HCL
HCL (HashiCorp Configuration Language) is a declarative configuration language that is both human-friendly and machine-friendly, created by HashiCorp.
Hibernate
Hibernate is a powerful Java-based ORM framework that maps objects to database tables, addresses object-relational impedance mismatch, and provides HQL, caching, and transaction support.
HMI
HMI, or Human-Machine Interface, is the interface that allows people to control and monitor machines - from industrial control panels to modern in‑vehicle and factory touchscreens.
HTML
HTML is the foundation of web development - a markup language that structures web page content so it's readable by humans and machines.
HTMX
HTMX is a lightweight JavaScript library that gives HTML superpowers for interactivity directly from the server - without writing custom JavaScript.
Icon
Icon is a high-level language with unique text-processing features and a goal-directed evaluation system, making it especially powerful for pattern matching and backtracking.
Inform
Inform is a programming language for interactive fiction that lets you write games in near-natural English - great for storytellers intimidated by code.
Io
Io is a minimalist, prototype-based language where everything is an object and communication happens via messages - ideal for thinking outside the class box.
iOS
iOS is Apple's mobile operating system for iPhone (and now iPad, although iPadOS is a separate variant) - stable, secure, and rich with apps from the App Store.
IoT
Internet of Things (IoT) is a network of sensor-driven "things" connected to the internet to collect, exchange, and act on data.
Ivy
Ivy Framework is an AI-driven .NET framework that lets you build internal apps in one sweep - frontend, backend, and everything - directly in C#.
Java
Java is a robust, object-oriented language that lets you write code once and run it everywhere - ideal for everything from enterprise applications to Android development.
JavaScript
JavaScript is at the heart of modern web development - a language that makes pages dynamic and interactive.
Jenkins
An open-source automation server for continuous integration and delivery, built in Java and backed by a huge plugin ecosystem.
Jira
A powerful issue and project management system from Atlassian, commonly used for agile development and bug tracking.
JScript
JScript is Microsoft's implementation of ECMAScript - a JavaScript cousin mainly used in Internet Explorer and Windows Script Host.
Julia
Julia is a high-performance language that combines Python's simplicity with C's speed - ideal for numerical analysis, data science and machine learning.
Jupyter Notebook
Jupyter Notebook is an interactive tool that lets you write and run code, visualize data and document everything in one place - perfect for data science, machine learning and research.
Kafka
An open-source platform for distributed event streaming, optimized for high throughput, scalability and low latency.
Kibana
Kibana is a web-based visualization and analysis tool developed by Elastic NV that lets you explore and visualize data stored in Elasticsearch clusters.