Alerta is an open-source monitoring platform that aggregates alerts from various sources and provides a central location for viewing, acknowledging, and routing them. It is highly customizable and integrates with a wide range of tools and platforms.

aaPanel is a simple but powerful control panel for linux server.

Apache Camel is an open-source integration framework that simplifies the development of integration applications. It provides a declarative syntax for defining integration routes and supports a wide range of protocols and components.

Apache Ant is an open-source build tool that automates the software build process. It is based on Java and uses XML files to define build tasks.

Apache HTTP Server is an open-source web server that is one of the most popular web servers in the world. It is known for its stability, security, and performance.

Apache Tomcat is an open-source web server and servlet container that is used to deploy JavaServer Pages (JSPs) and servlets.

Appsmith is a low code, open-source developer tool to build internal applications quickly. You can drag and drop pre-built widgets to build UI on a grid-style canvas. Appsmith simplifies frontend and backend integration between the UI and the datasource to optimize building applications. Appsmith supports JavaScript inside widgets, queries, and almost any other component to add logic, transform data, and define complex workflows.

Argo CD is an open-source continuous delivery (CD) tool that automates the deployment of applications to Kubernetes clusters.

Manage Ansible playbooks, inventories, and schedule jobs to run using the web interface.