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.

Skills you'll gain: Linux, Linux Commands, C (Programming Language), System Programming, Unix Commands, Command-Line Interface, Programming Principles, Development Environment, Computer Programming Tools, Scripting, Data Structures, Program Development, Debugging
Mixed · Course · 1 - 3 Months

Skills you'll gain: Frontend Performance, Restful API
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Software Design Patterns, Software Documentation, Testability, Development Testing, Package and Software Management
Advanced · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: System Programming, Embedded Software, Linux, Embedded Systems, Debugging, Operating Systems, Peripheral Devices, Build Tools, File Systems, Shell Script, C (Programming Language), Development Environment, Command-Line Interface
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: PHP (Scripting Language), File I/O, Web Applications, Responsive Web Design, MySQL, Web Design and Development, Server Side, HTML and CSS, Back-End Web Development, Database Development, File Management, Data Structures
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apple Xcode, UI Components, iOS Development, User Interface (UI) Design, Apple iOS, Mobile Development, User Interface and User Experience (UI/UX) Design, Swift Programming, Responsive Web Design, User Interface (UI), Animations, Interactive Design, Data Visualization Software, Application Design, Interactive Data Visualization, Application Development, Model View Controller, Programming Principles, Application Programming Interface (API), Software Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Microsoft Excel, Microsoft 365, Microsoft Office, Spreadsheet Software, Data Visualization, Trend Analysis, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: PL/SQL, Oracle Databases, SQL, Stored Procedure, Data Access, Database Design, Programming Principles, Debugging, Relational Databases, Maintainability
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Rmarkdown, R Programming, Ggplot2, Data Import/Export, Data Visualization, Data Manipulation, Data Visualization Software, Data Analysis, Data Science, Data Storytelling, Statistical Analysis, Relational Databases, Data Cleansing, Data Transformation, Statistical Programming, Data Integration, Software Installation, Programming Principles, Communication
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Model Evaluation, Data Transformation, Data Analysis, Data Cleansing, Data Manipulation, Data Import/Export, Predictive Modeling, Data Preprocessing, Regression Analysis, Data Science, Statistical Analysis, Pandas (Python Package), Scikit Learn (Machine Learning Library), Data-Driven Decision-Making, Matplotlib, Data Visualization, NumPy, Python Programming
Intermediate · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: File I/O, Embedded Software, C (Programming Language), Linux, Embedded Systems, Build Tools, Command-Line Interface, Operating Systems, Program Development, Software Installation, Development Environment, Application Development, Computer Programming
Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Web Applications, Web Servers, Web Development, Model View Controller, Javascript, JavaScript Frameworks, PHP (Scripting Language), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Application Development, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months