Document Tools
Bundle multiple Markdown files into a single PDF report
markdown-report-bundlerDocument Tools
Convert Markdown to PDF with dark, light, or print-ready themes
markdown-to-pdf-theme-packMath & Numbers
Calculate profit margin, markup, and selling price based on cost and desired margin percentage
margin-calculatorData Processing
Batch redact sensitive data from logs using configurable rules and multiple strategies
log-redactorText Processing
Extract inline links, reference links, and bare URLs from Markdown documents with basic syntax validation
markdown-link-extractorText Processing
Convert each line of text into Markdown list items or numbered lists
markdown-list-formatterGeography
Convert Maidenhead locator system to latitude and longitude (used by amateur radio operators)
maidenhead-to-coordsData Processing
Parse Apache/Nginx access logs using regex patterns and extract structured data
log-parserValidation
Validate MAC addresses and identify vendor information
mac-address-validatorMedia
Convert M4A audio (AAC/ALAC) to MP3 with bitrate, resampling, and channel controls
m4a-to-mp3Text Processing
Convert Markdown to HTML with syntax highlighting and customizable themes
markdown-previewGenerator
Generate random lottery numbers for various countries and lottery types
lottery-number-generator