✉️ Chrome extension for real-time email status highlighting in Snov.io. Marks replied contacts green and failed deliveries red using dataset-driven classification with O(1) lookup and MutationObserver sync.
chrome-extension data-driven email-marketing adtech dom-manipulation email-validation sales-automation content-script deliverability mutation-observer email-automation lead-management cold-email manifest-v3 email-tracking sales-engagement snov-io crm-tools prospecting-tools outreach-tools
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Updated
Mar 19, 2026 - JavaScript