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Open-source service runs cold email campaigns from your own inbox
What is warmbly?
Warmbly is a self-hosted platform that lets you send multi-step cold outreach sequences using the email accounts you already own, while automatically warming those accounts to stay out of spam. It aggregates opens, clicks and replies in a single dashboard and offers AI-driven automation, CRM tools and integrations with HubSpot, Slack and Zapier.
Who it is for
Sales teams, founders and developers who want full control over deliverability and avoid third-party SaaS fees should check it out.