Math & Numbers
Convert kilograms to pounds with configurable decimal precision
kg-to-lbMath & Numbers
Convert pounds to kilograms with configurable decimal precision
lb-to-kgMath & Numbers
Run one-way ANOVA across multiple groups and inspect sums of squares, F statistic, and p-value
anova-calculatorMath & Numbers
Calculate confidence intervals for a sample mean or proportion using either raw data or summary statistics
confidence-interval-calculatorDevelopment
Generate a runnable Redis-backed mock API server with 1-hour TTL, hot updates, and dynamic templated responses
api-mock-serverDevelopment
Infer JSON Schema from sample JSON, optionally merge manual schema edits, and validate data against the active schema
json-schema-generatorAI Tools
Use a vision LLM to recognize the image and automatically retouch it
ai-image-style-sharp-optimizerDocument Tools
Convert DOC/DOCX to PDF/A using LibreOffice rendering and Ghostscript conformance pass
libreoffice-docx-to-pdf-aDocument Tools
Convert Office files to PNG/JPG previews with LibreOffice, with optional thumbnail resize
libreoffice-office-to-imageDocument Tools
Replace placeholders in DOCX template and render merged records to PDF using LibreOffice
libreoffice-template-fill-mergeDocument Tools
Render email HTML content to PDF with preserved basic formatting using Puppeteer
libreoffice-html-mail-to-pdfDocument Tools
Batch convert ODP presentations to PDF via LibreOffice while preserving original layout
libreoffice-odp-to-pdf