Free CS & AI courses that actually get you job-ready.
100+ structured tracks built from the best free YouTube lessons on the planet — curated, sequenced, and translated into 9 languages. No signup. No paywall. Start any course in 10 seconds.
Every course is a hand-picked YouTube playlist organized into modules and lessons, with quizzes, prerequisites, and an estimated completion time. Available in 9 languages. Built by engineers who hire engineers.
137 of 180 courses fully loaded with video lessons — new tracks unlock every week.
AI Agents — ReAct & AutoGPT
AI Agents — ReAct & AutoGPT — self-paced course in advanced.
AI Cost Optimization
AI Cost Optimization — self-paced course in advanced.
AI Observability — LangSmith & Arize
AI Observability — LangSmith & Arize — self-paced course in advanced.
AI Red Teaming & Prompt Security
AI Red Teaming & Prompt Security — self-paced course in advanced.
AI Safety & Alignment
AI Safety & Alignment — self-paced course in advanced.
beginner
🆕 New
AI के लिए Python: शुरुआत से Agent तक
AI के लिए Python: शुरुआत से Agent तक — self-paced course in beginner.
advanced
🆕 New
Android Jetpack Compose Mastery
Android Jetpack Compose Mastery — self-paced course in advanced.
advanced
🆕 New
Apache Airflow Deep Dive
Apache Airflow Deep Dive — self-paced course in advanced.
advanced
🆕 New
Apache Cassandra — Wide-Column Store
Apache Cassandra — Wide-Column Store — self-paced course in advanced.
advanced
🆕 New
Apache Druid — Real-Time OLAP
Apache Druid — Real-Time OLAP — self-paced course in advanced.
advanced
🆕 New
Apache Flink — Real-Time Stream Processing
Apache Flink — Real-Time Stream Processing — self-paced course in advanced.
advanced
🆕 New
Apache Kafka — Event Streaming Platform
Apache Kafka — Event Streaming Platform — self-paced course in advanced.
advanced
🆕 New
Apache Spark — Big Data Processing
Apache Spark — Big Data Processing — self-paced course in advanced.
API Design Patterns Advanced
API Design Patterns Advanced — self-paced course in advanced.
API Documentation — OpenAPI 3
API Documentation — OpenAPI 3 — self-paced course in intermediate.
advanced
🆕 New
API Gateway Patterns
API Gateway Patterns — self-paced course in advanced.
API Rate Limiting & Throttling
API Rate Limiting & Throttling — self-paced course in intermediate.
API Versioning Strategies
API Versioning Strategies — self-paced course in intermediate.
advanced
🆕 New
Application Security — SAST & DAST
Application Security — SAST & DAST — self-paced course in advanced.
AR/VR Development — WebXR
AR/VR Development — WebXR — self-paced course in advanced.
intermediate
🆕 New
Astro — The Content-Focused Framework
Astro — The Content-Focused Framework — self-paced course in intermediate.
advanced
🆕 New
Authentication & OAuth 2.1
Authentication & OAuth 2.1 — self-paced course in advanced.
intermediate
🆕 New
AWS के साथ Cloud Computing
AWS के साथ Cloud Computing — self-paced course in intermediate.
intermediate
🆕 New
Backend for Frontend (BFF)
Backend for Frontend (BFF) — self-paced course in intermediate.
advanced
🆕 New
Backstage — Developer Portals
Backstage — Developer Portals — self-paced course in advanced.
Bluetooth Low Energy (BLE)
Bluetooth Low Energy (BLE) — self-paced course in intermediate.
Brain-Computer Interfaces
Brain-Computer Interfaces — self-paced course in advanced.
intermediate
🆕 New
Browser Extensions
Browser Extensions — self-paced course in intermediate.
advanced
🆕 New
Browser Internals — V8 & Rendering
Browser Internals — V8 & Rendering — self-paced course in advanced.
Calculus for Deep Learning
Calculus for Deep Learning — self-paced course in intermediate.
intermediate
🆕 New
CDN & Edge — Cloudflare Workers
CDN & Edge — Cloudflare Workers — self-paced course in intermediate.
advanced
🆕 New
Chaos Engineering
Chaos Engineering — self-paced course in advanced.
advanced
🆕 New
ClickHouse — Analytics Database
ClickHouse — Analytics Database — self-paced course in advanced.
advanced
🆕 New
Clojure — Lisp on the JVM
Clojure — Lisp on the JVM — self-paced course in advanced.
advanced
🆕 New
Cloud Security — IAM Patterns
Cloud Security — IAM Patterns — self-paced course in advanced.
advanced
🆕 New
Compilers — How Programming Languages Work
Compilers — How Programming Languages Work — self-paced course in advanced.
advanced
🆕 New
Computer Graphics & WebGL
Computer Graphics & WebGL — self-paced course in advanced.
intermediate
🆕 New
Computer Networking की बुनियाद
Computer Networking की बुनियाद — self-paced course in intermediate.
