Tools overview
Tools is for the small developer tasks that should take seconds, not a trip to a random website. Use it when you need to compare JSON, convert, encode, hash, or generate something quickly without leaving massCode.
The available tools are grouped by category:
Compare
JSON Diff
Compare two JSON documents side by side with validation, filters, and a tree diff for nested changes.
Text tools
Case Converter
Convert text between common casing formats such as camelCase, snake_case, kebab-case, and uppercase.
Slug Generator
Turn free-form text into a URL-friendly slug.
URL Parser
Split a URL into its protocol, host, path, query, and hash parts.
Cryptography & Security
Hash Generators
Generate one-way hashes from text input.
HMAC Generators
Build keyed message authentication hashes from a secret and a message.
Password Generators
Generate random passwords with configurable character sets.
UUID Generators
Create unique identifiers for fixtures, payloads, and test data.
Encoders & Decoders
URL
Encode or decode URL strings safely.
Base64
Convert plain text to and from Base64.
JSON ⇄ TOML/XML/YAML
Transform JSON between common structured data formats.
Text ⇄ ASCII/Binary/Unicode
Convert text into different low-level or escaped representations and back.
Color Converter
Translate color values between supported formats.
Generators
JSON Generator
Build mock JSON payloads with typed fields for testing and demos.
Lorem Ipsum Generator
Generate placeholder words, sentences, or paragraphs.