Novu : The open-source notifications infrastructure. A fully-featured microservice to send SMS, E-mail, Slack and Push notifications. Embeddable notification...
Mailtrain : Mailtrain is a self hosted newsletter application built on Node.js (v5+) and MySQL (v5.5+ or MariaDB). Mailtrain supports subscriber list management, ...
Plausible Analytics : Plausible is a lightweight and open-source website analytics tool. It doesn’t use cookies and is fully compliant with GDPR, CCPA and PECR.
Cachet : Beautiful & simple service statuses. The open source status page system, for everyone.
Garage : An open-source distributed storage service you can self-host to fullfill many needs.
Open source meeting scheduling tool. Send a link, let others book a slot. Calendly alternative.