Developer Tools
JSON formatters, JWT decoders, Regex testers, and developer utilities
Available Developer Tools
.env to .env Compare & Diff Tool
Compare two .env environment configuration files side-by-side. Detect missing environment variables, value mismatches, and export missing key templates.
JSON Formatter & Beautifier
Format, validate, prettify, and repair JSON strings instantly with syntax highlighting and tree view.
JSON Validator & Syntax Checker
Validate JSON syntax in real-time, pin-pointing exact line and column error locations.
JSON Minifier & Compressor
Remove all unnecessary whitespace, newlines, and indentation from JSON payloads to reduce payload size.
XML Formatter & Prettifier
Prettify and format XML markup with customized indentation and tag matching.
YAML Formatter & Validator
Format, validate, and check indentation rules for YAML configuration files.
SQL Query Formatter & Prettifier
Format and format messy SQL queries with uppercase keywords and proper clause alignment.
Regex Tester & Match Debugger
Build, test, and debug Regular Expressions with real-time match highlighting and capture group breakdowns.
JWT Decoder & Token Inspector
Decode JSON Web Tokens (JWT) client-side to inspect Header, Payload claims, and Expiration timestamps.
UUID / GUID v4 Generator
Generate bulk cryptographically secure Universally Unique Identifiers (UUID v4) instantly.
Cryptographic Hash Generator
Generate cryptographic hashes (SHA-256, SHA-512, SHA-1, MD5) for any text input.
Base64 Encoder & Decoder
Encode plain text or binary strings into Base64 format or decode Base64 back to plain text.
JSON Beautifier & Formatter Extended
Extended JSON beautifier with customizable key quotes, sorting, and custom indentation.
Base64 Text & URL Encoder
Encode plain text strings into Base64 or URL-safe Base64 with full UTF-8 Unicode support.
Base64 Text & Media Decoder
Decode Base64 strings back to plain text or preview embedded Base64 images with auto-format detection.
JSON Compare & Diff
Compare two JSON objects side-by-side to highlight additions, deletions, modified keys, and structural differences.
JSON Escape & Unescape
Escape JSON strings for embedding in code strings or unescape stringified JSON payloads back into valid JSON.
XML Syntax Validator
Validate XML syntax, closing tags, attribute formatting, and XML namespaces with line error pointers.
YAML Syntax Validator
Validate YAML code syntax, indentation levels, and structural mapping errors in real time.
SQL Query Minifier
Minify SQL queries by stripping comments and unnecessary spaces into single-line strings.
URL Inspector & Parser
Parse URLs into protocol, hostname, port, pathname, search query parameters table, and hash fragment.
URL Query Parameter Builder
Construct clean URLs by adding base URL and managing key-value query parameters dynamically.
HTTP Status Code Reference
Searchable dictionary of HTTP status codes (1xx, 2xx, 3xx, 4xx, 5xx) with descriptions and specs.
MIME Type Reference & Search
Search MIME types by file extension or search file extensions by MIME type.
Cron Expression Generator & Parser
Interactive visual Cron expression generator with human-readable English execution schedule breakdown.
NanoID Generator
Generate compact, URL-friendly, unique string IDs using customizable length and character sets.
URL Slug Generator
Convert titles and strings into clean, SEO-friendly URL slugs with accent removal.
Human-Readable CRON Schedule Parser
Parse CRON expressions into natural language schedule descriptions and execution times.
cURL Command to JavaScript Fetch Converter
Convert cURL command strings into clean JavaScript fetch() request code.
JSON Syntax & Schema Structure Validator
Validate JSON documents for syntax errors and structural integrity.
.env Environment File Syntax & Duplicate Keys Checker
Check .env environment configuration files for duplicate keys and syntax errors.
Semantic Versioning (SemVer) Release Increment Calculator
Calculate Major, Minor, and Patch release version increments for software packages.