DevToolsHub

JSON formatting and validation

Quickly format and validate JSON with consistent indentation for debugging or API work.

JWT decoding and generation

Decode JWT headers and payloads instantly, or build and sign tokens with HS256, HS384, or HS512 algorithms.

Regex testing

Test patterns against sample input and inspect matches for regular expression development.

Password generation

Generate strong passwords with configurable rules for security purposes.

Text comparison

Compare two text blocks and inspect their differences for code review or document editing.

Data conversion

Convert between CSV and JSON formats instantly, or between number bases like binary, octal, decimal, and hex.

Hash generation

Generate MD5, SHA1, SHA256, and SHA512 hashes for data integrity checks.

JSON Formatter

Format and validate JSON with consistent indentation.

JWT Decoder

Decode JWT header and payload data instantly.

Regex Tester

Test patterns against sample input and inspect matches.

Password Generator

Generate strong passwords with configurable rules.

Base64 Encoder / Decoder

Encode or decode Base64 content quickly.

Hash Generator

Generate MD5, SHA1, SHA256, and SHA512 hashes.

UUID Generator

Generate one or more UUID values.

Text Case Converter

Convert text between camelCase, PascalCase, snake_case, and kebab-case.

Cron Expression Generator

Generate and explain cron expressions.

Color Picker + Converter

Convert HEX, RGB, and HSL values.