Unleash is a self-hosted tool that lets software teams switch new features on or off for chosen users without redeploying their app. It is aimed at developers and product teams who want to roll out changes gradually.
8.5kActiveIn your browserMITOpen coreFor developers
GrowthBook is a platform for turning product features on or off for selected users and for running A/B tests to see which version works better. It is aimed at product and engineering teams that want to run experiments on their own servers or in the cloud.
6.6kActiveBSD-3-ClauseOpen coreRuns on your own server
Flagsmith is a platform that lets software teams turn features on or off without deploying new code, and run A/B tests. It is aimed at developers and product teams who release software.
Runs on your own server · GitHub
None of these match. Try another device.
Before you build
Planning something for an alternative to LaunchDarkly? See what exists first, so you can reuse parts or explain what's different. Paste this into any AI assistant:
Read the list of open-source alternatives at https://opensourceeverything.org/data/groups/feature-flags.json. Compare it with my project or idea below. Tell me which projects overlap, what I could reuse instead of rewriting, and what mine does that none of them do.
My project or idea:
Here is a list of open-source alternatives to LaunchDarkly, from Open Source Everything (CC BY-SA 4.0):
- Unleash (AGPL-3.0, https://github.com/Unleash/unleash; replaces fully): Unleash is a self-hosted tool that lets software teams switch new features on or off for chosen users without redeploying their app. It is aimed at developers and product teams who want to roll out changes gradually.
- GrowthBook (MIT, https://github.com/growthbook/growthbook; replaces fully): GrowthBook is a platform for turning product features on or off for selected users and for running A/B tests to see which version works better. It is aimed at product and engineering teams that want to run experiments on their own servers or in the cloud.
- FlagSmith (BSD-3-Clause, https://github.com/Flagsmith/flagsmith; replaces fully): Flagsmith is a platform that lets software teams turn features on or off without deploying new code, and run A/B tests. It is aimed at developers and product teams who release software.
Compare it with my project or idea below. Tell me which projects overlap, what I could reuse instead of rewriting, and what mine does that none of them do.
My project or idea:
