Explored a range of interesting technologies for developing accessible web apps and PWAs, mainly with with nodejs back ends. The following are highly recommended:
React, redux and Next frontend libraries. Create-react-app is invaluable.
hyperapp a very pleasant micro framework including VDOM and state management in a tiny file.
The much anticipated CSS Grid and Firefox Grid explorer in F12 tools
TypeScript, ESLint and Prettier for static code validation
Cypress.io end-to-end testing that is a joy to use.
Microsoft Azure Functions and Logic Apps serverless features.
Zeit now incredibly easy to use serverless tooling. So innovative. Just awesome.
Zeit micro and serve for light back end on node.
Microsoft Azure DevOps Services (was VSTS) CI/CD for anything and more, including free git repos.