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SubsiMail

Privacy-first, self-hosted cold email you run yourself

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Privacy-focused cold email software you host yourself. Sequences, follow-ups, reply detection and tracking, with your contacts and emails never leaving your own server. Free for 1 inbox, then pay per inbox, never per seat.

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PH · launched Oct 28, 2026 · 2 upvotes (top 23%)

Similar launches

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Could you build this?

Yes Sequences, follow-ups, SMTP/IMAP sending, reply detection and open tracking are standard software a builder can assemble with AI help. Deliverability and sender reputation are operational challenges, but they don't block building the product.

Competitors

Other products that read as similar to this one : 386 launches clear the similarity bar, closest 8 shown.

Attention rank: #78 of 387 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 307 days after the earliest competitor.

Other launches for this product