Computer Vision — Object Detection
Computer Vision — Object Detection — self-paced course in advanced.
advanced
🆕 New
Computer Vision with PyTorch
Computer Vision with PyTorch — self-paced course in advanced.
advanced
🆕 New
Container Security
Container Security — self-paced course in advanced.
Contract Testing with Pact
Contract Testing with Pact — self-paced course in advanced.
advanced
🆕 New
CRDTs — Conflict-Free Data Types
CRDTs — Conflict-Free Data Types — self-paced course in advanced.
advanced
🆕 New
Cryptography in Practice
Cryptography in Practice — self-paced course in advanced.
intermediate
🆕 New
Cybersecurity की बुनियाद
Cybersecurity की बुनियाद — self-paced course in intermediate.
advanced
🆕 New
Data Engineering Pipelines
Data Engineering Pipelines — self-paced course in advanced.
advanced
🆕 New
Data Mesh Architecture
Data Mesh Architecture — self-paced course in advanced.
advanced
🆕 New
Database Internals — Storage Engines
Database Internals — Storage Engines — self-paced course in advanced.
intermediate
🆕 New
dbt — Data Build Tool
dbt — Data Build Tool — self-paced course in intermediate.
advanced
🆕 New
Deep Learning और Neural Networks
Deep Learning और Neural Networks — self-paced course in advanced.
DeFi Patterns
DeFi Patterns — self-paced course in advanced.
intermediate
🆕 New
Design Patterns और Low-Level Design
Design Patterns और Low-Level Design — self-paced course in intermediate.
intermediate
🆕 New
DevOps और CI/CD Pipelines
DevOps और CI/CD Pipelines — self-paced course in intermediate.
Diffusion Models Deep Dive
Diffusion Models Deep Dive — self-paced course in advanced.
intermediate
🆕 New
Discrete Mathematics for CS
Discrete Mathematics for CS — self-paced course in intermediate.
advanced
🆕 New
Distributed Caching Patterns
Distributed Caching Patterns — self-paced course in advanced.
advanced
🆕 New
Distributed Consensus — Raft & Paxos
Distributed Consensus — Raft & Paxos — self-paced course in advanced.
intermediate
🆕 New
Docker और Containers
Docker और Containers — self-paced course in intermediate.
advanced
🆕 New
Domain-Driven Design (DDD)
Domain-Driven Design (DDD) — self-paced course in advanced.
Elasticsearch & Lucene
Elasticsearch & Lucene — self-paced course in advanced.
advanced
🆕 New
Elixir & Phoenix — Concurrent Web
Elixir & Phoenix — Concurrent Web — self-paced course in advanced.
Embedded Systems with Rust
Embedded Systems with Rust — self-paced course in advanced.
Embeddings & Semantic Search
Embeddings & Semantic Search — self-paced course in intermediate.
advanced
🆕 New
Ethical Hacking & Penetration Testing
Ethical Hacking & Penetration Testing — self-paced course in advanced.
advanced
🆕 New
Event Sourcing & CQRS
Event Sourcing & CQRS — self-paced course in advanced.
advanced
🆕 New
Event-Driven Architecture
Event-Driven Architecture — self-paced course in advanced.
Firmware Development
Firmware Development — self-paced course in advanced.
intermediate
🆕 New
Flutter — Cross-Platform Mobile Apps
Flutter — Cross-Platform Mobile Apps — self-paced course in intermediate.
