Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Johns Hopkins University
Skills you'll gain: Architectural Design, Sustainable Development, Building Codes, Community Development, Land Development, Public Works, Sustainable Architecture, Land Management, Building Design, Sustainable Design, Sustainable Technologies, Economic Development, Construction, Environmental Issue, Climate Change Mitigation, Environmental Policy, Policy Development, Health Equity, Policy Analysis, Case Studies
★ 4.7 (241) · Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Control Systems, Machine Controls, Three-Phase, Power Electronics, Electronic Systems, Simulation and Simulation Software, Electrical Engineering, Automation Engineering, Simulations, Mathematical Modeling, Electrical Power, Engineering Analysis, Matlab, Performance Tuning, Performance Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Image Analysis, Model Evaluation, Model Training, Deep Learning, Matlab, Machine Learning Methods, Data Preprocessing, Machine Learning, Classification Algorithms, Machine Learning Algorithms, Transfer Learning, Anomaly Detection, Geospatial Information and Technology, Traffic Flow Optimization, Artificial Intelligence and Machine Learning (AI/ML), Algorithms
★ 4.6 (99) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Image Analysis, Image Quality, Matlab, Computer Vision, File I/O, Automation, Digital Signal Processing, Anomaly Detection, Geospatial Information and Technology, Engineering Practices, Spatial Data Analysis, Medical Imaging, Spatial Analysis, Mathematical Software, Data Preprocessing, File Management, Environmental Monitoring, Quantitative Research, Scientific Visualization, Data Import/Export
★ 4.7 (262) · Beginner · Specialization · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Vibrations, Matlab, Engineering Analysis, Mechanical Engineering, Mechanical Design, Mathematical Software, Applied Mathematics, Mechanics, Differential Equations, Mathematical Modeling, Control Systems
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Sustainable Systems, Environmental Laws, Sustainable Development, Land Management, Climate Change Adaptation, Community Development, Climate Change Programs, Land Development, Social Impact, Sustainable Design, Social Justice, Environmental Regulations, Stormwater Management, Environmental Policy, Environmental Issue, Water Sustainability, Policy Analysis, Sustainable Technologies, Climate Change Mitigation
★ 5 (20) · Beginner · Specialization · 3 - 6 Months

MathWorks
Skills you'll gain: Electrical Systems, Electric Power Systems, Simulation and Simulation Software, Simulations, Mathematical Modeling, Control Systems, Electronic Systems, Electrical Safety, Energy and Utilities, Basic Electrical Systems, Design Specifications, Performance Testing, Matlab, Estimation, Algorithms
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: electromagnetics, Electrical Engineering, Physics, Mechanics, Electrical Systems, Calculus, Integral Calculus, Engineering Calculations, Scientific Visualization, Mathematical Modeling, Problem Solving, Applied Mathematics
★ 4.6 (208) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Machine Learning Methods, Matlab, Transfer Learning, Traffic Flow Optimization
★ 4.7 (36) · Beginner · Course · 1 - 4 Weeks

Caltech
Skills you'll gain: Environmental Science, Chemistry
★ 4.8 (819) · Intermediate · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Image Analysis, Matlab, Computer Vision, File I/O, Automation, Anomaly Detection, Engineering Practices, Data Preprocessing, File Management, Data Store
★ 4.7 (28) · Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Physics, Mechanics, General Science and Research, Physical Science, Systems Of Measurement, Mathematical Modeling, Applied Mathematics, Scientific Visualization
★ 4.6 (174) · Beginner · Course · 1 - 3 Months