Automated Supplier Catalog Change Tracker with Alerting

Marketplace Stock & Availability Tracker

zentrafoundry/marketplace-stock-availability-tracker

Monitor whether products are in stock, out of stock, discontinued, preorder, or seller-limited across public stores and marketplaces.

E-commerce Price & Stock Monitor

zentrafoundry/ecommerce-price-stock-change-monitor

Detect product price and availability changes from dataset snapshots.

Amazon Price Tracker

truefetch/amazon-price-tracker

An amazon price tracker api that searches supported country storefronts and returns 55-field price, offer, seller, rating, rank, and source records without a Product Advertising API key.

Chinese AI Model Release Tracker Hugging Face

zinin/chinese-ai-model-release-tracker

Track Chinese AI model metadata from Hugging Face with optional ModelScope enrichment, dated snapshots and honest changes in download indicators.

Chinese AI Crawler Access Checker for robots.txt

zinin/chinese-ai-crawler-access-checker

Audit buyer websites through robots.txt and llms.txt. Export a Chinese crawler path matrix, explicit score denominators and bot catalog provenance.

OfferUp Scraper | US Marketplace Listings & Prices

haketa/offerup-scraper

OfferUp scraper & API (US classifieds): search listings by keyword and location and export title, price, condition, description, seller, location, photos, date and URL. US marketplace and resale market data plus seller lead generation — fast, no login.

Track competitor prices across e-commerce sites in real time. Get alerts on price changes, monitor MAP compliance, and optimize your pricing strategy with automated data collection.

Website Change Monitor — Diff Tracker

kondasviktor/website-change-monitor

Monitor company web pages for content changes. Returns content hash, changed yes/no, and a short diff summary. Ideal for pricing, careers, and impresszum watch lists across CEE/EU SMEs.

Shopify Products Scraper Pro

n0rmaliz3/shopify-products-scraper-pro

Extract product data from any Shopify store using official JSON API. Get products, variants, prices, inventory, images, and metadata. No authentication required. Fast, accurate, and cost-effective solution for e-commerce intelligence and competitor analysis.

Website Change Monitor & Diff Tracker

ryanclinton/website-change-monitor

Monitor any website for content changes with automatic diff detection. Track pricing pages, competitor sites, ToS updates, and more. Compares snapshots, reports added/removed text, and supports CSS selector targeting for precise monitoring.