What are some alternatives?
When comparing Sell My App and CodeCanyon, you can also consider the following products
Codester - The marketplace for ready-to-use web development assets
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
SquareBit.io - A digital product marketplace with deep Git integration.
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
MuleSoft Anypoint Platform - Anypoint Platform is a unified, highly productive, hybrid integration platform that creates an application network of apps, data and devices with API-led connectivity.