Categories
All tools
JSON tools
JSON Formatter & Validator
Format, minify, and validate JSON in your browser./en/json-formatter JSON to XML Converter
Convert JSON into XML inside your browser. Nothing is uploaded./en/json-to-xml XML to JSON Converter
Convert XML into formatted JSON locally and copy the result./en/xml-to-json JSON to YAML Converter
Turn JSON into readable YAML without leaving your browser./en/json-to-yaml YAML to JSON Converter
Convert YAML into formatted JSON locally, with syntax highlighting./en/yaml-to-json JSONPath Tester
Run JSONPath queries and inspect matching values./en/jsonpath JSON to CSV Converter
Convert an array of JSON objects into CSV data locally./en/json-to-csv XML Formatter
Format and validate XML in your browser./en/xml-formatter YAML Formatter
Parse and format YAML without uploading it./en/yaml-formatter YAML to Properties Converter
Flatten YAML into Java style .properties entries./en/yaml-to-properties Properties to YAML Converter
Turn .properties keys back into structured YAML./en/properties-to-yaml Encode & decode
Base64 Encoder
Encode UTF-8 text to Base64 in your browser./en/base64-encode Base64 Decoder
Decode Base64 back into UTF-8 text locally./en/base64-decode URL Encoder
Percent-encode URL components and query values safely./en/url-encode URL Decoder
Decode percent-encoded URLs back into readable text./en/url-decode HTML Entity Encoder
Escape HTML special characters into safe entities./en/html-encode HTML Entity Decoder
Turn HTML entities back into real characters./en/html-decode Unicode Escape
Convert text into \uXXXX escape sequences./en/unicode-encode Unicode Unescape
Decode \uXXXX escapes back into readable text./en/unicode-decode JSON String Escape
Escape text into a string literal that is safe for JSON./en/json-escape JSON String Unescape
Turn escaped JSON string content back into plain text./en/json-unescape URL Parser
Inspect the protocol, host, path, query, and hash of a URL./en/url-parser Text to Binary
Convert UTF-8 text into binary octets./en/text-to-binary Binary to Text
Decode binary octets back into UTF-8 text./en/binary-to-text Basic Auth Generator
Create a Basic Authorization header locally./en/basic-auth Text tools
Text Case Converter
Create camelCase, snake_case, kebab-case, and more./en/case-converter Whitespace & Line Cleaner
Clean excess spaces and normalize line endings./en/whitespace-cleaner Word & Character Counter
Count characters, words, lines, and bytes./en/text-counter Random String Generator
Generate secure random strings for tokens or passwords./en/random-string Text & JSON Diff Checker
Compare two pieces of text, JSON, YAML, or code./en/text-diff URL Slug Generator
Create clean URL slugs from text./en/slug-generator Lorem Ipsum Generator
Generate placeholder copy for layouts and mockups./en/lorem-ipsum Markdown to HTML Converter
Convert common Markdown syntax to escaped HTML locally./en/markdown-to-html NATO Phonetic Alphabet
Spell letters and digits with the NATO phonetic alphabet./en/nato-alphabet Email Normalizer
Trim and normalize a basic email address locally./en/email-normalizer Time & security
Unix Timestamp Converter
Convert Unix seconds or milliseconds to local time and UTC./en/timestamp Hash Generator
Create MD5, SHA-1, SHA-256, and SHA-512 hashes locally./en/hash-generator UUID Generator
Generate locally random UUID v4 identifiers./en/uuid-generator JWT Decoder
Decode JWT headers and payloads locally without verification./en/jwt-decoder Password Strength Checker
Check password strength locally without sending it away./en/password-strength MAC Address Generator
Generate a random locally administered MAC address./en/mac-address-generator HMAC-SHA256 Generator
Generate an HMAC-SHA256 signature locally from a secret and message./en/hmac-generator ULID Generator
Generate sortable, random ULID identifiers locally./en/ulid-generator Developer utilities
Regular Expression Tester
Test a regular expression and view all matches locally./en/regex-tester Number Base Converter
Convert integers between binary, octal, decimal, and hexadecimal./en/number-base Color Converter
Convert CSS colors between HEX, RGB, and HSL./en/color-converter SQL Formatter
Format common SQL clauses for easier reading./en/sql-formatter Chmod Permission Converter
Explain octal Unix file permissions such as 755./en/chmod-calculator HTTP Status Lookup
Look up common HTTP response status codes./en/http-status MIME Type Lookup
Find a common MIME type from a file extension./en/mime-type Code Beautifier
Format JavaScript, CSS, HTML, JSON, and Markdown locally./en/code-beautifier Code Minifier
Minify JavaScript or CSS locally in your browser./en/code-minifier Crontab Expression Tool
Explain Linux, Spring and Quartz cron expressions and show the next run times./en/crontab