Full-Text Search Strategies
Full-Text Search Strategies — self-paced course in intermediate.
intermediate
🆕 New
Game Development with Unity
Game Development with Unity — self-paced course in intermediate.
advanced
🆕 New
Game Networking — Multiplayer
Game Networking — Multiplayer — self-paced course in advanced.
advanced
🆕 New
Game Physics & Math
Game Physics & Math — self-paced course in advanced.
beginner
🆕 New
Git & GitHub — डेवलपर्स के लिए वर्जन कंट्रोल
Git & GitHub — डेवलपर्स के लिए वर्जन कंट्रोल — self-paced course in beginner.
advanced
🆕 New
GitOps with Argo CD
GitOps with Argo CD — self-paced course in advanced.
intermediate
🆕 New
Go: Cloud-Native Backend Development
Go: Cloud-Native Backend Development — self-paced course in intermediate.
intermediate
🆕 New
Godot — Open Source Game Engine
Godot — Open Source Game Engine — self-paced course in intermediate.
intermediate
🆕 New
Google Cloud Platform (GCP)
Google Cloud Platform (GCP) — self-paced course in intermediate.
intermediate
🆕 New
GraphQL — Modern API Design
GraphQL — Modern API Design — self-paced course in intermediate.
advanced
🆕 New
gRPC & Protocol Buffers
gRPC & Protocol Buffers — self-paced course in advanced.
advanced
🆕 New
Haskell — Functional Programming
Haskell — Functional Programming — self-paced course in advanced.
intermediate
🆕 New
Helm Charts — Kubernetes Packaging
Helm Charts — Kubernetes Packaging — self-paced course in intermediate.
advanced
🆕 New
Hexagonal & Clean Architecture
Hexagonal & Clean Architecture — self-paced course in advanced.
Information Theory
Information Theory — self-paced course in advanced.
intermediate
🆕 New
Internationalization (i18n)
Internationalization (i18n) — self-paced course in intermediate.
advanced
🆕 New
iOS Animations & SwiftUI Mastery
iOS Animations & SwiftUI Mastery — self-paced course in advanced.
IoT — MQTT & CoAP
IoT — MQTT & CoAP — self-paced course in intermediate.
beginner
🆕 New
Java: शुरुआत से Enterprise तक
Java: शुरुआत से Enterprise तक — self-paced course in beginner.
intermediate
🆕 New
Kotlin और Android Development
Kotlin और Android Development — self-paced course in intermediate.
advanced
🆕 New
Kubernetes — Container Orchestration at Scale
Kubernetes — Container Orchestration at Scale — self-paced course in advanced.
intermediate
🆕 New
LangChain — Build LLM Applications
LangChain — Build LLM Applications — self-paced course in intermediate.
Layer 2 — Optimistic Rollups
Layer 2 — Optimistic Rollups — self-paced course in advanced.
Linear Algebra for ML
Linear Algebra for ML — self-paced course in intermediate.
beginner
🆕 New
Linux और Bash — डेवलपर्स के लिए कमांड लाइन
Linux और Bash — डेवलपर्स के लिए कमांड लाइन — self-paced course in beginner.
LLM Evaluation & Benchmarking
LLM Evaluation & Benchmarking — self-paced course in advanced.
advanced
🆕 New
LLM Fine-Tuning with LoRA & QLoRA
LLM Fine-Tuning with LoRA & QLoRA — self-paced course in advanced.
intermediate
🆕 New
Logging at Scale — ELK & Loki
Logging at Scale — ELK & Loki — self-paced course in intermediate.
advanced
🆕 New
Microservices — Patterns & Practices
Microservices — Patterns & Practices — self-paced course in advanced.
intermediate
🆕 New
Microsoft Azure for Developers
Microsoft Azure for Developers — self-paced course in intermediate.
advanced
🆕 New
MLOps — Machine Learning in Production
MLOps — Machine Learning in Production — self-paced course in advanced.
advanced
🆕 New
Mobile App Architecture — Clean & Scalable
Mobile App Architecture — Clean & Scalable — self-paced course in advanced.
advanced
🆕 New
Mobile App Performance Tuning
Mobile App Performance Tuning — self-paced course in advanced.
intermediate
🆕 New
Mobile Push Notifications
Mobile Push Notifications — self-paced course in intermediate.
intermediate
🆕 New
Mobile Testing — XCTest & Espresso
Mobile Testing — XCTest & Espresso — self-paced course in intermediate.
intermediate
🆕 New
Modern JavaScript — ES6 से Async/Await तक
Modern JavaScript — ES6 से Async/Await तक — self-paced course in intermediate.
intermediate
🆕 New
MongoDB & NoSQL Databases
MongoDB & NoSQL Databases — self-paced course in intermediate.
advanced
🆕 New
Multimodal Models — CLIP & BLIP
Multimodal Models — CLIP & BLIP — self-paced course in advanced.
