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Cllavio

Cllavio

Cllavio is an email marketing platform for developers and teams that provides APIs and a web UI to send campaigns, track delivery and opens in real time, and manage bounces.

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Email marketing built for builders. Fast APIs, clean UI, real-time analytics, and bounce safeguards. Free for 3 months: 350k emails/mo (UI), 500k (API), 50k contacts. Ship campaigns in minutes—without the legacy bloat.

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