Free programming courses can help you learn coding languages like Python, JavaScript, and Ruby, along with foundational concepts such as algorithms and data structures. You can build practical skills in web development, software debugging, and creating applications, which are crucial for tackling real-world challenges.

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Warehousing, Data Pipelines, Data Preprocessing, Data Processing, Data Modeling, Data Management, Data Science, Data Cleansing, Model Evaluation, Exploratory Data Analysis
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Dashboard, Dashboard Creation, Performance Tuning, Business Intelligence Software, SQL, Data Analysis, Data Persistence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Preprocessing, Operations Research, NumPy, Data Manipulation, Supply Chain, Supply Chain Management, Data Transformation, Pandas (Python Package), Supply Chain Planning, Data Processing, Data Analysis, Data Cleansing, Data Science, Programming Principles, Python Programming, Pivot Tables And Charts, Applied Machine Learning, Plot (Graphics)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mathematical Modeling, Matlab, High Voltage, Electrical Engineering, electromagnetics, Simulation and Simulation Software, Electric Power Systems, Engineering Calculations, Electrical Power, Mathematical Software, Environmental Engineering, Design
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ABAP RESTful Programming Model (RAP), SAP S/4HANA, Business Logic, SAP Applications, Unit Testing, Restful API, Application Deployment, Core Data (Software), Business Reporting, Code Reusability, Debugging, Behavior-Driven Development, Full-Stack Web Development, Test Script Development, Application Development, Development Testing, Object Oriented Design, Report Writing, Security Controls, HTML and CSS
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Code Reusability, Java, Computer Programming, Data Validation, Data Integrity, Computer Science
Intermediate · Course · 1 - 4 Weeks

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

University of California, Davis
Skills you'll gain: Javascript and jQuery, jQuery, Data Validation, Javascript, Event-Driven Programming, Application Programming Interface (API), Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), Web Development Tools, Web Design, Application Deployment, Web Design and Development, Computer Programming Tools, Development Environment, Software Development Tools, UI Components, Web Development, Front-End Web Development, Program Development, Interactive Design, Open Source Technology, GitHub, Graphic and Visual Design
Beginner · Course · 3 - 6 Months

Skillshare
Skills you'll gain: Video Editing, Animations, Timelines, Post-Production, Storytelling, Motion Graphics, Videography, Color Theory, Photo/Video Production and Technology, Color Matching, Video Production, Visual Storytelling, System Configuration, Editing, Cinematography, Image Quality, Data Import/Export, Music, Knowledge of Apple Software, File Management
Beginner · Specialization · 3 - 6 Months

The University of Melbourne
Skills you'll gain: Social Determinants Of Health, Health Disparities, Health Policy, Health Education, Public Health and Disease Prevention, Health Promotion, Public Health, Socioeconomics, Human Development, Community Health, Mental Health, Child Development, Child Health, Health Care, Maternal Health, Family Support, Chronic Diseases, Nutrition and Diet
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: MLOps (Machine Learning Operations), Continuous Delivery, Applied Machine Learning, Cloud Engineering, Google Cloud Platform, Model Deployment, Cloud Applications, Cloud Development, Cloud API, Cloud Deployment, Artificial Intelligence, Machine Learning, Microsoft Azure, AI Workflows, Software Engineering, Computer Vision, Application Programming Interface (API), Natural Language Processing, Flask (Web Framework)
Intermediate · Course · 1 - 4 Weeks