Mutation Testing
Mutation Testing — self-paced course in advanced.
intermediate
🆕 New
Next.js — Full-Stack React Framework
Next.js — Full-Stack React Framework — self-paced course in intermediate.
NFT Smart Contracts
NFT Smart Contracts — self-paced course in advanced.
advanced
🆕 New
NLP और Large Language Models
NLP और Large Language Models — self-paced course in advanced.
intermediate
🆕 New
Node.js — Server-Side JavaScript
Node.js — Server-Side JavaScript — self-paced course in intermediate.
Numerical Computing
Numerical Computing — self-paced course in intermediate.
advanced
🆕 New
OpenTelemetry & Distributed Tracing
OpenTelemetry & Distributed Tracing — self-paced course in advanced.
advanced
🆕 New
Operating Systems Concepts
Operating Systems Concepts — self-paced course in advanced.
Performance Testing with k6
Performance Testing with k6 — self-paced course in intermediate.
advanced
🆕 New
Platform Engineering
Platform Engineering — self-paced course in advanced.
intermediate
🆕 New
PostgreSQL — Advanced Queries & Performance
PostgreSQL — Advanced Queries & Performance — self-paced course in intermediate.
Probability & Statistics
Probability & Statistics — self-paced course in intermediate.
intermediate
🆕 New
Prometheus & Grafana
Prometheus & Grafana — self-paced course in intermediate.
intermediate
🆕 New
Prompt Engineering और AI Agents
Prompt Engineering और AI Agents — self-paced course in intermediate.
Property-Based Testing
Property-Based Testing — self-paced course in advanced.
intermediate
🆕 New
Pulumi — Infrastructure as Code
Pulumi — Infrastructure as Code — self-paced course in intermediate.
intermediate
🆕 New
PWAs & Service Workers
PWAs & Service Workers — self-paced course in intermediate.
intermediate
🆕 New
Python के साथ Machine Learning
Python के साथ Machine Learning — self-paced course in intermediate.
Quantum Computing Fundamentals
Quantum Computing Fundamentals — self-paced course in advanced.
intermediate
🆕 New
RabbitMQ — Message Queues
RabbitMQ — Message Queues — self-paced course in intermediate.
RAG System Design Advanced
RAG System Design Advanced — self-paced course in advanced.
intermediate
🆕 New
React Native — Cross-Platform Mobile
React Native — Cross-Platform Mobile — self-paced course in intermediate.
intermediate
🆕 New
React.js — आधुनिक UI विकास
React.js — आधुनिक UI विकास — self-paced course in intermediate.
Real-Time Operating Systems (RTOS)
Real-Time Operating Systems (RTOS) — self-paced course in advanced.
advanced
🆕 New
Recommendation Systems
Recommendation Systems — self-paced course in advanced.
intermediate
🆕 New
Redis — Caching & In-Memory Data
Redis — Caching & In-Memory Data — self-paced course in intermediate.
advanced
🆕 New
Reinforcement Learning
Reinforcement Learning — self-paced course in advanced.
intermediate
🆕 New
REST APIs — डिज़ाइन और निर्माण
REST APIs — डिज़ाइन और निर्माण — self-paced course in intermediate.
advanced
🆕 New
Rust — Systems Programming Without Fear
Rust — Systems Programming Without Fear — self-paced course in advanced.
advanced
🆕 New
Sagas & Distributed Transactions
Sagas & Distributed Transactions — self-paced course in advanced.
advanced
🆕 New
Scala for Backend Development
Scala for Backend Development — self-paced course in advanced.
Search Relevance & BM25
Search Relevance & BM25 — self-paced course in advanced.
Search UI Patterns
Search UI Patterns — self-paced course in intermediate.
intermediate
🆕 New
SEO Engineering for Developers
SEO Engineering for Developers — self-paced course in intermediate.
advanced
🆕 New
Serverless with AWS Lambda Advanced
Serverless with AWS Lambda Advanced — self-paced course in advanced.
advanced
🆕 New
Service Mesh — Istio & Linkerd
Service Mesh — Istio & Linkerd — self-paced course in advanced.
advanced
🆕 New
Site Reliability Engineering (SRE)
Site Reliability Engineering (SRE) — self-paced course in advanced.
intermediate
🆕 New
Snowflake — Cloud Data Warehouse
Snowflake — Cloud Data Warehouse — self-paced course in intermediate.
