Self-hosted email open tracking with Cloudflare Workers. Privacy-first Mailtrack alternative with Chrome extension, bot filtering, and zero infrastructure.
chrome-extension open-source privacy serverless gmail self-hosted cloudflare email-tracker kv-storage cloudflare-workers cloudflare-kv mail-tracker email-analytics read-receipts tracking-pixel email-tracking mailtrack-alternative emailtracker
-
Updated
Mar 23, 2026 - JavaScript