales":false,"includedLimits":{"cloud_users":"3","events_monthly":"2M"}},{"free":false,"name":"Pro","summary":"Advanced experimentation features for scaling teams","features":["Up to 30 users","Sequential testing","CUPED variance reduction","Sticky bucketing","URL split tests","Built-in product analytics","Managed warehouse","99.99% uptime SLA"],"description":"Cloud-hosted for up to 30 users with advanced experimentation and product analytics","contactSales":false},{"free":false,"name":"Enterprise","summary":"Custom pricing for enterprise deployments","features":["Unlimited users and events","SAML-based single sign-on","SCIM user provisioning","Approval workflows","Exportable audit logs","Environment-specific permissions","Fact-table optimization","Priority SLA coverage","Dedicated support","HIPAA business-associate agreements"],"description":"Custom pricing for large organizations with billions of events, advanced governance, and security","contactSales":true},{"free":true,"name":"Self-Hosted","summary":"Free open-source self-hosted with unlimited users","features":["Unlimited users","Open source (MIT license)","Custom JavaScript validation","Microservices architecture support"],"description":"Open-source MIT-licensed deployment with unlimited users","contactSales":false,"includedLimits":{"users":"unlimited"}}],"addOns":[{"name":"CDN Requests Overage","components":[{"per":{"qty":1,"unit":"million requests"},"kind":"metered","amount":10,"currency":"USD"}]},{"name":"CDN Bandwidth Overage","components":[{"per":{"qty":1,"unit":"GB"},"kind":"metered","amount":1,"currency":"USD"}]},{"name":"Managed Warehouse Overage","components":[{"per":{"qty":1000,"unit":"events"},"kind":"metered","amount":0.03,"currency":"USD"}]}],"summary":"Free cloud plan for up to 3 users. Pro and Enterprise with custom pricing. Overage charges for CDN and managed warehouse usage.","currency":"USD","freeTier":true,"sourceUrl":"https://www.growthbook.io/pricing","retrievedAt":"2026-10-13T22:37:38.112Z"}` | `{"type":"quote","summary":"Custom plans - contact sales for pricing","sourceUrl":"https://www.optimizely.com","retrievedAt":"2026-08-03T22:30:31.586Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | freemium | commercial |
| pricing.price_level | low | unknown |
| pricing.starting_price | `{"amount":40,"currency":"USD"}` | - |
| pricing.transparent | no | no |
| release.cadence_days | 54 | - |
| release.history | `[{"url":"https://github.com/growthbook/growthbook/releases/tag/v5.1.0","date":"2026-09-22T03:07:54Z","type":"stable","version":"v5.1.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v5.0.1","date":"2026-08-19T15:59:58Z","type":"stable","version":"v5.0.1"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v5.0.0","date":"2026-07-20T02:37:50Z","type":"stable","version":"v5.0.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v4.4.0","date":"2026-05-27T02:25:26Z","type":"stable","version":"v4.4.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v4.3.0","date":"2026-02-04T02:41:58Z","type":"stable","version":"v4.3.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v4.2.0","date":"2025-11-11T19:37:10Z","type":"stable","version":"v4.2.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v4.1.0","date":"2025-09-09T02:49:04Z","type":"stable","version":"v4.1.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v4.0.0","date":"2025-07-09T02:51:25Z","type":"stable","version":"v4.0.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v3.6.0","date":"2025-05-01T03:35:03Z","type":"stable","version":"v3.6.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v3.5.0","date":"2025-03-04T04:55:37Z","type":"stable","version":"v3.5.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v3.4.0","date":"2025-01-15T04:50:44Z","type":"stable","version":"v3.4.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v3.3.0","date":"2024-11-12T00:20:03Z","type":"stable","version":"v3.3.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v3.2.0","date":"2024-09-26T03:25:11Z","type":"stable","version":"v3.2.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v3.1.0","date":"2024-07-25T03:06:53Z","type":"stable","version":"v3.1.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v3.0.0","date":"2024-05-22T17:17:08Z","type":"stable","version":"v3.0.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v2.9.0","date":"2024-04-03T22:01:45Z","type":"stable","version":"v2.9.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v2.8.0","date":"2024-02-26T22:33:39Z","type":"stable","version":"v2.8.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v2.7.1","date":"2024-02-21T18:34:42Z","type":"stable","version":"v2.7.1"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v2.7.0","date":"2024-01-17T03:12:39Z","type":"stable","version":"v2.7.0"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v2.6.0","date":"2023-11-28T13:20:34Z","type":"stable","version":"v2.6.0"}]` | - |
| reliability.sla_pct | 99.99 | - |
| reliability.status_page | yes | yes |
| security.certifications | `[{"name":"HIPAA","status":"active"}]` | - |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | yes |
| security.hipaa | yes | - |
| security.iso27001 | yes | - |
| security.soc2 | yes | - |
| security.trust_center | https://www.growthbook.io/events/trustworthy-ab-testing | https://www.optimizely.com/company/press/trustradius-toprated |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40growthbook%2Fgrowthbook-react&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Feature Flag Software)

| Capability | GrowthBook | Optimizely |
|---|:--:|:--:|
| **Deployment** |  |  |
| Hosting | Cloud + self-hosted | Cloud only |
| **Rollout** |  |  |
| Percentage rollout | ✓ | ✓ |
| Attribute / segment targeting | ✓ | ✓ |
| **Evaluation** |  |  |
| Local evaluation (no call home) | ✓ | - |
| Edge / CDN evaluation | ✓ | - |
| **Experimentation** |  |  |
| Built-in A/B experimentation | ✓ | ✓ |
| Experiment stats engine | Bayesian | - |
| **Standards** |  |  |
| OpenFeature-compliant provider | ✓ | - |
| **Governance** |  |  |
| Audit logs + change approvals | ✓ | - |
| Stale-flag / code reference detection | ✓ | - |
| **Coverage** |  |  |
| SDK breadth | Broad | Broad |
| **Licensing** |  |  |
| Self-hostable OSS core | ✓ | - |

*Source: vioscaleAI. Generated 2026-10-16T20:14:31.972Z. "-" = undocumented, not absent.*