Unsplash API

REST API providing access to Unsplash's full photo library with endpoints for photo search, random photos, editorial feed browsing, photo detail and statistics, collection management, topic browsing, and user profiles. Returns JSON responses with multiple photo size URLs (raw, full, regular, small, thumb) via imgix CDN. Rate limit: 50 req/hr (demo), 1000 req/hr (production). Download tracking via /photos/{id}/download is required per Unsplash API guidelines.