Qalculate! - Qalculate! is a multiplatform multi-purpose desktop calculator.
MailHog - MailHog is an email testing tool inspired by MailCatcher, but easier to install.
NoteCalc - Browser-based notepad built for math calculations.
Mailtrap - Email Delivery Platform that delivers just in time. Great for businesses and individuals.
Soulver - Soulver is a software application that functions as a calculator that allows you type a continuous stream of information rather than having to input data into multiple cells.
MailCatcher - MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a...