All tools
24 tools across 8 categories.
Need to convert between formats?
26 instant converters — units, data formats, color, numbers and time.
JSON Formatter
Format and beautify JSON instantly with syntax highlighting.
JSON Validator
Validate JSON and get detailed error messages.
YAML ↔ JSON
Convert between YAML and JSON formats seamlessly.
CSV ↔ JSON ↔ SQL
Transform data between CSV, JSON, and SQL Insert formats.
SQL Formatter
Beautify and format your SQL queries for better readability.
JWT Decoder
Decode and inspect JWT tokens — header, payload, and signature.
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes locally in your browser.
Bcrypt Tester
Generate and verify Bcrypt password hashes securely.
UUID/ULID Generator
Generate bulk UUIDs (v4) and ULIDs for your applications.
Diff Checker
Compare two text snippets to find deletions and additions.
Crontab Explainer
Understand cron expressions in plain, human-readable English.
Markdown Previewer
Write and preview GitHub Flavored Markdown in real-time.
Text List Converter
Easily convert lists between formats like comma to newline, newline to comma, space to newline, and more.