Schema SEO Regression Monitor — Detect Structured Data Changes

Detect JSON-LD, canonical, robots, hreflang, microdata, and product-offer regressions across scheduled website checks.

Sitemap Xml Monitor

datawinder/sitemap-xml-monitor

Monitor sitemap.xml files for structural, availability, and content changes. Detect critical SEO issues like URL removals, broken sitemaps, index changes, and formatting errors with severity-based alerts.

Sitemap SEO Regression Monitor

produkdigitalali/sitemap-seo-regression-monitor

Discover XML sitemaps, audit page SEO signals, and monitor status, redirects, canonical, noindex, metadata, H1, and sitemap regressions across runs.

Monitor JSON-LD and schema.org across URLs or sitemaps. Detect rich-result regressions, removed types, score changes, and stable issue-code diffs for CI.

E-commerce Price & Stock Monitor

zentrafoundry/ecommerce-price-stock-change-monitor

Detect product price and availability changes from dataset snapshots.

Monitor public web pages and detect meaningful text, title, metadata, and link changes between runs.

SEO Launch Regression Checker

junipr/seo-launch-regression-checker

Audit seo launch regression checker inputs and return structured findings, evidence rows, and a buyer-ready report for SEO, developer, and operations teams.

Extract product prices, availability, images, and Schema.org metadata, then detect verified price or stock changes.

Schema Markup Extractor - JSON-LD SEO Data

benthepythondev/schema-markup-extractor

Extract Schema.org JSON-LD structured data from web pages, including schema types, nodes, block counts and parse errors.

Schema Markup Generator — JSON-LD Structured Data

perryay/schema-markup-generator

Generate Google-approved JSON-LD structured data for 30+ Schema.org types. Supports SEO schema like Article, Product, FAQ, Event, LocalBusiness, and more.