Email Tools

Mailyte is the only platform combining team inboxes, transactional/API email, and marketing campaigns in one place — on your own domain. Most teams stitch together Workspace, Postmark, and Mailchimp; Mailyte replaces all three. It's also open source (AGPL-3.0): self-host free on your own hardware, or let us manage it — same product, no lock-in either way. Built-in SPF/DKIM/DMARC checks and a live delivery view keep your mail out of spam, out of the box.

Slashy is an AI-native email client for managing all your inboxes. Slashy Assistant is the AI built into it: it drafts replies in your voice, organizes email, schedules meetings, prepares briefings, and tracks follow-ups. Connect your calendar, CRM, meeting notes, and favorite tools, and it starts helping within five minutes. Use it inside Slashy or through iMessage, Slack, or a phone call. Set up automations in plain English, and Slashy proactively handles recurring work before you have to ask.

SuperIntern 2.0 is built for client-facing professionals who spend too much time on emails, meetings, and follow-ups. It learns how you write and automatically drafts replies in your voice, helps schedule and summarise meetings, and keeps follow-ups from slipping through the cracks. Scale your client capacity 10x without losing control. You approve every message before it sends.

You bookmark posts on X and never see them again. Eventually syncs those bookmarks and emails them back a few at a time, on a schedule you set. Connect X, sync, pick your rhythm, start reminders. Pause or change it anytime.

Sendra is a Figma plugin that turns your email designs into clean, responsive HTML that renders in Gmail, Outlook, Apple Mail and every major inbox. Select any frame you've already designed. No component library, nothing to rebuild. Per-element control over stacking, spacing and sizing on mobile, plus dark mode overrides. Every rendering rule is checked against real devices, not preview tools. Sendra hosts your images and sends a test to your inbox, so you see the real thing before shipping.

Most AI support tools ask you to rip out your helpdesk first. Ify works on top of Freshdesk, Zendesk, Salesforce, or HubSpot and gets to work across email, chat, WhatsApp, Slack, and more. The part that usually stalls an AI support rollout is "our docs aren't good enough." Ify solves that by building its own knowledge base: it scrapes your site and docs, generates SOPs from release notes and past ticket resolutions. Built for support teams who want something live now.

Hansel is a gmail/outlook replacement for teams that value privacy and ownership. Your email runs on YOUR server. Messages encrypt on YOUR device. The platform cannot read them. Spam is solved architecturally without your key, messages can't arrive. Includes encrypted messaging, email from your own domain, calendar, notes, and enterprise admin tools. No company can lock you out. Ever.

Holehe is a reconnaissance tool that checks if an email address is registered on a wide array of online platforms like social media, forums, and services. It solves the problem of not knowing where your or a target's personal data is exposed online by leveraging 'forgot password' functionalities to discover accounts. This tool is primarily for security researchers, penetration testers, and individuals conducting OSINT (Open Source Intelligence) to evaluate digital footprint and potential attack surfaces.

Macro is an open-source office suite that unifies email, chat, docs, tasks, CRM, and AI into a single workspace. It solves the problem of fragmented communication and data across dozens of apps by providing a shared, team-level memory built from all your work. It's built for modern teams who want to replace 7+ separate tools with one fast, secure, and intelligent system.

NudgeForMe scans your sent conversations, finds threads where someone never replied, and drafts natural follow-ups inside your own mailbox. It starts in draft mode, so you stay in control. You can review each opportunity, select the useful ones, and send from Gmail, Outlook, or IMAP/SMTP. Built by the Snoooz team after processing millions of emails, NudgeForMe is focused on one painful workflow: making sure leads, deals, partnerships, and customer conversations do not quietly go cold.

Customer.io's most expansive launch yet brings powerful new ways to engage customers exactly when it matters across expanded triggers, surfaces, and channels. Reach customers with geofencing, Live Notifications, flexible SMS providers, notification inbox, and beyond. Improved WhatsApp management, smarter AI, and more, all from one platform.

Most inbox tools make you build rules first. PureBox skips that - it's personalized from your first scan using AI and your own Gmail history (which senders you open, reply to, or let pile up), so suggestions fit your routine on day one. Every suggestion shows why, and nothing moves until you approve - no black box, no silent deletions. It surfaces what needs your attention, not just what to trash. Your data is never sold; Pro subscriptions fund it.

Migma creates full campaigns before you ask. It understands your goals and events, creates every email, personalizes and localizes it, and renders consistently across inboxes. It handles sending, preferences and compliance, then learns what drives revenue.

Skim is a free, open-source (MIT) email client for Windows. ✂️ Minimal on purpose: no calendar, no rules engine, no bloat. Fewer buttons, less cognitive load. ⚡ Native Rust core (Tauri 2): ~5 MB installer, sub-second cold start, instant full-text search. 🔒 Local-first, offline-ready, zero telemetry. ✦ AI on your terms: bring your own Anthropic or OpenRouter key and Skim drafts replies in your voice and answers questions across your whole mailbox.

Pull your availability from connected calendars, with a single keystroke, within whichever timezone suits your recipient best. No opening the calendar, no timezone maths, and it handles multiple execs too. It's completely private and sits locally on your machine, connecting only to Outlook and Google.

Describe it, and Flodesk Studio designs a beautifully on-brand email in seconds. Built by top designers, accelerated by AI, finished by you. Free in beta.

Toyo is a personal AI assistant that lives in your messages and can call you on the phone. Talk to it like you'd message a coworker. Toyo triages your inbox, preps you for calls, can help keep your projects moving, and pulls answers and context from your company's tools. It works over text and voice: Have it call you when you want to get updates or just talk through some work. It lives in iMessage, so there's no new apps, and no new tabs to manage.

Every Google account in its own room on your Mac, fully isolated. Each one is the real Gmail web UI, with Calendar, Drive, Meet, and Gemini. No server, no subscription: pay once ($19 launch price, $89 after). Switch with ⌘1-9. Native Swift, a 12 MB app. 14-day free trial, no card needed.

AI Emaily is the AI-native inbox that runs like your chief of staff. It reads every message, triages what actually needs you, and quiets the noise. It drafts replies in your own voice — not generic AI text — then schedules and sends across Gmail, Outlook, and any provider from one inbox. Three modes: Manual, Copilot, Autopilot. You approve, it acts, with undo and a full audit trail on everything. Your mail is never used to train models. Start free.

Goals from Loops lets SaaS teams measure whether a campaign actually drove the outcome they care about. Pick a conversion target, choose who should be measured, set an attribution window, and see conversions, enrollments, and impressions right inside Loops.

Banger is a native Mac app for teams running shared inboxes like support@, sales@, and founder@. You and AI agents work the same mailboxes: agents triage, label, and draft with scoped access, while you review before anything sends. Connect your own domain or Google Workspace accounts, search everything, assign threads, and track work on a board. Early access: 14 days free, 2 mailboxes, 100 AI credits, no card. 500 spots now. Mac first, Windows and mobile next.