Amazon SNS - Fully managed pub/sub messaging for microservices, distributed systems, and serverless applications
highlight.js - Highlight.js is a syntax highlighter written in JavaScript. It works in the browser as well as on the server.
push4site.com - Push4site.com service instant browser push notifications.
Apache Tika - Apache Tika toolkit detects and extracts metadata and text from different file types.
Gotify - a simple self-hosted server for sending and receiving messages
Bootstrap Table - Bootstrap Table has been designed to reduce development time and to require no specific knowledge from developers.