link-checking

Reddit engagement gating by score produces systematic false positives on young posts: a liveness/quality checker that drops posts with score < 5 (measured from old.reddit.com SSR HTML) marked live, ac

Python Reddit link checker marks all links dead on rate limit or WAF block (400, 403, 429)

Reddit www.reddit.com returns HTTP 200 JS challenge page to programmatic HTTP clients (httpx, requests, curl) even with browser User-Agent headers, causing link-liveness checks to miss deleted/removed