Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Software Architecture, Software Development Life Cycle, Software Quality Assurance, Software Quality (SQA/SQC), Software Design, Software Engineering, Quality Assurance, Systems Analysis, Object Oriented Design, Systems Design, Project Management, Project Planning, Systems Architecture, Unified Modeling Language, Diagram Design
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Responsible AI, AI Integrations, OpenAI API, OpenAI, Generative AI, API Testing, Data Ethics, AI Security, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Application Programming Interface (API), Fine-tuning, Computer Programming, Key Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mobile Development, Mobile Development Tools, iOS Development, Other Mobile Programming Languages, Flutter (Software), Integrated Development Environments, Development Environment, Apple iOS, Android Studio, Computer Programming Tools, Application Development, Swift Programming, Test Tools, React Native, Apple Xcode, Application Frameworks, Web Applications, Cross Platform Development, Software Testing, Cloud Hosting
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Engineering, electromagnetics, Electrical Power, Electronics Engineering, Electric Power Systems, Simulation and Simulation Software, Electronics, Engineering Analysis, Simulations, Electrical Systems, Mathematical Modeling, Hardware Design, Computer-Aided Design, Matlab, Technical Design, Engineering Design Process, Energy and Utilities
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: PyTorch (Machine Learning Library), Recurrent Neural Networks (RNNs), Model Evaluation, Convolutional Neural Networks, Natural Language Processing, Deep Learning, Generative Adversarial Networks (GANs), Classification Algorithms, Transfer Learning, Model Training, Vision Transformer (ViT), Artificial Intelligence and Machine Learning (AI/ML), Image Analysis, Fine-tuning, Artificial Neural Networks, Machine Learning, Computer Vision, Generative Model Architectures, Graph Theory, Machine Learning Algorithms
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Network Infrastructure, Cyber Attacks, Computer Security Incident Management, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Workflow Management, Agentic Workflows, AI Workflows, No-Code Development, User Interface (UI), LLM Application, AI Orchestration, AI Integrations, Human Computer Interaction, Generative AI Agents, Large Language Modeling, Automation, Application Programming Interface (API), Natural Language Processing, Prompt Engineering, Debugging
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: File I/O, Data Import/Export, C++ (Programming Language), C and C++, Programming Principles, Data Structures, File Management, Computer Programming, Data Store, Memory Management, Computer Science, Development Environment
Beginner · Course · 1 - 4 Weeks
Arizona State University
Skills you'll gain: Lesson Planning, Teaching, Parent Communication, Differentiated Instruction, Student Engagement, Instructional Strategies, Language Competency, Curriculum Planning, Education and Training, English Language, Community Outreach, Peer Review, Educational Materials, Instructional Design, Working With Children, Training Programs, Pedagogy, Instructional and Curriculum Design, Cultural Responsiveness, Cultural Diversity
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Embedded Software, Linux, Linux Administration, File Systems, Shell Script, Package and Software Management, Electrical Engineering
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Artificial Neural Networks, Image Analysis, Event-Driven Programming, Scalability, Applied Machine Learning, Deep Learning, C and C++, Performance Tuning, Memory Management, C++ (Programming Language), Dataflow, Digital Signal Processing, Linear Algebra, Distributed Computing, Hardware Architecture, Programming Principles, Computer Architecture, System Programming, Program Development, Machine Learning
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Agentic systems, Artificial Intelligence, Algorithms, AI literacy, Python Programming, Responsible AI
Intermediate · Course · 1 - 4 Weeks