Developer Ditches Self-Hosted Chromium for API After Repeated Memory Crashes

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A developer building link preview functionality initially relied on a self-hosted Puppeteer and Chromium setup, which caused recurring memory leaks, font rendering issues, and scaling problems in production. After multiple out-of-memory crashes over four months, the setup was replaced with a third-party screenshot API that handles browser rendering externally. The new approach combines Open Graph tag parsing as the primary method with API-based screenshots as a fallback for pages lacking valid metadata. Preview image URLs are cached in Redis with a 24-hour TTL to reduce redundant API calls and improve response times. The switch cut memory usage from over 2GB to roughly 150MB and reduced infrastructure costs from around $80 to $15 per month.

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