LaunchDarkly
launchdarkly.comBuild Difficulty: 3/5
Plan for 1-2 weeks of building with AI assistance
The runtime control platform for real-time control of releases, AI behavior, and customer experience without redeploying code
How to Replace LaunchDarklyOverview
Features
119 features across 14 categories
AI Management(1)
Manage AI prompts, models, and agents in real-time
Analytics(10)
Analyze feature flag usage and experiment results with built-in analytics
Visualize and report on experiment results with filtering by audience attributes
Insights on which users and contexts were exposed to failed changes
Track metrics at the feature level for better insights
Create metrics for click, pageview, numeric, or conversion tracking
Insights on feature launches and their impact
Import metrics from API, integrations, or SDK level
Monitor error, latency, and consistency metrics during migrations
Capture and analyze product signals and user behavior data
Analyze experiment results with statistical rigor
Developer Tools(6)
Support for JavaScript, Python, iOS (Swift), React, and 21+ other languages
Find references to feature flags in your codebase to simplify removal of tech debt
Integrate LaunchDarkly into your development workflow with IDE plugins, CLI, and Model Context Protocol support
Mobile SDKs that automatically capture mobile-specific attributes
Streamline setup and management of Relay Proxy with auto-configuration and offline mode
Create long-term service tokens for API integrations not tied to a seat
Experimentation(6)
Run A/B tests with multiple treatment variations
Run A/B tests and multivariate experiments on feature flags
Run experiments across your entire tech stack
Track performance of each step in a funnel over time
Configure mutually exclusive experiments to prevent user overlap
Experimentation features that scale with usage
Feature Flags(17)
Archive and retire old flags
Simple on/off feature flags
Clone existing flags to create new ones quickly
Compare flag configurations side by side
Copy flag settings between environments
Create custom flag types for specific use cases
Flags designed for running experiments
View complete history of all flag changes
Build dependencies into feature flags and control features from a global level
Review flag changes before they go live
Track the status of flags throughout their lifecycle
Pre-built flag templates for common use cases
Emergency flags to kill features instantly
Flags designed for managing migrations
Tools to manage and clean up mobile feature flags
Define two or more custom variations of flag states
Flags designed for managing releases
Integrations(7)
Integration with leading DevOps, observability, and CDP tools
Export data for integration with external systems
Send notifications to Microsoft Teams
Import errors from Sentry and metrics from OpenTelemetry
Send notifications to Slack
Integration with Trello for project management
Integrate experimentation data natively with data warehouses
Observability(13)
Advanced monitoring and observability features for enterprise customers
Monitor errors in real-time and receive alerts
Track errors with 5,000 errors/mo included in Developer tier
Log aggregation with 10,000,000 logs/mo included in Developer tier
Set performance metrics and thresholds for monitoring releases
Get notified proactively of release failures
Get notified of regressions in releases
Monitor health metrics for releases
Monitor releases at the release level for observability
Observability features that scale with usage
Replay user sessions to debug issues (5,000/mo included in Developer tier)
View stack traces and replay user sessions to debug issues
Distributed tracing with 10,000,000 traces/mo included in Developer tier
Performance(2)
Platform handles 45 trillion flag evaluations daily at scale
Flag changes propagate to all SDKs in under 200 milliseconds
Project Management(1)
Create unlimited projects
Release Management(23)
Manage feature availability across app lifecycle states
Automatically rollback features based on error thresholds without redeployment
Automatically pause or rollback features on failure
Toggle features on and off in real-time without code redeployment
Manage the complete lifecycle of feature flags from creation to retirement
Plan and automate progressive rollouts and flag updates in advance
Guard progressive releases with automated checks and guardrails
Release Guardian monitoring and guardrail metrics for guarded releases
Safely manage migrations with controlled cohort progression and consistency checks
Automatic warnings when actions could jeopardize migration projects
Deliver personalized experiences and mitigate bugs without waiting for app store review cycles
View and manage releases across multiple environments from a single dashboard
Gradually roll out features to percentages of users
AI-powered assistant to help with release management
Automatically remediate failed releases
Automate release processes and flag changes
Incorporate Release Guardian in release pipelines to monitor critical flag changes
Define workflows for releases with approval gates
Require approvals from team members before flag changes
Require team members to leave comments and confirm flag changes
Save and reuse workflow templates for expedited rollouts
Create unlimited release pipelines (Foundation tier and above)
Create and schedule workflows for flag changes
Security(12)
Review account history across all projects and environments
Define access levels to flags, projects, environments, metrics, and teams via API
Audit log for tracking flag and segment changes
Edit multiple team members at once
Create custom roles and teams with fine-grained access control
FedRamp-compliant deployment for government use
HIPAA-compliant deployment option
Create, update, and deactivate members using SCIM protocol with IdP
SSO support for enterprise authentication
Team synchronization with SCIM (available for Okta)
Group organization members and assign permissions using teams
2FA security for user accounts
Support(6)
Advisory sessions with LaunchDarkly experts (Foundation and above)
Dedicated customer success manager (Enterprise and above)
Structured onboarding program for new customers
Training and educational resources
Certification programs to validate LaunchDarkly expertise
Professional services and consulting for implementation
Targeting(14)
Create complex targeting rules based on user attributes
Advanced capabilities for targeting users and contexts
Support for large segments synced from external tools or list-based segments with 15,000+ entries
Edit and export users in bulk
Define custom entity types beyond users for targeting (e.g., devices, accounts)
Advanced targeting capabilities designed for mobile applications
Target specific cohorts for migrations that can independently move through stages
Roll out features to a percentage of users
View overview of all user segments
Create and manage user segments for targeting
Sync audience data from external sources for targeted feature delivery
Target features to specific users, segments, or attributes
Configure different targeting rules for each environment with customizable time durations
Target by users, accounts, or devices
Team Management(1)
Add unlimited team members across all plans
Pricing
Developer
- ✓Unlimited feature flags
- ✓30 idiomatic SDKs
- ✓5K Session Replays and Errors
- ✓10M Logs and Traces
- ✓Unlimited seats
- ✓2FA
Foundation
Popular- ✓Everything in Developer
- ✓Unlimited projects
- ✓User, account, device targeting
- ✓Scalable Observability usage
- ✓Scalable Experimentation usage
- ✓Single sign on
- ✓Multi-environment release dashboard
- ✓Flag scheduling
- ✓Required approvals
- ✓Release automation
- ✓Advanced user targeting
- ✓Unlimited release pipelines
- ✓Workflows and scheduling
Enterprise
- ✓Everything in Foundation
- ✓Advanced user targeting
- ✓Release automation
- ✓Workflows, scheduling, & approvals
- ✓SAML / SCIM
- ✓Release Assistant
- ✓Custom roles & teams
- ✓Advanced targeting
- ✓API access control
Guardian
- ✓Everything in Enterprise
- ✓Release Monitoring
- ✓Guardrail Metrics
- ✓Proactive Failure Notifications
- ✓Automatic Pause or Rollback
- ✓Advanced Observability
- ✓Exposure Insights
Cost Calculator
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Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 119 features at moderate complexity.
Build vs Buy
Should you build a LaunchDarkly alternative or buy the subscription? Estimate based on 119 features.
Buy LaunchDarkly
Better ValueBuild Your Own
Buying LaunchDarkly saves ~$217,440 over 3 years vs building.
Estimates based on 119 features and a BuildScore of 3/5. Actual costs vary.
Integrations
6 known integrations