# Flagsmith vs GrowthBook

**Leader by Vioscale score:** GrowthBook

| Attribute | Flagsmith | GrowthBook |
|---|---|---|
| **Vioscale score** | 57.7 (77% (high)) | 75.6 (74% (medium)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.dependent_repos | 0 | 701 |
| adoption.github_stars | 6,530 | 8,159 |
| adoption.package_downloads_weekly | 157,344 | 363,189 |
| deployment.options | `{"cloud":true,"air_gapped":true,"self_hosted":true}` | `{"cloud":true,"on_prem":true,"air_gapped":true,"self_hosted":true}` |
| description.long | A feature flag management platform enabling teams to toggle features on/off for specific users, segments, or environments without redeploying. Supports A/B testing, remote configuration, and deployment across cloud, private cloud, or on-premise infrastructure. | Enables product teams to run rigorous tests, safely control feature rollouts, and measure impact by querying data directly from their existing data warehouse. |
| features.capabilities | `{"hosting":"both","open_source":true,"openfeature":true,"sdk_breadth":"broad","audit_approvals":true,"edge_evaluation":true,"experimentation":true,"targeting_rules":true,"percentage_rollout":true}` | `{"hosting":"both","open_source":true,"sdk_breadth":"broad","audit_approvals":true,"edge_evaluation":true,"experimentation":true,"targeting_rules":true,"local_evaluation":true,"percentage_rollout":true}` |
| integrations.count | 3 | 6 |
| integrations.list | `[{"name":"Jira"},{"name":"Analytics platforms (for A/B testing)"},{"name":"OpenFeature standard"}]` | `[{"name":"Rollbar"},{"name":"Figma"},{"name":"Snowflake"},{"name":"BigQuery"},{"name":"Databricks"},{"name":"Redshift"}]` |
| language.primary | Python | TypeScript |
| license.spdx | BSD-3-Clause | MIT |
| market.availability | `{"hqCountry":"GB","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true,"linux":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"Free","features":["Up to 50,000 requests/month","1 team member","Unlimited feature flags","Unlimited environments","Unlimited identities and segments","API access"],"minSeats":1,"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Individual developers building on their own","contactSales":false,"includedLimits":{"team_members":"1","requests_per_month":"50,000"}},{"free":false,"name":"Start-Up","summary":"$40/month (annual billing) or $45/month (monthly billing). 14-day free trial.","features":["1,000,000 requests/month","3 team members","Unlimited projects","Email technical support","Scheduled flags","Two-factor authentication","A/B and multivariate testing","3rd party integrations"],"minSeats":3,"components":[{"kind":"fixed","amount":40,"period":"month","currency":"USD"},{"kind":"fixed","amount":45,"period":"month","currency":"USD"}],"description":"Small teams starting with feature flags","contactSales":false,"includedLimits":{"team_members":"3","requests_per_month":"1,000,000"}},{"free":false,"name":"Scale-Up","summary":"$250/month (annual) or $300/month (monthly). Additional seats $50/seat/month. 14-day free trial.","features":["5,000,000+ requests/month","5 team members included (up to 20 available)","SAML and SSO authentication","Governance: roles, permissions, change requests, audit logs","Priority email and chat support","All Start-Up features"],"minSeats":5,"components":[{"kind":"fixed","amount":250,"period":"month","currency":"USD"},{"kind":"fixed","amount":300,"period":"month","currency":"USD"},{"kind":"per_unit","unit":"seat","amount":50,"period":"month","currency":"USD"}],"description":"Growing teams expanding their feature flag usage","contactSales":false,"includedLimits":{"team_members":"5–20","requests_per_month":"5,000,000+"}},{"free":false,"name":"Enterprise","summary":"Custom pricing. Contact sales.","features":["5,000,000+ requests/month","20+ team members","Tailored hosting: cloud, private cloud, self-hosted, or air-gapped","Priority real-time chat support with optional Slack integration","LDAP and SCIM support (coming soon)","Data-driven releases (coming soon)","On-boarding and training","Enterprise SLA","All Scale-Up features"],"minSeats":20,"description":"Maximum security, control, and custom deployment options","contactSales":true,"includedLimits":{"team_members":"20+","requests_per_month":"5,000,000+"}}],"addOns":[{"name":"API request overages","components":[{"per":{"qty":1000000,"unit":"requests"},"kind":"metered","note":"Volume discounts available","amount":50,"currency":"USD"}]}],"summary":"Free tier available. Paid plans from $40–$300/month. Additional API calls and seats available. 14-day free trial on paid tiers.","currency":"USD","freeTier":true,"sourceUrl":"https://www.flagsmith.com/pricing","retrievedAt":"2026-08-14T11:08:09.224Z","freeTrialDays":14,"startingPrice":{"amount":40,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` | `{"type":"subscription","plans":[{"free":true,"name":"Starter","summary":"Free","features":["Unlimited feature flags","Unlimited experiments","Unlimited traffic","Bring your own warehouse","Managed warehouse option","Default environments","Community support"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For individuals or small teams to launch features and experiment quickly.","contactSales":false,"includedLimits":{"users":"3","projects":"1"}},{"free":false,"name":"Pro","summary":"$40/seat/mo","features":["Unlimited feature flags","Unlimited experiments","Unlimited traffic","Visual editor","Multi-arm bandits","Safe rollouts","Customizable dashboards","Advanced permissioning","Power calculator","Premium support","Sticky bucketing","Custom experiment fields & metadata","Sample ratio mismatch detection","Bayesian statistics","Sequential testing","CUPED / Variance reduction","Multiple testing corrections","Experiment templates","Holdouts","Custom pre-launch checklists","Custom experiment dashboards","Insights dashboard","Remote configuration","Percentage