Tool 5 sources
Ntfy
A lightweight, open-source solution for sending real-time notifications to your devices, with end-to-end encryption and no sign-up required.
Open tool profileCommunication & Collaboration
Email & Communication
SwitchOSS category with 16 tools collected from 1 source groups.
16 tools 1 source groups Communication & Collaboration
Tools
Top tools in this category
Tool 5 sources
Keila
Self-hosted newsletter platform with powerful features, data protection, and full control over your mailing lists and campaigns.
Communication - Email - Mailing Lists and NewslettersEmail Marketing & NewslettersMarketing Automation
Open tool profile Tool 4 sources
Novu
A powerful, open-source notification infrastructure for developers to manage and send multi-channel notifications with ease.
Open tool profile Tool 4 sources
FreeScout
Self-hosted email management system with shared inboxes, automation, and powerful collaboration features for efficient customer support.
Open tool profile Tool 3 sources
Postal
Self-hosted email delivery platform with powerful features for transactional and bulk emails, offering full control and customization.
Open tool profile Tool 2 sources
Inbox Zero
AI-powered email management that automatically organizes your inbox, drafts replies in your voice, bulk unsubscribes from unwanted emails, and provides analytics. Open-source and privacy-first.
Open tool profile Tool 2 sources
Sendportal
Open-source email marketing platform offering unlimited subscribers, campaigns, and workspaces. Self-hosted solution with powerful API and beautiful interface.
Open tool profile Tool 1 sources
Zero
An open source email application that combines AI capabilities with robust privacy features to help manage and organize your inbox efficiently.
Open tool profile Tool 1 sources
Tuta
Tuta offers encrypted email, calendar and contacts with quantum-resistant security, protecting your privacy without ads or tracking.
Open tool profile Tool 1 sources
Plunk
Plunk unifies marketing, transactional, and broadcast emails into a single, complete solution for businesses of all sizes.
Open tool profile Tool 1 sources
useSend
Open source email platform for transactional and marketing emails. Self-host or use cloud service with transparent pricing - pay only for emails sent.
Open tool profile Tool 1 sources
UnInbox
Streamline team communication with shared inboxes, unlimited email addresses, and customizable workflows. Perfect for modern businesses seeking organized email management.
Open tool profile Tool 1 sources
DoubleZero
00 is an open-source email API and infrastructure solution that allows developers to own and control their email stack.
Open tool profile Tool 1 sources
Twake Mail
Open source professional email solution with PGP encryption, JMAP protocol, AI-powered responses, and advanced antispam protection. Control your data privately.
Open tool profile Tool 1 sources
Relay
Self-hosted email API alternative to AWS SES & Mailgun. Open-source AGPL-3.0 with enterprise features, automated deliverability, and cloud version coming 2026.
Open tool profile Tool 1 sources
Sessy
Track SES deliveries, bounces, opens and clicks in a self-hosted dashboard with real-time search, analytics and reputation monitoring.
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