GrowthBook
growthbook.ioBuild Difficulty: 4/5
A few focused days to build a solid replacement
The #1 Open-Source Feature Flag & Experimentation Platform
How to Replace GrowthBookOverview
Features
62 features across 18 categories
Administration(1)
Advanced organization structure and management
Analytics(6)
Advanced metric calculation and analysis capabilities
Customizable metric library to match exact needs
Insights across multiple experiments for comprehensive understanding
Add custom fields and metadata to experiments
Manage metric fact tables within the platform
Product analytics capabilities for analyzing experiment impact
Compliance(1)
Reporting capabilities and Business Associate Agreement support
Core(1)
Open source codebase available on GitHub with daily releases
Core Feature(2)
Manage experiments end-to-end for continuous product improvements
Launch with confidence and maintain an uncluttered code base as you scale
Data(2)
Data pipeline management for experiment data
Data quality checks including SRM (Sample Ratio Mismatch) detection
Deployment(4)
Multi-tenant mode for self-hosted installations
Safe rollout management for feature deployment
Schedule feature flag deployments and rollouts
Self-host for ultimate control and security
Developer Tools(2)
Code references for feature flag usage tracking
JSON schema and validation support for data integrity
Feature Management(1)
Set prerequisites for feature flags and experiments
Infrastructure(1)
GrowthBook-hosted data warehouse option
Integration(4)
Integrates with existing data warehouse so you can analyze all your product data in one place with total transparency and lowest cost
Built-in support for common event trackers with customizable APIs for unique data needs
Slack integration for notifications and updates
Multiple SDK webhooks for integration with external systems
Performance(7)
Proxy SDK for improved performance and caching
Industry-leading SDKs that are 9kb for JavaScript, less than half the size of competitors. Available for JavaScript, Python, Ruby, PHP with intuitive API for other languages
Performance optimizations for handling large-scale datasets
Pipeline mode for batch experiment evaluation
Query optimizations for high-volume experiments
Remote evaluation of feature flags and experiments
Real-time streaming updates for feature flag changes
Security(9)
Advanced permission controls for team access management
Encrypted endpoints for SDK communication
Enterprise-grade single sign-on capabilities
Export audit logs for compliance and security auditing
Comprehensive audit logs and version control for features
Role-based access control with no-access permissions
SCIM protocol support for automated user provisioning
Secure attribute storage and management
Single sign-on and SAML integration for enterprise authentication
Segmentation(1)
User archetype segmentation for targeted testing
Statistics(7)
Robust Bayesian statistical engine for experiment analysis
CUPED variance reduction technique to run experiments faster
Robust Frequentist statistical engine for experiment analysis
Advanced metric corrections including Benjamini-Hochberg and Bonferroni methods
Post-stratification analysis for improved experiment results
Statistical power calculator for experiment sizing
Sequential testing capabilities for more efficient experiment running
Support(6)
Email support channel
Live in-app chat support for users
Onboarding and training programs for teams
Accelerated roadmap development for enterprise customers
SLA guarantees for enterprise customers
Dedicated team support for organizations
Testing(5)
Simulate feature flag values for testing
