Flagsmith
Open source feature flagging and remote config service
Free / Open Source / Hosted Open Source
#feature-flags #remote-config #open-source #api
DevAlt.dev — Cheaper. Open. No lock-in.
Comparison · LaunchDarkly
LaunchDarkly is the target these six feature-flag tools are listed against, and three of the six are marked open source. Flagsmith is an open source feature flagging and remote config service, GrowthBook is an open source feature flagging and A/B testing platform, Unleash is the enterprise-grade open source feature flag service in this set, Flipt is a Git-native feature flag service listed as self-hosted and free, DevCycle is an OpenFeature-native feature flag management platform listed with a free tier of 1,000 monthly active users, and ConfigCat is a feature flag service for teams with unlimited seats, listed with a free tier of 10 flags and 2 environments. Listed pricing for all six includes a free or open source tier alongside hosted or enterprise options, so the main differentiator in the data itself is the tagline emphasis: remote config, A/B testing, enterprise-grade flagging, Git-native workflows, OpenFeature support, or unlimited seats.
6 tools · 3 open-source · Prices and open-source status are as listed in the DevAlt directory.
Open source feature flagging and remote config service
Free / Open Source / Hosted Open Source
#feature-flags #remote-config #open-source #api
Open source feature flagging and A/B testing platform
Free / Open Source / Enterprise Open Source
#ab-testing #feature-flags #experimentation #analytics
The enterprise-grade open source feature flag service
Free / Open Source / Enterprise Open Source
#feature-flags #enterprise #open-source #governance
Git-native feature flags for safe deployments
Self-hosted (Free) Proprietary
#feature-flags #gitops
OpenFeature-native feature flag management platform
Free Tier (1,000 MAU) Proprietary
#feature-flags #openfeature
Feature flag service for teams, with unlimited seats
Free Tier (10 flags, 2 environments) Proprietary
#feature-flags #remote-config