Elasticsearch
Elasticsearch is an open-source search engine based on Lucene. Documents are provided in JSON and can be searched and aggregated thanks to REST.
Application Development
Vaadin
Vaadin is a Java-based server-side framework which makes it much easier to create web applications.
Kibana
Kibana is an open frontend application that uses the Elastic Stack. It enables visualization of indexed Elasticsearch data as well as index management, alerting and monitoring of entire Elasticsearch clusters.
Django
Django is a Python-based open-source web framework which follows a model-view-presenter pattern and is suitable for developing web apps and interactive websites based on Python.
Lucene
Apache Lucene is a freely accessible program library which can be used to find information using full-text searches.
Android App
An Android App is specific software for use with a version of the Android operation system.
MongoDB Atlas Search
MongoDB Atlas Search is a full-text search solution that gives you a seamless, scalable experience for building relevance-based app features.