Feature Flags JSON Example

A practical feature flag structure with staged rollout percentages and audience controls.

Real-world use case: Use this for release management, staged rollouts, and experimentation systems.

2 "checkoutRedesign": {

3 "enabled": true,

4 "rolloutPercentage": 25

5 },

6 "smartSearch": {

7 "enabled": false,

8 "audiences": [

9 "internal",

10 "beta-testers"

11 ]

12 },

13 "supportChat": {

Where this shape shows up in production

Feature delivery

Experimentation

Ops toggles

Use this for app settings, user preferences, and small config examples.

Use this for platform config docs, internal deployment records, and cloud setup examples.

JSON Config Files — package.json, tsconfig & Beyond

Understand every major JSON config file developers use daily: package.json, tsconfig.json, .eslintrc, VS Code settings, and more.

Debugging JSON — Browser DevTools, Postman, VS Code & CLI

Master JSON debugging workflows: inspect API responses in Chrome DevTools, test endpoints in Postman, validate in VS Code, and process JSON with jq.

JSON Pretty Print & Viewer

Pretty-print, minify, and inspect JSON with strict-valid output, lenient repair modes, tree search, and local-only processing.

Mock JSON Generator

Generate realistic mock JSON with a visual builder, seeded faker data, schema mode, reusable templates, and local-only processing.

JSON Validator

Validate JSON syntax in real-time. Get clear error messages with line and column numbers.