American Sign Language courses can help you learn basic vocabulary, grammar, and conversational skills while also exploring cultural nuances and history. You can build skills in fingerspelling, facial expressions, and understanding non-manual signals to enhance communication. Many courses introduce tools like video resources and interactive practice platforms that support learning through real-time feedback and peer interaction.

Skills you'll gain: Diagram Design, Unified Modeling Language, Cloud Deployment, Model Deployment, Information Privacy, MLOps (Machine Learning Operations), Application Programming Interface (API), AI Product Strategy, Analysis, Data Pipelines, Cloud API, Feature Engineering, Cost Management, Performance Analysis, Business Risk Management
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Spring Framework, Cloud-Native Computing, Software Architecture, Microservices, Spring Boot, Cloud Applications, Software Design Patterns, Event-Driven Programming, Java Programming, Restful API, Performance Tuning, MongoDB, Application Programming Interface (API), Web Applications, Scalability, Functional Design, Resilience, Integration Testing, Performance Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Flask (Web Framework), Web Applications, Package and Software Management, Web Frameworks, Application Frameworks, Debugging, Program Development, Development Environment, Restful API, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Financial Modeling, Entrepreneurial Finance, Financial Forecasting, Entrepreneurship, Financial Data, Financial Analysis, Finance, Negotiation, Investments, Microsoft Excel, Financial Planning, Gap Analysis
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Model Context Protocol, Vector Databases, Agentic Workflows, Tool Calling, Agentic systems, AI Workflows, Google Gemini, Server Side, Gemini, Generative AI Agents, AI Integrations, Embeddings, Node.JS, Retrieval-Augmented Generation, Large Language Modeling, Web Development, PostgreSQL, Data Processing, Data Modeling, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Data Preprocessing, Regression Analysis, Scikit Learn (Machine Learning Library), Machine Learning Methods, Data Visualization, Plot (Graphics), Python Programming, Applied Machine Learning, Model Optimization, Model Training, Data Processing, Pandas (Python Package), Data Wrangling, Model Evaluation, NumPy, Predictive Modeling, Machine Learning Algorithms, Statistical Machine Learning, Data Manipulation
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: PHP (Scripting Language), Model View Controller, Restful API, Secure Coding, Web Development, Object-Relational Mapping, Web Applications, Full-Stack Web Development, Development Environment, Software Testing, Development Testing, Back-End Web Development, Security Controls, API Design, Application Frameworks, Database Management, Web Frameworks, Application Programming Interface (API), Application Security, Database Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, File Management, Control Panels, Web Analytics and SEO, MySQL, Apache, Cloud Hosting, Public Key Infrastructure, User Accounts, Security Controls, Data Security, Key Management, Encryption, Database Management, Web Servers, Email Automation, User Provisioning, Systems Administration, System Configuration, Content Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), Computer Programming, Development Environment, Integrated Development Environments, Programming Principles, Data Structures, Memory Management, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Development Environment, Front-End Web Development, OpenAI API, Web Design and Development, AI Integrations, React.js, UI Components, Software Development Tools, Back-End Web Development, Web Development, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Biological Engineering, Bioinformatics, Simulation and Simulation Software, Mathematical Modeling, Mathematical Software, Biotechnology, Simulations, Process Modeling, Differential Equations, Biochemistry, Numerical Analysis, Molecular, Cellular, and Microbiology, Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, File Systems, Big Data, File I/O, Data Infrastructure, Java, Data Storage Technologies, Java Programming, Data Persistence, Infrastructure Architecture, File Management, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks