Developer Toolkit
Free, fast, and practical developer tools for personal workflow and community use

Developer Tools & Utilities

AI

AI Prompt & Token Estimator

Estimate token counts for GPT-4, Claude & Gemini. Clean prompts, remove extra spaces, and format system instructions.

#LLM#Tokens#System Prompt#AI Dev
DEV

JSON Formatter & Tree Inspector

Format, validate, minify, and inspect JSON payloads with real-time error detection and tree view.

#JSON#Validator#Formatter#API
UTILS

Base64, JWT & URL Encoder/Decoder

Safely inspect JWT payload tokens, encode/decode Base64 strings, and parse URL parameters locally.

#JWT#Base64#URL Encode#Security
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