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: Verification And Validation, Computational Logic, Theoretical Computer Science, Automation, Systems Design, Systems Analysis, Robotics, Artificial Intelligence, Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Security, Large Language Modeling, Cybersecurity, Prompt Engineering, Cyber Security Strategy, Threat Modeling, Cyber Security Assessment, Risk Analysis, Application Security, Vulnerability Assessments, Network Security
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Manipulation, Tidyverse (R Package), Data Wrangling, Data Analysis, R Programming, Exploratory Data Analysis, Statistical Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Rmarkdown, Plot (Graphics), Ggplot2, Statistical Visualization, Box Plots, Scatter Plots, Data Visualization, Histogram, Descriptive Statistics, Data Visualization Software, Graphing, R Programming, Data Science
Beginner · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, Front-End Web Development, OpenAI API, Full-Stack Web Development, Application Development, User Interface (UI), HTML and CSS, Application Programming Interface (API), User Interface and User Experience (UI/UX) Design, Figma (Design Software), Cloud API, Cascading Style Sheets (CSS), AI Personalization, Real Time Data
Intermediate · Guided Project · Less Than 2 Hours

Universidad Nacional Autónoma de México
Skills you'll gain: Exploratory Data Analysis, Pandas (Python Package), Data Analysis, Data Science, Python Programming, Jupyter, Matplotlib, Software Installation, Data Manipulation, Scripting, Package and Software Management, Development Environment
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Secure Coding, Brute-force attacks, Cyber Security Assessment, File Management, Python Programming, Programming Principles, Algorithms, Debugging, Scripting, Data Structures, Software Testing, User Interface (UI), Statistical Programming, File I/O, UI Components, Application Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Data Visualization, Data Visualization Software, ChatGPT, Matplotlib, Seaborn, Data Analysis, Pandas (Python Package), Python Programming, Data Manipulation, Natural Language Processing
Intermediate · Guided Project · Less Than 2 Hours

Pontificia Universidad Católica de Chile
Skills you'll gain: Image Quality, Image Analysis, Digital Signal Processing, Computer Vision, Color Theory, Python Programming, Algorithms, NumPy, Linear Algebra
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Systems Administration, Operating System Administration, Shell Script, Linux Commands, Linux Administration, Unix Shell, Linux, Unix, Scripting, Scripting Languages, Unix Commands
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Verification And Validation, Security Controls, User Accounts, Configuration Management, Package and Software Management, Cybersecurity, Data Loss Prevention, Identity and Access Management, Software Installation, Middleware, Debugging, Computer Programming, Information Technology, Dependency Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Angular, JavaScript Frameworks, Model View Controller, Javascript, Web Development Tools, Web Development, Software Development
Intermediate · Guided Project · Less Than 2 Hours