---
title: Quickstarts
slug: feature-experimentation/docs/quickstarts
docTags: 
createdAt: 2026-08-05T20:39:55.000Z
---

To create your first flag for a delivery or an experiment, follow a language-specific the following language-specific quickstart guide:

- [Android](docId\:eH-UMm_rOn_GdGDGLV6__)
- [C#](docId\:eH-UMm_rOn_GdGDGLV6__)
- [Go](docId\:eH-UMm_rOn_GdGDGLV6__)
- [Flutter](docId\:eH-UMm_rOn_GdGDGLV6__)
- [Java](docId\:eH-UMm_rOn_GdGDGLV6__)
- [JavaScript v6 and higher](docId\:PqXNDUFpSnBeoJfRiozb9)
- [JavaScript (Browser) v5 and lower](docId\:rQEyY_Qi9Wfj_2zvzavux)
- [JavaScript (Node) v5 and lower](docId\:eH-UMm_rOn_GdGDGLV6__)
- [PHP](docId\:eH-UMm_rOn_GdGDGLV6__)
- [Python](docId\:eH-UMm_rOn_GdGDGLV6__)
- [React](docId\:eH-UMm_rOn_GdGDGLV6__)
- [Ruby](docId\:eH-UMm_rOn_GdGDGLV6__)
- [Swift](docId\:eH-UMm_rOn_GdGDGLV6__)

:::hint{type="info"}
**Note**
Join the Optimizely Community! Ask questions and discuss best practices for feature flags and experimentation in [Optimizely's Slack Community](https://www.optimizely.com/slack-community).
:::