Android Os Internals - Aosp Mobile Rom Development 2025

Published

Master Android Open Source Project and build custom ROMs with deep understanding of Android internals

4.9
👥 32,150 students
⏱️ 42 hours
🔄 Updated February 2026
🎞️ Subtitle: Tiếng Anh + Tiếng Việt

Android is one of the most widely deployed operating systems in the world, powering billions of devices across mobile, TV, automotive, and embedded platforms. Yet, structured and practical training on AOSP (Android Open Source Project) development remains limited and difficult to find.

This course provides a clear, systematic pathway to understanding Android OS internals, from architecture and build systems to source compilation and advanced system components. Whether you are new to AOSP or looking to deepen your platform-level expertise, this program is designed to give you the foundational knowledge and practical skills required to work confidently with the Android operating system itself.

What you'll learn

  • Understand Android OS architecture and internals
  • Learn AOSP source code structure and compilation
  • Build custom Android ROMs from source
  • Modify and customize system components
  • Work with Android kernel and drivers
  • Implement system-level features and optimizations
  • Debug and troubleshoot Android system issues
  • Create Runtime Resource Overlays (RRO)
  • Understand SELinux policies and security
  • Deploy and test custom ROMs on devices

Course content

19 sections 66 lectures 6h 48m total length
1 - Introduction
2 lectures • 6 min
1 - Course Introduction
1 min
2 - Introduction to AOSP
4 min
2 - AOSP Development Environment Setup and Download Source Code
8 lectures • 39 min
3 - System Requirements
3 min
4 - Install required Packages
2 min
5 - Download Repo
3 min
6 - Download AOSP Source
4 min
7 - Build and run AOSP12 Phone Emulator
6 min
8 - Download, Build and run Android 13 Phone Emulator
3 min
9 - Android 15 Download - Part1
5 min
10 - Android 15 Download - Part2
9 min
3 - Common AOSP Commands and Utility tools
3 lectures • 15 min
11 - Common AOSP Commands for Terminal
6 min
12 - ASfP (Android Studio for Platform Developers)
6 min
13 - AIDEGEN - Open Projects in Intellij or Android Studio
3 min
4 - Android Architecture
1 lectures • 11 min
14 - Android Architecture
11 min
5 - Android Boot Sequence
3 lectures • 26 min
15 - Android Boot Sequence - Closer look at Init Process
7 min
16 - Android Boot Sequence - Closer look at Zygote Process
10 min
17 - Android Boot Sequence - Closer look at System Server Process
8 min
6 - AOSP Folder Walkthrough
6 lectures • 24 min
18 - Folder Walkthrough1
6 min
19 - Folder Walkthrough2
4 min
20 - Folder Walkthrough3
2 min
21 - Folder Walkthrough4
4 min
22 - Folder Walkthrough 5
2 min
23 - Folder Walkthrough 6
3 min
7 - AOSP Build System - Deep Dive
8 lectures • 22 min
24 - Soong Build System
4 min
25 - Build Architecture 1
2 min
26 - envsetup.sh
2 min
27 - croot and m, mm, commands
3 min
28 - grep
3 min
29 - mod command
2 min
30 - envsetup.sh script
59 sec
31 - definitions.mk
1 min
8 - Introduction to Phone System UI
5 lectures • 26 min
32 - Introduction
3 min
33 - Architecture
6 min
34 - System UI Startup Process
3 min
35 - System UI Code Walkthrough
7 min
36 - System UI Quick Settings
5 min
9 - System UI Keyguard Module
2 lectures • 5 min
37 - Keyguard Intro
2 min
38 - Keyguard Implementation
3 min
10 - Runtime Resource Overlays
2 lectures • 20 min
39 - RRO Introduction - How it Works
6 min
40 - RRO Practical
13 min
11 - Add New Android Application into AOSP
3 lectures • 14 min
41 - Introduction
2 min
42 - Add a Java project Practical
7 min
43 - Add Kotlin Project Practical
4 min
12 - ADB
2 lectures • 7 min
44 - ADB Introduction
3 min
45 - ADB Commands
4 min
13 - AOSP - Projects -Change the Boot Animation
1 lectures • 10 min
46 - Change the Boot Animation Theory and Practical
10 min
14 - Add a System Service
8 lectures • 21 min
47 - Android System Service
49 sec
48 - Binder Introduction
1 min
49 - Binder IPC
1 min
50 - Add a System Service - Task Summary
1 min
51 - Add a System Service - Code Walkthrough
1 min
52 - Add a System Service - Generate the Stubs
2 min
53 - Add a System Service - Implement the code
6 min
54 - Add a System Service - Test it & SeLinux
5 min
15 - SELinux
3 lectures • 14 min
55 - A Simple Introduction to SELINUX
5 min
56 - SELinux Intro
4 min
57 - SELinux HandsOn
5 min
16 - SDK
2 lectures • 4 min
58 - Create an SDK
1 min
59 - Create an SDK Hands On
2 min
17 - SDK Addon's
2 lectures • 22 min
60 - Add Shared Library Addon
4 min
61 - Add Shared Library Addon Practical
18 min
18 - Android Security Architecture
4 lectures • 13 min
62 - Overview of key security components
3 min
63 - SELinux
3 min
64 - Verified Boot
3 min
65 - Permission Model
3 min
19 - Thank You and Keep in Touch
1 lectures • 25 sec
66 - Thank you
25 sec

