Alternatives
The best LaunchDarkly alternatives
LaunchDarkly is the enterprise standard for feature management, and it earns that for large engineering orgs. If you want something lighter, cheaper, open-source, or with experiments built in, here are honest alternatives.
StatsKit
Best for startups wanting flags plus revenue experiments
Boolean and multivariate flags with a typed SDK, plus conversion and pricing experiments scored in revenue, at startup pricing. Built to be lightweight for small teams, where LaunchDarkly focuses on enterprise governance.
Split
Best for engineering teams wanting flags plus metric impact
Feature delivery with experimentation and monitoring, now part of Harness. A strong enterprise option if you want release safety tied to metrics.
GrowthBook
Best for open-source flags plus warehouse experiments
Open source and self-hostable, with warehouse-native experimentation. Great for data-savvy teams that want transparency and low cost.
PostHog
Best for flags inside a product-analytics suite
Feature flags alongside analytics, replay and experiments, open source with a generous free tier. Good if you want flags as part of a broader toolkit.
Unleash and Flagsmith
Best for open-source, self-hosted flags
Open-source feature-flag services you can self-host for full control. Focused on flags rather than experimentation or analytics.
The short version
Short version: Split or GrowthBook if you want flags with experiments, Unleash or Flagsmith for open-source self-hosting, PostHog for flags inside an analytics suite, and StatsKit if you are a startup that wants flags plus revenue experiments without enterprise pricing.