Advanced Validator

Fast Flag Validator Pro

Validate, clean, and optimize your Fast Flags configuration with our advanced validation engine. Get instant feedback, download cleaned configs, and ensure compatibility.

Real-time Validation

Smart Type Checking

Export Clean Config

Syntax Highlighting

Input Fast Flags

Format Guide

Single JSON Object Format

{
  "FFlagName": true,
  "FIntName": 100,
  "FStringName": "value"
}

Boolean Flag

"FFlagName": true

Integer Flag

"FIntName": 100

String Flag

"FStringName": "value"

Pro Tips

•Enter all flags as a single JSON object
•Flag names must start with FFlag, FInt, FString, or DFFlag
•Values must match the flag type
•Use the cleaned output for production