67 Free In-Depth Technology Guides

Master Any Technology with Interactive Guides

From modern frontend frameworks and backend systems to Artificial Intelligence and Cloud DevOps infrastructure—explore our curated guides complete with code recipes and real-world examples.

Frontend & Core Web

13 guides
12 minBeginner

HTML5

Master HTML5 with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minBeginner

CSS3

Master CSS3 with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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18 minIntermediate

JavaScript

Master JavaScript with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minIntermediate

TypeScript

Master TypeScript with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate

React.js

Master React.js with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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12 minBeginner to Intermediate

Tailwind CSS

Master Tailwind CSS with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate to Advanced

Next.js

Master Next.js with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minIntermediate

Vue.js

Master Vue.js with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minIntermediate to Advanced

Angular

Master Angular with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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13 minIntermediate to Advanced

3D Web & Three.js

Master 3D Web & Three.js with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minBeginner to Intermediate

REST API

Master REST API with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minBeginner to Intermediate

UI/UX Design

Master UI/UX Design with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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13 minBeginner to Intermediate

Figma Design

Master Figma Design with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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Backend & Systems

9 guides
15 minIntermediate

Node.js

Master Node.js with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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13 minBeginner to Intermediate

Express.js

Master Express.js with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minBeginner to Advanced

Python

Master Python with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate

Java

Master Java with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minBeginner to Intermediate

PHP

Master PHP with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minIntermediate

Laravel

Master Laravel with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minIntermediate to Advanced

Go (Golang)

Master Go (Golang) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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17 minIntermediate to Advanced

Rust

Master Rust with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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13 minBeginner to Intermediate

Ruby

Master Ruby with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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Databases & Storage

5 guides

Cloud, DevOps & Systems

10 guides
13 minBeginner to Intermediate

Git & GitHub

Master Git & GitHub with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minBeginner to Intermediate

Linux

Master Linux with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minIntermediate

Bash Scripting

Master Bash Scripting with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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13 minIntermediate

PowerShell

Master PowerShell with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate

Docker

Master Docker with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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17 minAdvanced

Kubernetes (K8s)

Master Kubernetes (K8s) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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18 minIntermediate to Advanced

Amazon Web Services (AWS)

Master Amazon Web Services (AWS) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate to Advanced

Microsoft Azure

Master Microsoft Azure with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate to Advanced

Google Cloud Platform (GCP)

Master Google Cloud Platform (GCP) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minIntermediate

Ansible

Master Ansible with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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AI & Data Science

6 guides
18 minBeginner to Advanced

Artificial Intelligence (AI)

Master Artificial Intelligence (AI) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate

Machine Learning (ML)

Master Machine Learning (ML) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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13 minBeginner to Intermediate

AI Prompt Engineering

Master AI Prompt Engineering with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minBeginner to Intermediate

Data Science

Master Data Science with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minIntermediate

R Language

Master R Language with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minIntermediate to Advanced

Julia Language

Master Julia Language with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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Mobile & E-Commerce

7 guides
15 minIntermediate

React Native

Master React Native with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate to Advanced

Android Development

Master Android Development with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minIntermediate

Swift & iOS

Master Swift & iOS with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minIntermediate

Kotlin

Master Kotlin with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minBeginner to Intermediate

WordPress Development

Master WordPress Development with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minBeginner to Intermediate

Shopify & Liquid

Master Shopify & Liquid with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minAdvanced

Adobe Commerce (Magento)

Master Adobe Commerce (Magento) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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Computer Science & Languages

17 guides
18 minBeginner to Advanced

Data Structures & Algorithms (DSA)

Master Data Structures & Algorithms (DSA) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minBeginner to Intermediate

Object-Oriented Programming (OOP)

Master Object-Oriented Programming (OOP) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minBeginner to Intermediate

C Language

Master C Language with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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17 minIntermediate to Advanced

C++

Master C++ with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minIntermediate

C# & .NET

Master C# & .NET with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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16 minAdvanced

Assembly Language

Master Assembly Language with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minAdvanced

VLSI Design

Master VLSI Design with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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12 minBeginner

IDE & Developer Tools

Master IDE & Developer Tools with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minBeginner to Intermediate

Power BI

Master Power BI with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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13 minBeginner to Intermediate

Microsoft Excel

Master Microsoft Excel with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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11 minBeginner

PowerPoint & Presentations

Master PowerPoint & Presentations with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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15 minIntermediate to Advanced

Scala Language

Master Scala Language with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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13 minBeginner to Intermediate

Lua Language

Master Lua Language with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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14 minIntermediate

Perl Language

Master Perl Language with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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12 minBeginner to Advanced

Professional English & Tech Communication

Master Professional English & Tech Communication with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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12 minBeginner

Hindi Developer Glossary (हिंदी)

Master Hindi Developer Glossary (हिंदी) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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12 minBeginner

Gujarati Developer Glossary (ગુજરાતી)

Master Gujarati Developer Glossary (ગુજરાતી) with practical code examples, in-depth architectural explanations, verified runnable code recipes and architectural blueprints, and modern best practices on HelloAIHub.

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