Maily Herald : Maily Herald is a Ruby on Rails engine that helps you send and manage your mailings.
Think of Maily as a self-hosted Mailchimp® you can easily integra...
Mail-in-a-Box : Each Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software. It also includes contacts and calen...
Postal : Postal is a complete and fully featured mail server for use by websites & web servers. Think Sendgrid, Mailgun or Postmark but open source and ready f...
Feedbin : Feedbin is an open source web based RSS reader. It provides a user interface for reading and managing feeds as well as a REST-like API for clients to ...
YunoHost is a server operating system aiming to make self-hosting accessible to everyone.
Matrix : Matrix is an open standard for decentralised communication, providing simple HTTP APIs and open source reference implementations for securely distribu...
Kong : Secure, Manage & Extend your APIs and Microservices
The open-source management layer for APIs, delivering high performance and reliability.
RESTful I...
CodeStream : CodeStream is a free open-source extension for VS Code, Visual Studio, and JetBrains.
CodeStream supercharges development workflows by putting collabo...
ProjectPier.org : ProjectPier is a Free, Open-Source, PHP application for managing tasks, projects and teams through an intuitive web interface. It must be downloaded a...
Imagine all your team communication in one place, instantly searchable, available wherever you go. That's Slack.