AI · alternatives · 2026
24 alternatives to Unitpost
Email component library that works in Outlook, Gmail, and Apple Mail. MIT. Install with npm or a Skill. No account.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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Polymail Web▲437All-in-one email platform for sales communication
2018 · polymail.io · its alternatives →
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Unosend▲205Send transactional + marketing email w/ 99.9% deliverability
Dec 2025 · unosend.co · its alternatives →
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Sidemail 2.0▲306Hi all! I'm Kristyna, maker of Sidemail. I'd love to share with you what we've been building. We built Sidemail because sending emails from a SaaS app was way harder than it should be. Sidemail is made for developers and teams that want one simple place to handle SaaS emails with reliable delivery and no bloat. It has: - Everything for creating, managing and delivering SaaS emails in one platform, - Easy-to-use email API for sending password resets, receipts, etc. - Messenger for writing product updates and newsletters, - Email automations for onboarding and lifecycle flows, - Fast email…
Nov 2025 · sidemail.io · its alternatives →
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MailerLogic▲96Email API with built-in deliverability intelligence
Apr 2026 · mailerlogic.com · its alternatives →
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Let your agents read, send, and react to email autonomously
Jun 2026 · atomicmail.ai · its alternatives →
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APIs to send automated interactive emails with forms
2021 · mailmodo.com · its alternatives →
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inbound ▲227Hey HN! I've been working on Inbound (inbound.new) - an email system that lets you programmatically manage email addresses and route them to AI agents, webhooks, or forward them anywhere. The core idea: instead of manually managing email addresses, you create them on-demand via API and route incoming emails to your AI agents or other automated systems. For AI Agents: Create [email protected] and emails get sent to your AI agent as webhooks. Your agent can reply using our SDK. Perfect for AI customer support or automated responses. For Email Forwarding: Set up [email protected] to…
2025 · inbound.new · its alternatives →
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1,000+ Emails per Second with 99%+ Deliverability
Mar 2026 · mailercloud.com · its alternatives →
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Sendra▲104Design emails in Figma, export HTML that works everywhere
Aug 2026 · hellosendra.com · its alternatives →
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Create awesome emails with drag & drop simplicity 😻
2018 · designmodo.com · its alternatives →
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Waypoint▲138Build and send data-rich emails, faster than ever
2023 · usewaypoint.com · its alternatives →
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Everything you need to start sending newsletters, drip campaigns, transactional emails. Mailcoach is a fully featured email marketing platform built for growing creators, developers, and businesses.
2020 · mailcoach.app · its alternatives →
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💌 Build and send emails using React. Contribute to resend/react-email development by creating an account on GitHub.
Apr 2026 · react.email · its alternatives →
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Waypoint▲103A refreshingly simple way to send data-rich emails
2023 · usewaypoint.com · its alternatives →
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Listmonk 1.0▲110Self-hosted newsletter and mailing list manager
2021 · github.com · its alternatives →
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Groupmail▲80Self-hosted newsletter app for Mac, Windows & Linux
2020 · groupmail.io · its alternatives →
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Sendster AI▲96AI enabled newsletter software for Amazon SES, SMTPs
2023 · getsendster.in · its alternatives →
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We think it's too damn expensive to send email these days. We built Anypost on modern (non-cloudy) infrastructure to ensure we can offer a top-shelf product without having to hit you with the cloud tax. We're not looking to be the next unicorn. We just want a sustainable product that helps solopreneurs and high-volume senders get their message out without having to worry about the bill. We're around - feel free to ask questions!
Jul 2026 · anypost.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →