MailHog - MailHog is an email testing tool inspired by MailCatcher, but easier to install.
SpeQ Mathematics - SpeQ is a small, extensive mathematics program with a simple, intuitive interface.
Mailtrap - Email Delivery Platform that delivers just in time. Great for businesses and individuals.
Qalculate! - Qalculate! is a multiplatform multi-purpose desktop calculator.
MailCatcher - MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a...
NumWorks - The graphing calculator that makes learning math easier.