Developer tools guides
How each tool works and when to use it.
JSON Formatter
Learn how to format, minify, and validate JSON. When developers use a JSON formatter for APIs, configs, and debugging.
Read guide →JSON → CSV Converter
Convert JSON arrays to CSV for spreadsheets and data pipelines. When and why developers use JSON to CSV conversion.
Read guide →CSV → JSON Converter
Convert CSV data to JSON for APIs and apps. When developers need to turn spreadsheets or exports into JSON.
Read guide →JWT Decoder
Decode JWT tokens without verification. When to use a JWT decoder for debugging auth and inspecting claims.
Read guide →UUID Generator
Generate UUIDs (v4) for unique IDs. When developers use UUIDs in databases, APIs, and distributed systems.
Read guide →Base64 Encoder / Decoder
Encode and decode Base64 strings. When developers use Base64 for data URLs, APIs, and binary data in text.
Read guide →Password Generator
Generate secure random passwords. When developers need strong passwords for accounts, secrets, and fixtures.
Read guide →Timestamp Converter
Convert between Unix timestamps and human-readable dates. When developers use timestamp conversion for logs and APIs.
Read guide →URL Encoder / Decoder
Encode and decode URL components. When developers use URL encoding for query strings and API parameters.
Read guide →Hash Generator
Generate MD5, SHA-1, and SHA-256 hashes. When developers use hashes for checksums, caching, and integrity.
Read guide →Regex Tester
Test regular expressions against sample text. When developers use a regex tester for validation and parsing.
Read guide →SQL Formatter
Format and beautify SQL queries. When developers use a SQL formatter for readability and code review.
Read guide →Cron Expression Generator
Build and explain cron expressions. When developers use cron for scheduled jobs and automation.
Read guide →JSON → YAML Converter
Convert JSON to YAML for configs and CI. When developers use JSON to YAML for readability and tooling.
Read guide →YAML → JSON Converter
Convert YAML to JSON for APIs and tooling. When developers need to turn YAML configs into JSON.
Read guide →HTML → Markdown Converter
Convert HTML to Markdown for docs and content. When developers use HTML to Markdown conversion.
Read guide →Markdown → HTML Converter
Convert Markdown to HTML for web and email. When developers use Markdown to HTML for rendering content.
Read guide →Color Converter
Convert between HEX, RGB, and HSL. When developers use a color converter for CSS and design.
Read guide →Text Diff Checker
Compare two texts and see differences. When developers use a diff tool for configs, logs, and code.
Read guide →Case Converter
Convert text between camelCase, snake_case, kebab-case, and more. When developers need consistent naming.
Read guide →