Growth · alternatives · 2026
24 alternatives to Nylas N1 Email App
The extensible, open source mail client.
Nylas N1 is an open source email client available for Linux, Windows, and Mac. Built as an extensible platform, it allows developers to customize and expand its functionality through add-ons and modifications. The… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier. Nylas N1 Email App launched in 2015; newer entries below may have overtaken it.
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Modern developer platform for email, contacts, & calendar
2015 · nylas.com · its alternatives →
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A native macOS email client for Gmail
2020 · mimestream.com · its alternatives →
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Polymail▲1,567A simple, beautiful, and powerful email client for Mac
2015 · polymail.io · its alternatives →
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Nylas CLI▲83Email, calendar, and contacts for AI agents
May 2026 · cli.nylas.com · its alternatives →
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Zero▲845Hi HN, I’m Nizar, and I’m building Zero (https://0.email) — an AI-powered email client that manages your inbox for you. Email hasn’t changed in decades, even though the way we work has. The average knowledge worker now spends close to 30% of their week on email, constantly reacting, replying, and sorting through noise. It’s become one of the biggest productivity sinks in modern work. At the same time, AI has transformed how we write, plan, and collaborate — yet our inboxes are still stuck in the past. I built Zero to fix that. Zero automatically prioritizes, organizes, and even…
2025 · 0.email · its alternatives →
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Build cross-platform emails using natural language.
2025 · resend.com · its alternatives →
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Mailbird for Mac▲373Email the way you like it, now on Mac
2024 · getmailbird.com · its alternatives →
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MailtoUI.js▲357Enhance your mailto links with a convenient user interface.
2019 · mailtoui.com · its alternatives →
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opensend.ccfree▲160The open source email platform that runs on your server
21d ago · opensend.cc · its alternatives →
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Hello HN! I'm excited to introduce Swift Mail, a native macOS email client purpose-built for the JMAP mail standard. Primarily constructed with SwiftUI and occasional AppKit elements, Swift Mail combines the speed and efficiency of a modern mail standard with desktop-centric features such as system notifications, keyboard shortcuts, quick look, multiple windows, state restoration, dark mode, and more. Swift Mail distinguishes itself from other email clients with its steadfast commitment to the JMAP standard over the traditional IMAP implementation, facilitating seamless alignment with modern…
2024 · swiftmail.io · its alternatives →
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OpenBSD Email Service. Contribute to vedetta-com/caesonia development by creating an account on GitHub.
2018 · github.com · its alternatives →
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Sendwithus▲174Create cutting-edge email experiences at scale 🚀
2014 · dyspatch.io · its alternatives →
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Kiwi for Gmail▲225The only true email client for Gmail on Mac
2015 · kiwiforgmail.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 →