Requirements

  • Strong C/C++ programming knowledge
  • Linux command line proficiency
  • Understanding of operating system concepts
  • Familiarity with Android development basics
  • A powerful computer for building ROMs
  • Linux development environment (Ubuntu recommended)

AOSP Development Course – Master Android OS Internals from the Ground Up

Android powers more than 2.5 billion active devices worldwide, spanning smartphones, tablets, Android TV, automotive systems, and wearable devices. Despite its massive ecosystem and long-standing presence in the market, high-quality, structured training for AOSP (Android Open Source Project) development remains limited. Most resources are fragmented, outdated, or overly theoretical.

This course was created to solve that gap.

Designed for developers at any level, this program provides a structured and practical pathway to learning Android OS development, with a strong focus on mobile devices. Whether you are a beginner exploring AOSP for the first time or an experienced Android developer seeking deeper system-level knowledge, this course delivers the technical foundation required to understand and build the Android platform itself.

The curriculum is compact, information-dense, and engineered for practical learning. Each module is structured to ensure that you continuously gain actionable knowledge throughout the program.

May be you interested in Web development category:

What This AOSP Course Covers

  • Introduction to AOSP and Android OS architecture
  • Deep dive into Android Architecture
  • Development environment setup for AOSP
  • Understanding the AOSP folder structure and core modules
  • Android Build System fundamentals
  • Step-by-step guide to building AOSP from source
  • Practical hands-on projects
  • Advanced topics including:
  • System Services
  • SystemUI
  • SELinux
  • Android SDK internals
  • And other essential Android OS components

By understanding Android OS internals, you gain a competitive advantage as a developer. This course is particularly valuable for:

  • Developers entering the AOSP development field
  • Engineers working on custom Android ROMs
  • Embedded and system engineers
  • Android application developers who want deeper platform-level knowledge
  • Professionals preparing for roles involving Android framework or system customization

By the end of the course, you will have the technical understanding required to:

  • Navigate and modify AOSP source code
  • Build Android from source confidently
  • Customize system components
  • Move toward creating your own Android version

If you’re serious about advancing your career in Android OS development, this structured AOSP course provides the roadmap you need.

👉 Enroll in the course today and start building your expertise in Android OS and AOSP development.

Frequently Asked Questions

What is the AOSP Development course about?

The AOSP Development course teaches how Android works at the operating system level, focusing on Android Open Source Project (AOSP) architecture, system internals, build processes, and customization beyond standard Android app development.

Who should take this AOSP Development course?

This course is designed for developers of all levels who want to understand Android OS internals, work on Android system development, customize Android frameworks, or build custom Android ROMs.

Do I need prior AOSP or Android system experience?

No prior AOSP experience is required. The course provides structured, step-by-step guidance suitable for developers who want to transition from application development to Android OS-level development.

What will I learn about Android architecture in this course?

You will learn the complete Android architecture, including system layers, framework components, system services, SystemUI, and how Android OS components interact internally.

Will I learn how to build Android from source code?

Yes. The course includes hands-on practice setting up the AOSP development environment and building the Android operating system directly from source code.

Does the course cover the Android Build System?

Yes. You will study how the Android Build System works, how modules are compiled, and how different components are integrated during the OS build process.

What advanced AOSP topics are included?

Advanced topics include System Services, SystemUI, SELinux, Android SDK internals, and techniques for customizing and extending the Android system.

Can this course help me create a custom Android ROM?

Yes. By understanding AOSP structure and build processes, you will gain the skills required to customize Android and develop your own custom ROM.

Is this course suitable for embedded or IoT Android development?

Yes. The knowledge gained from AOSP internals is applicable to embedded systems, IoT devices, automotive systems, and customized Android-based platforms.

What career opportunities can this course support?

The course prepares learners for roles in Android framework development, Android OS customization, embedded Android engineering, custom ROM development, and enterprise system optimization.

What practical skills will I gain after completing the course?

You will be able to navigate AOSP source code, modify system components, build Android OS from scratch, and customize system-level features with confidence.

Why learn AOSP instead of only Android app development?

Learning AOSP allows you to understand Android at the system level, enabling deeper customization, performance optimization, and access to advanced Android engineering roles beyond application development.

About the Instructor

Rari Muthu

Rari Muthu

Senior Android Developer & ROM Developer

4.9 Rating
👥 28,000 Students
📚 12 Courses

Experienced Android developer with extensive knowledge of AOSP, kernel development, and custom ROM creation. Has contributed to multiple open-source Android projects and trained hundreds of developers.

Course preview
4.9
👥32,150 students
⏱️42 hours

This course includes:

  • 🎥On-demand video
  • 📥Downloadable resources
  • 📱Access on mobile and TV
  • ♾️Full lifetime access
  • 🏆Certificate of completion