# Flagsmith vs Unleash

**Leader by Vioscale score:** Unleash

| Attribute | Flagsmith | Unleash |
|---|---|---|
| **Vioscale score** | 57.7 (77% (high)) | 66.5 (74% (medium)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.dependent_repos | 0 | 30 |
| adoption.github_stars | 6,530 | 13,762 |
| adoption.package_downloads_weekly | 157,344 | 21,333 |
| deployment.options | `{"cloud":true,"air_gapped":true,"self_hosted":true}` | `{"cloud":true,"hybrid":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. | A platform for managing feature flags and releases in production environments. Provides governance, audit trails, and progressive rollout controls for enterprises, with support for both cloud and self-hosted deployment. |
| 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,"openfeature":false,"sdk_breadth":"broad","audit_approvals":true,"code_references":true,"edge_evaluation":true,"experimentation":true,"targeting_rules":true,"local_evaluation":true,"percentage_rollout":true}` |
| integrations.count | 3 | 8 |
| integrations.list | `[{"name":"Jira"},{"name":"Analytics platforms (for A/B testing)"},{"name":"OpenFeature standard"}]` | `[{"name":"Slack"},{"name":"Zendesk"},{"name":"ServiceNow"},{"name":"Prometheus"},{"name":"VictoriaMetrics"},{"name":"Grafana"},{"name":"GitHub"},{"name":"Google"}]` |
| language.primary | Python | TypeScript |
| license.spdx | BSD-3-Clause | AGPL-3.0 |
| market.availability | `{"hqCountry":"GB","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"NO","primaryMarkets":["US","GB","NO"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true,"linux":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":false,"name":"Hosted","summary":"$75/user/month, cancel anytime","commitment":"monthly","components":[{"kind":"per_unit","unit":"seat","amount":75,"period":"month","currency":"USD"}],"contactSales":false}],"summary":"$75/user/month, 14-day free trial","currency":"USD","freeTier":false,"sourceUrl":"https://www.getunleash.io/plans/enterprise-payg","retrievedAt":"2026-08-14T12:12:23.756Z","freeTrialDays":14,"startingPrice":{"amount":75,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | no |
| pricing.model | freemium | commercial |
| pricing.price_level | mid | high |
| pricing.transparent | yes | yes |
| release.cadence_days | 1 | 6 |
| 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/Unleash/unleash/releases/tag/v8.1.0","date":"2026-08-05T10:57:09Z","type":"stable","version":"v8.1.0"},{"url":"https://github.com/Unleash/unleash/releases/tag/v8.0.3","date":"2026-07-10T09:32:55Z","type":"stable","version":"v8.0.3"},{"url":"https://github.com/Unleash/unleash/releases/tag/v8.0.2","date":"2026-06-29T09:33:26Z","type":"stable","version":"v8.0.2"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.6.5","date":"2026-06-29T13:24:56Z","type":"stable","version":"v7.6.5"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.5.2","date":"2026-06-29T13:29:18Z","type":"stable","version":"v7.5.2"},{"url":"https://github.com/Unleash/unleash/releases/tag/v8.0.1","date":"2026-06-16T14:03:58Z","type":"stable","version":"v8.0.1"},{"url":"https://github.com/Unleash/unleash/releases/tag/v8.0.0","date":"2026-06-09T12:09:01Z","type":"stable","version":"v8.0.0"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.6.5-beta.2","date":"2026-06-02T14:59:07Z","type":"prerelease","version":"v7.6.5-beta.2"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.6.5-beta.1","date":"2026-06-01T15:15:46Z","type":"prerelease","version":"v7.6.5-beta.1"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.6.4","date":"2026-05-14T11:04:49Z","type":"stable","version":"v7.6.4"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.6.3","date":"2026-04-15T13:12:15Z","type":"stable","version":"v7.6.3"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.6.2","date":"2026-04-15T11:43:54Z","type":"stable","version":"v7.6.2"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.6.1","date":"2026-04-09T13:06:24Z","type":"stable","version":"v7.6.1"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.6.0","date":"2026-04-09T12:41:11Z","type":"stable","version":"v7.6.0"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.5.1","date":"2026-03-10T08:41:32Z","type":"stable","version":"v7.5.1"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.5.0","date":"2026-03-04T09:33:48Z","type":"stable","version":"v7.5.0"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.4.3","date":"2026-02-27T12:08:07Z","type":"stable","version":"v7.4.3"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.4.2","date":"2026-02-25T17:34:11Z","type":"stable","version":"v7.4.2"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.4.1","date":"2026-02-05T10:01:01Z","type":"stable","version":"v7.4.1"},{"url":"https://github.com/Unleash/unleash/releases/tag/v7.4.0","date":"2025-12-12T12:05:53Z","type":"stable","version":"v7.4.0"}]` |
| reliability.sla_pct | - | 99.99 |
| reliability.status_page | yes | yes |
| security.fedramp | yes | yes |
| security.gdpr | yes | yes |
| security.hipaa | yes | - |
| security.iso27001 | - | yes |
| security.scorecard | - | 6.2 |
| 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":3,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=unleash-server&per_page=100","last_12m":3,"max_severity":"HIGH"}` |

## Capabilities (Feature Flag Software)

| Capability | Flagsmith | Unleash |
|---|:--:|:--:|
| **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 2026-09-01T17:02:46.874Z. "-" = undocumented, not absent.*