A very common reason is a wrong site baseUrl configuration.\n

Current configured baseUrl = / (default value)\n

We suggest trying baseUrl = \n\n',document.body.prepend(n);var e=document.getElementById("__docusaurus-base-url-issue-banner-suggestion-container"),s=window.location.pathname,o="/"===s.substr(-1)?s:s+"/";e.innerHTML=o}document.addEventListener("DOMContentLoaded",(function(){void 0===window.docusaurus&&insertBanner()}))

Skip to main content

Manage feature flags and remote config across web, mobile, and server-side apps.

Introduction to Flagsmith

Quickstart Guide

Create your first project and flag

What are Feature Flags?

Concepts and basics

Platform Architecture

How Flagsmith works and components

Basic Flag Management

Create, edit, and manage your first flags

Integrating with Flagsmith

OpenFeature Compatibility

Use Flagsmith with OpenFeature

Client-Side SDKs

Web, React Native, etc.

Server-Side SDKs

Node, Python, Java, etc.

Flagsmith API

REST API reference and usage examples

Configuration & Deployment

Integrations

Integrations with third-party observability, analytics and other platforms

Platform Administration

Authentication, permissions and platform configuration

Self-hosting & Deployment

Hosting options and set up

Flagsmith Ecosystem

Release Notes

What's new in Flagsmith

Contribute to Flagsmith

How to file issues, PRs, and contribute