LLM Text Cleaner
Remove hidden Unicode characters, curly quotes, em dashes, and other artifacts that AI models insert into generated text and code.
JSON Formatter & Validator
Format, minify, and validate JSON with syntax highlighting and clear error messages with line numbers.
Base64 Encode / Decode
Encode text or files to Base64, or decode Base64 strings back to text. Useful for JWTs, data URIs, and API payloads.
Password Generator
Generate strong, random passwords with customizable length and character sets. Uses cryptographic randomness, nothing leaves your browser.
Regex Tester
Test regular expressions with live match highlighting, capture group extraction, and plain-English explanations of each pattern part.
Cron Expression Builder
Build cron expressions visually with dropdowns, see the next scheduled run times, and get a plain-English description of your schedule.
URL Encode / Decode
Encode special characters for safe use in URLs, or decode percent-encoded strings back to readable text.
Diff Checker
Compare two texts side by side and see additions, deletions, and changes highlighted line by line.
YAML to JSON / JSON to YAML
Convert between YAML and JSON instantly with validation and error messages. Essential for Kubernetes, Docker Compose, and CI/CD configs.