OmniTools â€” Ãœber 120 kostenlose, schnelle & private Online-Tools

JSON Formatter & ValidatorPrettify, validate, minify, and inspect JSON

Developer Utilities

JSON to TypeScriptGenerate TypeScript interfaces from JSON

Developer Utilities

JWT DecoderDecode header, payload and verify expiration

Developer Utilities

SQL FormatterFormat and beautify SQL queries

Developer Utilities

Regex TesterLive regular expression test with match highlighting

Developer Utilities

Diff CheckerSide-by-side text difference comparator

Developer Utilities

Base64 & Hex Encoder / DecoderFast UTF-8 and URL-safe Base64 and Hex converter

Developer Utilities

URL Encoder / DecoderEncode and decode query strings

Developer Utilities

Hash GeneratorMD5, SHA-256, SHA-512 cryptographic hashes

Developer Utilities

Cron Expression BuilderVisual cron schedule generator

Developer Utilities

AI Prompt Token CounterCalculate tokens and estimated cost for GPT-4/Claude

AI & Workflow

Markdown to HTML / PDFInstant markdown previewer and exporter

AI & Workflow

Loan EMI CalculatorCalculate monthly installments with amortization schedule

Finance & Math

Color Contrast Checker (WCAG)WCAG 2.1 AA/AAA contrast ratio and palette generator

Design Utilities

UUID & ULID Batch GeneratorUUID v4, UUID v7, and ULID generator with Web Crypto

Security & Database

Word & Character CounterCount words, sentences, reading time and density

Text Utilities

HTML & XML Entity Encoder / DecoderEncode and decode named, decimal, and hex HTML entities

Developer Utilities

CSS Box-Shadow & Glassmorphism GeneratorDesign layered box shadows and frosted glass effects

Design Utilities

Unix Timestamp & Epoch ConverterConvert Unix epoch seconds and milliseconds to dates

Developer Utilities

cURL to Fetch / Axios / Python / GoConvert cURL commands to idiomatic code in 4 languages

API & Developer

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