Comparison

Flagsmith vs Optimizely

On the evidence we track, Flagsmith leads this comparison with a composite score of 58/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Flagsmith58
Optimizely35
Score
Vioscale score
Flagsmith58 / 100high · 77%
Optimizely35 / 100low · 40%
Pricing
Free tier
Flagsmith
Optimizely
Model
Flagsmithfreemium
Optimizelycommercial
Price level
Flagsmithmid
Optimizelyunknown
Transparent
Flagsmith
Optimizely
Integrations
Count
Flagsmith3
Optimizely3
Security
Fedramp
Flagsmith
Optimizely
Gdpr
Flagsmith
Optimizely
Hipaa
Flagsmith
Optimizely
Soc2
Flagsmith
Optimizely
Reliability
Status page
Flagsmith
Optimizely
Adoption
Dependent repos
Flagsmith0
Optimizely
Github stars
Flagsmith6,530
Optimizely
Package downloads weekly
Flagsmith157,344
Optimizely
Activity
Commits last 30d
Flagsmith100
Optimizely
Release
Cadence days
Flagsmith1
Optimizely
History
Flagsmith20 items
Optimizely
License
Spdx
FlagsmithBSD-3-Clause
Optimizely
Language
Primary
FlagsmithPython
Optimizely
Market
Availability
Optimizely

Capabilities

Feature-by-feature on the axes that matter for feature flag software. “-” means undocumented, not absent.

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

What each one is

The product in its own terms, so the numbers below have context.

Flagsmith

Leader

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.

Independently observed

Optimizely

Optimizely is an integrated suite combining content management, experimentation, personalization, and AI-powered automation to help brands create, test, and optimize customer experiences across multiple touchpoints.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Flagsmith

Leader
from $40/moSubscriptionFree tier14-day trial

Free tier available. Paid plans from $40–$300/month. Additional API calls and seats available. 14-day free trial on paid tiers.

  • FreeFree
    • Up to 50,000 requests/month
    • 1 team member
    • Unlimited feature flags
    • Unlimited environments
    • Unlimited identities and segments
    • +1 more
  • Start-Up$40/month (annual billing) or $45/month (monthly billing). 14-day free trial.
    • 1,000,000 requests/month
    • 3 team members
    • Unlimited projects
    • Email technical support
    • Scheduled flags
    • +3 more
  • Scale-Up$250/month (annual) or $300/month (monthly). Additional seats $50/seat/month. 14-day free trial.
    • 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
    • +1 more
  • EnterpriseContact sales
    • 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)
    • +4 more
as of verify ↗

Optimizely

Quote-based

Custom plans - contact sales for pricing

as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Flagsmith
Optimizely
Linux
Flagsmith
Optimizely
Deployment
Cloud / SaaS
Flagsmith
Optimizely
Self-hosted
Flagsmith
Optimizely
Air-gapped
Flagsmith
Optimizely

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Flagsmith

Leader
3 total
  • Jira
  • Analytics platforms (for A/B testing)
  • OpenFeature standard
Independently observed

Optimizely

3 total
  • GlobalLink
  • Microsoft Dynamics
  • Commerce Connect
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.