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