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.

Scrimba
Skills you'll gain: JSON, UI Components, Application Deployment, Web Frameworks, Web Design and Development, Front-End Web Development, Information Architecture, Web Development Tools, Full-Stack Web Development, Web Development, HTML and CSS, Hypertext Markup Language (HTML), Content Management, Cascading Style Sheets (CSS), File Systems, Javascript
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation, Web Development Tools
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, OpenAI API, Real Time Data, Embeddings, Web Applications, Application Programming Interface (API), User Interface (UI), Front-End Web Development, Generative AI, Javascript, Image Analysis, Natural Language Processing
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Web Development, Front-End Web Development, User Interface and User Experience (UI/UX) Design, UI Components, Typography
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, R Programming, Data Preprocessing, Statistical Analysis, R (Software), Model Evaluation, Classification And Regression Tree (CART), Statistical Modeling, Logistic Regression, Machine Learning Methods, Random Forest Algorithm, Data Transformation, Predictive Modeling, Exploratory Data Analysis, Feature Engineering, Machine Learning, Dimensionality Reduction
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Data Import/Export, Data Processing, Data Manipulation, SQL, Data Transformation, Google Cloud Platform, Big Data, Data Management, Cloud Storage
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Continuous Integration, DevOps, Apache Tomcat, Kubernetes, Docker (Software), Continuous Deployment, Apache Maven, Application Deployment, Containerization, Amazon Web Services, YAML, Git (Version Control System)
Advanced · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Retrieval-Augmented Generation, Generative AI, AI Enablement, Enterprise Security, Agentic systems, Tool Calling, Artificial Intelligence, Customer experience improvement, LLM Application, Strategic Planning, Decision Making, Organizational Strategy, Cloud Infrastructure, Cloud Computing, Cloud Platforms, Innovation, MLOps (Machine Learning Operations), Collaboration
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: JSON, Restful API, Ajax, Javascript, Web Development Tools, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Application Deployment, Cloud Deployment, Google Cloud Platform, Application Performance Management, Infrastructure as Code (IaC), Development Environment, Performance Tuning, Containerization, System Monitoring, Debugging, Computer Programming
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Serverless Computing, Amazon Web Services, Rust (Programming Language), Debugging, Application Deployment, Development Environment, Linux
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Transfer Learning, Recurrent Neural Networks (RNNs), Machine Learning Methods, Artificial Neural Networks, Text Mining, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks