Sendune Email Designer
Open source WYSIWYG editor to build HTML emails with drag-and-drop. Outputs clean HTML that works with any email provider, no MJML intermediate layer.
7 entries tagged with "email"
UnInbox
Open source email platform built for collaborative work: conversation notes, new sender screening and team-based inbox management. Self-hostable.
Keila
Open source self-hosted newsletter platform built in Elixir. A Mailchimp alternative with WYSIWYG editor, signup forms and SES/Sendgrid/Mailgun support.
msgvault
Local email and message archive in Go, with fast TUI, SQLite FTS5 full-text search, DuckDB analytics and an MCP server for AI assistants.
Check If Email Exists
Rust library to verify email addresses without sending any email. Syntax, DNS, MX, SMTP checks and disposable detection - as CLI or HTTP API.
Novu
Open-source multi-channel notification infrastructure. Unified API for email, SMS, push, chat and in-app with workflow engine and embeddable inbox.
BillionMail
All-in-one self-hosted mail platform: SMTP/IMAP server, email marketing, newsletters, and webmail. Docker deployment, unlimited sending, real-time analytics.