Development

Searchable Git command reference

Generate a random TCP port number

Build cron expressions from a form

Minify JSON by removing whitespace

Convert JSON arrays to CSV

Format SQL queries for readability

Convert between octal and symbolic chmod modes

Convert docker run flags to Compose YAML

Format and prettify XML documents

Normalize email addresses (case, plus tags)

Test regular expressions against sample text

Searchable regular expression reference

Generate compact unique NanoID strings

Generate JSON Schema from sample JSON

Approximate LLM token count for text

Estimate LLM API cost from token count

Trim, dedupe, and normalize text

Educational guide to common ports and protocols