rollout","Instant kill switch","Advanced targeting","Prerequisite targeting","Flag lifecycle management","Stale flag management","Flag archiving","Flag change history & audit log","Code references","Feature value simulation","Metric explorer","Fact table explorer","Data source explorer","Custom SQL explorer","AI data analyst (beta)","Custom private dashboards","Proportion metrics"],"components":[{"kind":"per_unit","unit":"seat","amount":40,"period":"month","currency":"USD"}],"description":"For small and mid-sized teams with advanced statistics and analytics.","contactSales":false,"includedLimits":{"users":"50","projects":"3","cdn_requests":"2M/mo","cdn_bandwidth":"20GB/mo"}},{"free":false,"name":"Enterprise","summary":"Custom pricing","features":["Unlimited feature flags","Unlimited experiments","Unlimited traffic","Custom environments","Ramp schedules","Approval workflows","Advanced access control","SSO & SCIM provisioning","Exportable audit logs","99.99% uptime SLAs","Optimizations for large datasets","Dedicated support & training","Custom OIDC","Advanced permissioning","Custom roles","No access roles","Team permissioning","SCIM provisioning","Dedicated team support channel","Onboarding & training","Roadmap acceleration","1 hour first response time (outage)","2 hours first response time (degraded)"],"description":"For teams running experimentation and releasing features at scale.","contactSales":true},{"free":true,"name":"Open Source","summary":"Free, open-source","features":["Unlimited feature flags","Unlimited experiments","Unlimited traffic","Bring your own warehouse","Default environments","Community support"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Launch feature flags and experiments easily.","contactSales":false,"includedLimits":{"projects":"1"}}],"summary":"Free tier available. Pro plan: $40/seat/mo. Enterprise custom pricing.","currency":"USD","freeTier":true,"sourceUrl":"https://www.growthbook.io","retrievedAt":"2026-08-05T13:26:24.727Z","startingPrice":{"amount":40,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | mid | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 1 | 54 |
| release.history | `[{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.267.0","date":"2026-08-26T14:43:41Z","type":"stable","version":"v2.267.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.266.0","date":"2026-08-26T09:56:42Z","type":"stable","version":"v2.266.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.265.0","date":"2026-08-21T16:45:57Z","type":"stable","version":"v2.265.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.264.0","date":"2026-08-19T18:40:25Z","type":"stable","version":"v2.264.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.263.0","date":"2026-08-19T09:20:04Z","type":"stable","version":"v2.263.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.262.0","date":"2026-08-11T12:19:18Z","type":"stable","version":"v2.262.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.261.0","date":"2026-07-31T19:17:31Z","type":"stable","version":"v2.261.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.260.0","date":"2026-07-30T11:28:09Z","type":"stable","version":"v2.260.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.259.0","date":"2026-07-30T09:16:22Z","type":"stable","version":"v2.259.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.258.0","date":"2026-07-28T17:26:44Z","type":"stable","version":"v2.258.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.257.1","date":"2026-07-28T14:18:08Z","type":"stable","version":"v2.257.1"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.257.0","date":"2026-07-28T09:48:53Z","type":"stable","version":"v2.257.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.256.1","date":"2026-07-27T11:41:55Z","type":"stable","version":"v2.256.1"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.256.0","date":"2026-07-27T10:30:21Z","type":"stable","version":"v2.256.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.255.1","date":"2026-07-21T11:05:34Z","type":"stable","version":"v2.255.1"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.255.0","date":"2026-07-21T10:18:49Z","type":"stable","version":"v2.255.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.254.0","date":"2026-07-16T10:55:04Z","type":"stable","version":"v2.254.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.253.0","date":"2026-07-15T10:12:23Z","type":"stable","version":"v2.253.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.252.0","date":"2026-07-03T13:13:32Z","type":"stable","version":"v2.252.0"},{"url":"https://github.com/Flagsmith/flagsmith/releases/tag/v2.251.0","date":"2026-07-01T11:26:30Z","type":"stable","version":"v2.251.0"}]` | `[{"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"},{"url":"https://github.com/growthbook/growthbook/releases/tag/v2.5.0","date":"2023-10-14T01:13:09Z","type":"stable","version":"v2.5.0"}]` |
| reliability.sla_pct | - | 99.99 |
| reliability.status_page | yes | yes |
| security.disclosure_policy | - | yes |
| security.fedramp | yes | - |
| security.gdpr | yes | yes |
| security.hipaa | yes | yes |
| security.iso27001 | - | yes |
| security.soc2 | yes | yes |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fflagsmith%2Fflagsmith&per_page=100","last_12m":0,"max_severity":null}` | `{"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 | Flagsmith | GrowthBook |
|---|:--:|:--:|
| **Deployment** |  |  |
| Hosting | Cloud + self-hosted | Cloud + self-hosted |
| **Rollout** |  |  |
| Percentage rollout | ✓ | ✓ |
| Attribute / segment targeting | ✓ | ✓ |
| **Evaluation** |  |  |
| Local evaluation (no call home) | - | ✓ |
| Edge / CDN evaluation | ✓ | ✓ |
| **Experimentation** |  |  |
| Built-in A/B experimentation | ✓ | ✓ |
| Experiment stats engine | - | - |
| **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: Vioscale. Generated 2026-09-01T17:52:11.117Z. "-" = undocumented, not absent.*