https://maildriply.com/blog Engineering notes from Maildriply — email infrastructure, Gmail quirks, and what we ship. en-us Tue, 12 May 2026 00:00:00 GMT https://maildriply.com/blog/how-gmail-open-tracking-works https://maildriply.com/blog/how-gmail-open-tracking-works Tue, 12 May 2026 00:00:00 GMT A practical breakdown of email open tracking inside Gmail — the pixel, the image proxy, deduplication, and the bot heuristics that determine whether an open is real. https://maildriply.com/blog/why-gmail-send-only-scope https://maildriply.com/blog/why-gmail-send-only-scope Fri, 08 May 2026 00:00:00 GMT The smallest Gmail OAuth scope means we can't read your inbox, which means a few features are harder to build. We think the tradeoff is worth it. Here's the math. https://maildriply.com/blog/tracking-pixels-vs-link-tracking https://maildriply.com/blog/tracking-pixels-vs-link-tracking Sun, 03 May 2026 00:00:00 GMT Open tracking is the most popular metric in email and one of the noisiest. Click tracking is harder to get right but tells you more. Here's how we use both.