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.

Cisco Learning and Certifications
Skills you'll gain: Ansible, Devops Tools, Development Environment, Postman API Platform, Network Model, Restful API, Authentications, YAML, Software Development Tools, Software Development Methodologies, IT Automation, CI/CD, DevOps, Network Engineering, Network Architecture, Network Administration, Application Programming Interface (API), Scripting, Network Protocols, Network Routing
★ 4.7 (168) · Beginner · Specialization · 3 - 6 Months

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
★ 2.9 (211) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Machine Learning Algorithms, Dashboard Creation, Classification Algorithms, Interactive Data Visualization, Data Visualization Software, Model Evaluation, Applied Machine Learning, Machine Learning, Scikit Learn (Machine Learning Library), Plot (Graphics), Web Applications, Logistic Regression, Predictive Modeling, Model Training, Data Science, Python Programming, Fine-tuning, Model Optimization, Pandas (Python Package)
★ 4.7 (417) · Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Gemini, Responsible AI, Generative AI, Generative Model Architectures, Generative AI Agents, Google Workspace, AI Workflows, AI Enablement, AI Orchestration, Agentic Workflows, Google Cloud Platform, AI Product Strategy, Prompt Patterns, Productivity Software, Large Language Modeling, Artificial Intelligence, Cloud Computing, Collaboration
★ 4.8 (255) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Data Visualization Software, Spreadsheet Software, Correlation Analysis, Google Sheets, Dashboard, Dashboard Creation, Data Analysis, Data Storytelling, Tableau Software, Descriptive Statistics, Data Cleansing, Marketing Analytics, Data Wrangling, Exploratory Data Analysis, Data Manipulation, Statistical Analysis, Analysis, SQL, Query Languages
★ 4.6 (294) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Scripting Languages, Scripting, Middleware, Server Side, Data Storage, Data Sharing, Data Persistence, Event-Driven Programming, Enterprise Application Management, Web Components
★ 4.6 (224) · Intermediate · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Data Preprocessing, Model Evaluation, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Logistic Regression, Deep Learning, Probability Distribution, Python Programming, Statistical Modeling, Supervised Learning, Machine Learning, Agentic systems, Artificial Intelligence, Model Optimization, Algorithms, AI literacy
★ 4.5 (57) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Game Design, Human Computer Interaction, Program Development, Code Reusability, Python Programming, Programming Principles, Computer Programming, Mathematical Software, Data Analysis
★ 4.7 (291) · Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: SQL, Data Quality, Complex Problem Solving, Data Visualization, JSON, Query Languages, Business Metrics, Business Reporting, Data Validation, Data Cleansing, Data Presentation, Forecasting, Data Analysis, Predictive Analytics, Data Manipulation
★ 4.1 (26) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Vulnerability Scanning, Cyber Security Assessment, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, SQL, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
★ 4 (279) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Simulation and Simulation Software, Simulations, Mathematical Modeling, Electrical Engineering, Power Electronics, Electronic Components, Electric Power Systems, Matlab, Model Evaluation, Model Optimization, Electrical Systems, Engineering Calculations, Laboratory Testing, Mathematical Software, Laboratory Research, Estimation
★ 4.7 (554) · Intermediate · Course · 1 - 3 Months

Universidades Anáhuac
Skills you'll gain: ChatGPT, Responsible AI, Generative AI, AI Integrations, Digital pedagogy, AI literacy, Artificial Intelligence, AI Personalization, AI Security, Natural Language Processing
★ 4.9 (734) · Beginner · Course · 1 - 3 Months