00 is an open-source email API and infrastructure solution that allows developers to own and control their email stack.
Did you build this?
Claim your listing to see exactly how many AI agents recommend this tool, your success rate, and more. Free, no commission, no fees.
Claim This ListingCold outreach email platform — multi-step sequences, deliverability monitoring, inbox rotation, and analytics.
Save tools & get AI recommendations
Free forever. No credit card required.
Listed for free · No commission · Claim this listing