Start Here
Begin with broad courses that introduce the fundamentals before moving into focused lessons.
Learn Tech Classes
Free Tech Classes courses, lessons, transcripts, and guided learning paths on CourseHive.
Free Tech Classes Courses
Tech Classes Learning Paths
Practice Concepts
Use lesson transcripts and key concepts to review specific ideas and reinforce your understanding.
Go Deeper
Follow related courses and topic links to build a wider learning path around Tech Classes.
Build your Tech Classes habit in the app
Browse courses, revisit transcripts, and continue learning on Android or iOS.
Tech Classes Lessons With Transcripts
Visitor Design Pattern | UML + Code | System Design
Welcome to Lecture 38 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Eighth week for #systemdesign #8weeksLLdchallenge We are doing 8 we...
System Design Full CourseBuild Chess Game | UML + Code | System Design
Welcome to Lecture 37 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Eighth week for #lowleveldesign #systemdesign #8weeksLLdchallenge W...
System Design Full CourseMediator Design Pattern | Build Chat Room | UML + Code | System Design
Welcome to Lecture 35 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Seventh week for #lowleveldesign #systemdesign #8weeksLLdchallenge...
System Design Full CourseBuild Snake and Ladder Game | UML + Code | System Design
Welcome to Lecture 34 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Seventh week for #lowleveldesign #systemdesign #8weeksLLdchallenge...
System Design Full CourseBuild Splitwise Clone | Expense Splitting App | System Design
Welcome to Lecture 31 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Seventh week for #lowleveldesign #systemdesign #8weeksLLdchallenge....
System Design Full CourseFlyweight Design Pattern | UML + Code | System Design
Welcome to Lecture 30 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Sixth week for #lowleveldesign #systemdesign #8weeksLLdchallenge. W...
System Design Full CourseIterator Design Pattern | UML + Code | System Design
Welcome to Lecture 29 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Sixth week for #lowleveldesign #systemdesign #8weeksLLdchallenge. W...
System Design Full CourseBuilder Design Pattern | Classic Builder | Step Builder | UML + Code | System Design
Welcome to Lecture 28 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Sixth week for #lowleveldesign #systemdesign #8weeksLLdchallenge. W...
System Design Full CourseBuild Tinder | Dating Site | System Design
Welcome to Lecture 27 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Sixth week for #lowleveldesign #systemdesign #8weeksLLdchallenge. W...
System Design Full CourseBuild Zepto | 10-Mins Quick Commerce | Inventory Management | System Design
Welcome to Lecture 26 of the Ultimate Low-Level Design (LLD) Series by Coder Army! Sixth week for #lowleveldesign #systemdesign #8weeksLLdchallenge. W...
System Design Full CourseBridge Pattern | Real-world use case + Code | System Design
Welcome to Lecture 25 of the Ultimate Low-Level Design (LLD) Series by Coder Army! fifth week for #lowleveldesign #systemdesign #8weeksLLdchallenge. I...
System Design Full CourseBuild Discount Coupon Engine | System Design
Welcome to Lecture 24 of the Ultimate Low-Level Design (LLD) Series by Coder Army! fifth week for #lowleveldesign #systemdesign #8weeksLLdchallenge. W...
System Design Full CourseTech Classes Key Concepts
Tech Classes FAQs
Where can I learn Tech Classes for free?
CourseHive collects free Tech Classes courses and lessons so you can start learning online without payment.
What is included on this Tech Classes topic page?
This page groups related courses, individual lessons, transcripts, and key concepts for Tech Classes.
How should I choose a Tech Classes course?
Start with a course that matches your level, then use related lessons and transcripts to review specific concepts.