Lawnmower - Convert your spare change into Bitcoin
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Tedious - Order On-Demand Lawn Care & Snow Removal
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
YaxReturns - Calculate your cryptocurrency capital gains and taxes
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.