ABOUT

Cold email should work like infrastructure.

Sendsets gives builders one clear system for sending, mailbox health, replies, and campaign control.

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  • Open source
  • Hosted or self-hosted
  • Built for agents
The Sendsets moth preparing campaign mail

WHAT YOU GET

Everything needed. Nothing in the way.

API first

Anything the dashboard can do should also be available to code and agents.

Portable by design

Export a workspace and import it on another Sendsets instance.

Deliverability over volume

Safe pacing and mailbox health come before a bigger send number.

Clear control

Humans approve sensitive actions and can inspect every result.

READY WHEN YOU ARE

Send better outreach from the tools you already use.

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