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Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
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Custom VMs From 1 to 96 vCPUs With 99.95% Uptime
General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.
Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
GreenMail is an intuitive and easy-to-use test suite of email servers for testing purposes. Supports SMTP, POP3, IMAP with SSL socket support, and configurable user accounts and credentials. All in 100% Java.
WE'VE MOVED TO GIT HUB: https://github.com/greenmail-mail-test/greenmail
tcp/ip utility for testing network connections/ports
Sender is a windows tcp/ip client/host that lets you send and recieve text to and from tcp/ip ports. It now has a hex mode so that you can send any 8bit byte combinations. It can be used for testing simple pop and smtp connections (original project reason) or for any other protocols for which you may want to test by hand from windows.
Mailster is a project aimed at testing software mail capabilities. It provides a mail server container to test emails sent by your apps without rewriting your application code.