Welcome to the Flagsmith Docs

Flagsmith lets you manage features across web, mobile and server side applications.

Flagsmith is Open Source. Host yourself or let us take care of the hosting.

Getting Started

If you're new to Flagsmith or Feature Flags in general we would recommend:

• Signing up for a free account on our SaaS platform
• Go through our 5 minute Quickstart Guide
• Set up an SDK for your Project
• Dive into the Docs

Digging Deeper

• Learn about our globally distributed Edge API
• Use Flagsmith to run A/B and Multivariate Tests
• Integrate with 3rd party applications
• Use Change Requests and Scheduled Flags to manage your workflows

Check out our SDKs

Client Side SDKs

• Javascript
• Android/Kotlin
• Flutter
• iOS/Swift
• React & React Native
• Next.js, Svelte and SSR

Server Side SDKs

Check out our Server Side SDK architecture first!

• Node.js
• Java
• .Net
• Python
• Ruby
• Rust
• Go
• Elixir

Open Source vs SaaS vs Enterprise

You are free to run the Open Source version of Flagsmith however you see fit! There are some differences between the Open Source, SaaS hosted and Enterprise plans:

• The Open Source version has no API request or Identity limits - you can run as many API instances in a cluster as you wish
• The Open Source version has no Dashboard User limits - you can have as many team members as you wish
• The SaaS and Enterprise versions have Change Requests and Flag Scheduling
• The SaaS and Enterprise versions have Role-Based Access Controls
• The SaaS and Enterprise versions have additional Authentication Providers