Solana Development
Solana Development — self-paced course in advanced.
intermediate
🆕 New
Solid.js — Fine-Grained Reactivity
Solid.js — Fine-Grained Reactivity — self-paced course in intermediate.
advanced
🆕 New
Solidity — Smart Contracts on Ethereum
Solidity — Smart Contracts on Ethereum — self-paced course in advanced.
intermediate
🆕 New
Speech Recognition with Whisper
Speech Recognition with Whisper — self-paced course in intermediate.
beginner
🆕 New
SQL और डेटाबेस — शून्य से Query Master तक
SQL और डेटाबेस — शून्य से Query Master तक — self-paced course in beginner.
intermediate
🆕 New
Stable Diffusion — AI Image Generation
Stable Diffusion — AI Image Generation — self-paced course in intermediate.
Strangler Fig — Legacy Migration
Strangler Fig — Legacy Migration — self-paced course in advanced.
advanced
🆕 New
Supply Chain Security
Supply Chain Security — self-paced course in advanced.
intermediate
🆕 New
Svelte & SvelteKit — Compiled UI
Svelte & SvelteKit — Compiled UI — self-paced course in intermediate.
intermediate
🆕 New
Swift & iOS Development
Swift & iOS Development — self-paced course in intermediate.
Synthetic Biology + Computing
Synthetic Biology + Computing — self-paced course in advanced.
advanced
🆕 New
System Design — Scalability और Architecture
System Design — Scalability और Architecture — self-paced course in advanced.
intermediate
🆕 New
Tailwind CSS v4 — Utility-First Styling
Tailwind CSS v4 — Utility-First Styling — self-paced course in intermediate.
advanced
🆕 New
Terraform — Infrastructure as Code in Depth
Terraform — Infrastructure as Code in Depth — self-paced course in advanced.
intermediate
🆕 New
Test-Driven Development with Jest
Test-Driven Development with Jest — self-paced course in intermediate.
advanced
🆕 New
Theory of Computation
Theory of Computation — self-paced course in advanced.
intermediate
🆕 New
Time-Series with InfluxDB
Time-Series with InfluxDB — self-paced course in intermediate.
intermediate
🆕 New
TypeScript — Superpowers के साथ JavaScript
TypeScript — Superpowers के साथ JavaScript — self-paced course in intermediate.
advanced
🆕 New
Unreal Engine for Programmers
Unreal Engine for Programmers — self-paced course in advanced.
advanced
🆕 New
Vector Databases & RAG
Vector Databases & RAG — self-paced course in advanced.
Vector Search with FAISS
Vector Search with FAISS — self-paced course in advanced.
Visual Regression Testing
Visual Regression Testing — self-paced course in intermediate.
intermediate
🆕 New
Vue.js — Progressive Frontend Framework
Vue.js — Progressive Frontend Framework — self-paced course in intermediate.
intermediate
🆕 New
Web Accessibility (WCAG 2.2)
Web Accessibility (WCAG 2.2) — self-paced course in intermediate.
intermediate
🆕 New
Web Animations — GSAP & CSS
Web Animations — GSAP & CSS — self-paced course in intermediate.
intermediate
🆕 New
Web Components & Lit
Web Components & Lit — self-paced course in intermediate.
intermediate
🆕 New
Web Performance — Core Web Vitals
Web Performance — Core Web Vitals — self-paced course in intermediate.
advanced
🆕 New
WebAssembly — High-Performance Web
WebAssembly — High-Performance Web — self-paced course in advanced.
WebAssembly Component Model
WebAssembly Component Model — self-paced course in advanced.
advanced
🆕 New
WebGPU & 3D on the Web
WebGPU & 3D on the Web — self-paced course in advanced.
Webhook Patterns
Webhook Patterns — self-paced course in intermediate.
intermediate
🆕 New
WebSockets & Real-Time Backend
WebSockets & Real-Time Backend — self-paced course in intermediate.
advanced
🆕 New
Zig — Modern Systems Programming
Zig — Modern Systems Programming — self-paced course in advanced.
zkSNARKs & Zero-Knowledge Proofs
zkSNARKs & Zero-Knowledge Proofs — self-paced course in advanced.
intermediate
🆕 New
डेटा स्ट्रक्चर और एल्गोरिदम
डेटा स्ट्रक्चर और एल्गोरिदम — self-paced course in intermediate.
beginner
🆕 New
वेब डेवलपमेंट की बुनियाद
वेब डेवलपमेंट की बुनियाद — self-paced course in beginner.
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