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LaunchDarkly Replacement

A complete self-hosted replacement for LaunchDarkly's feature flag management platform. Includes targeting rules with multi-variate flags, user segments, experimentation framework, release pipelines, approval workflows, scheduled changes, guardrail policies, SCIM provisioning, relay proxy configuration, SDK evaluation engine, and full audit trail. The spec covers the entire LaunchDarkly API surface with 52 REST endpoints and 28 data entities.

52
API Endpoints
28
Data Entities
100%
Cost Savings

What’s Included

Feature flags with boolean, multivariate, and JSON variations
Targeting rules with user/context attributes
Segments with included/excluded lists and rules
Environments with independent flag configurations
Projects for multi-team organization
Release pipelines with stage gates
Experimentation framework (A/B testing)
Approval workflows and scheduled changes
Guardrail policies for governance
SCIM user/group provisioning
SDK flag evaluation engine
Audit trail and change history
Webhooks and integration connectors
Relay proxy configuration
Personal and service API tokens
Custom roles and team-based access

Tech Stack

Node.js / TypeScriptExpressPostgreSQL / PrismaReactDocker

Compliance Modules(Enterprise)

SOC 2 Type II
GDPR / CCPA
HIPAA
SOX ITGC
$36,000/year (50 seats)
$299one-time

Save 100% vs SaaS subscription

Get Builder — $299Get Enterprise — $1,499

Builder includes

spec.md specification
Deployment config
AI prompt bundle
Live demo access
Seed data & fixtures

Live Demo

Try the working proof-point demo before purchasing.

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