Awesome

Sitecore Endpoints

Ready to pick-and-use samples of Sitecore Services Client and Sitecore WebApi implemented in a form Helix feature

Please note this codebase is configured to .NET 4.6.2 which defaults to Sitecore 9.0.* - for newer versions please consider updating references

Sitecore ServiesClient Sitecore WebApi

If you are working with Sitecore SXA, please consider its built-in headleass capabilieties (see link below)

WebApi and ServicesClient minimal project modules skeletons - an old blog post referencing these features
Headless with Sitecore Experience Accelerator - SXA enables you modelling data in JSON format and provides API to access the content for the site