All-in-One Tools Collection

A broad collection of online tools for development, AI, design, and productivity tasks.

Showing page 36 of 179 (12 tools on this page)

Calculate CSS selector specificity scores, compare multiple selectors, and get suggestions for avoiding cascade conflicts

Convert scanned or image-heavy PDFs into Markdown with OpenDataLoader hybrid OCR, with a graceful fallback when the hybrid backend is unavailable

Open password-protected PDFs with OpenDataLoader and export them as Markdown, JSON, or text once the correct password is provided

Calculate the absolute value of positive, negative, or decimal numbers and explain the sign relationship

Round numbers to integers, decimal places, tens, or hundreds using a simple rounding mode selector

Count significant figures and round numbers to a target number of significant digits

Calculate square roots, check whether a value is a perfect square, and verify the squared result

Add, subtract, multiply, and divide values written in scientific notation, then return standard, scientific, and engineering forms

Convert numbers between standard decimal format and scientific notation, with optional engineering notation output

Compare StructTree-enabled and plain PDF extraction to see whether a document behaves like a tagged PDF and how much semantic structure it exposes

Visualize JSON or JSONL as an expandable tree and copy JSONPath expressions for every node

Turn one primary hex color into a full design-token cascade with primary, accent, neutral, semantic tokens, CSS variables, and Style Dictionary JSON