Developer Toolbox

Format, validate, and minify JSON data with syntax highlighting and error detection.

Test and debug regular expressions with live match highlighting and group display.

Encode or decode text and files in Base64 format instantly.

Generate MD5, SHA-1, SHA-256, SHA-512, and other hash digests from text.

Generate one or more unique UUID v4 identifiers instantly.

Generate strong, secure passwords with customizable length and character set.

Decode JWT tokens and analyze header, payload, claims, and expiration without sending your secret key.

Minify HTML code by removing whitespace, comments and redundant attributes.

Minify and compress CSS stylesheets to reduce file size.

Minify and compress JavaScript code to reduce file size and speed up your site.

Format, beautify, and minify SQL queries with keyword highlighting.

Format, validate, and minify XML documents with proper indentation and error detection.

Convert between YAML and JSON formats instantly with proper formatting.

Convert numbers between binary, octal, decimal, and hexadecimal bases.

Calculate Unix file permissions — convert between numeric (755) and symbolic (rwxr-xr-x) notation.

Decode Cron expressions into human-readable language and view upcoming task runs in your selected time zone.

Encode or decode URLs and query parameters for safe use in web addresses.

Convert special characters to HTML entities and back.

Generate .htaccess rules for redirects, HTTPS enforcement, caching, CORS, and security headers.

Explain any code snippet in plain language — understand what the code does.

Convert code between programming languages using AI.

Generate regular expressions from a task description using AI.

Create SQL queries from natural language descriptions with query structure explanations.

Generate API documentation automatically using AI.