Holdout group management for long-term experiment tracking
Multi-arm bandit testing capabilities for adaptive experimentation
Sticky bucketing for consistent user assignment across experiments
Run A/B tests on your website without requiring engineering support or code changes using a no-code visual editor
Workflow(2)
Approval workflow management for experiments and feature flags
Customizable launch checklists for experiment deployment
Pricing
Free (Cloud)
- ✓Up to 3 GrowthBook Users
- ✓Unlimited feature flags
- ✓Unlimited experiments
- ✓Unlimited Traffic (MAU/MTU)
- ✓Warehouse Native
- ✓Managed Warehouse option
- ✓Community support
- ✓Metric Fact Tables
- ✓Slack Integration
Pro (Cloud)
- ✓Up to 50 Users
- ✓Advanced Statistics
- ✓Visual A/B Test Editor
- ✓Product Analytics (Beta)
- ✓CUPED, Sequential, Sticky Bucketing
- ✓Multi-Arm Bandits
- ✓Safe Rollouts
- ✓Advanced permissioning
- ✓Power Calculator
- ✓Premium Email & In-App Support
- ✓Unlimited feature flags
- ✓Unlimited experiments
- ✓Unlimited Traffic (MAU/MTU)
- ✓1M CDN requests per month
- ✓5GB CDN bandwidth per month
- ✓2M events per month included in Managed Warehouse
- ✓Environments & Projects Unlimited
- ✓Warehouse Native
Enterprise (Cloud)
- ✓Custom pricing
- ✓Advanced Access Control
- ✓Optimizations for Large Datasets
- ✓Cross Experiment Insights
- ✓Advanced Metrics
- ✓SSO / SAML integration
- ✓Data Pipelines
- ✓Prerequisite Flags
- ✓Approval Flows
- ✓Exportable audit logs
- ✓Holdouts
- ✓Advanced Organization
- ✓Team Training
- ✓Enterprise SLAs
- ✓Dedicated Support
- ✓Custom CDN Requests
- ✓Custom CDN Bandwidth
- ✓Custom Managed Warehouse
- ✓Unlimited Traffic (MAU/MTU)
- ✓Unlimited Environments & Projects
- ✓Unlimited Feature Flags
- ✓Unlimited Experiments
Open Source (Self-hosted)
- ✓Unlimited Users
- ✓Unlimited Feature Flags
- ✓Unlimited Experiments
- ✓Unlimited Traffic (MAU/MTU)
- ✓Warehouse Native
- ✓Community support
- ✓API Requests Unlimited
- ✓Environments & Projects Unlimited
- ✓Metric Fact Tables
- ✓Slack Integration
- ✓Scheduled Feature Flags
- ✓Visual A/B Test Editor
- ✓Prerequisites
- ✓Custom Experiment Fields & Metadata
- ✓Sequential Testing
- ✓CUPED Variance Reduction
- ✓Sticky Bucketing
- ✓Code References
- ✓Multiple-SDK Webhooks
- ✓Archetypes
- ✓Custom Experiment Launch Checklists
- ✓No Access Role
- ✓Teams
- ✓GrowthBook Proxy SDK
- ✓Streaming Updates (real-time)
- ✓Remote Evaluation
- ✓Pipeline Mode
- ✓Query optimizations for high-volume experiments
- ✓Multi-tenant Mode
- ✓JSON Schema & Validation Support
Enterprise (Self-hosted)
- ✓Custom pricing
- ✓Advanced Access Control
- ✓Cross Experiment Insights
- ✓Optimized for Large Datasets
- ✓Advanced Metrics
- ✓SSO / SAML Integration
- ✓Data Pipelines
- ✓Prerequisite Flags
- ✓Approval Flows
- ✓Exportable audit logs
- ✓Holdouts
- ✓Advanced Organization
- ✓Visual A/B Test Editor
- ✓CUPED, Sequential, Sticky Bucketing
- ✓Multi-Arm Bandits
- ✓Safe Rollouts
- ✓Advanced Permissioning
- ✓Power Calculator
- ✓Team Training
- ✓Enterprise SLAs & Support
- ✓API Requests Unlimited
- ✓Traffic (MAU/MTU) Unlimited
- ✓Environments & Projects Unlimited
- ✓Feature Flags Unlimited
- ✓Experiments (A/B Tests) Unlimited
Cost Calculator
Keep Paying GrowthBook
Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 62 features at easy complexity.
Build vs Buy
Should you build a GrowthBook alternative or buy the subscription? Estimate based on 62 features.
Buy GrowthBook
Better ValueBuild Your Own
Buying GrowthBook saves ~$59,520 over 3 years vs building.
Estimates based on 62 features and a BuildScore of 4/5. Actual costs vary.
Integrations
5 known integrations