Validate data against JSON Schema

SemVer Comparator

Generate JSON-LD schema markup for rich snippets

Calculate US sales tax by state and zip code

Convert between scientific measurement units

Look up school districts by address

Verify scientific claims against evidence

Sample XML Generator

Live seo checklist data for agents and LLMs.

Sentence Tokenizer

Analyze sentiment broken down by product aspects

Check search engine ranking positions for keywords

Identify skill gaps between candidate and role

Sitemap Parser

Generate XML sitemaps from a list of URLs

Generate SLA terms from service requirements

Extract all URLs from XML sitemaps recursively

Session Key Permissions Encoder

Session ID Generator

Check search engine ranking positions for keywords