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 Minnesota
Skills you'll gain: Operations Research, Supply Chain Planning, Supply Chain, Transportation, Supply Chain, and Logistics, Workforce Management, Resource Planning, Business Analytics, Applied Mathematics, Mathematical Modeling, Manufacturing Operations, Operations Management, Workforce Planning, Financial Modeling, Inventory Control, Business Analysis, Microsoft Excel, Production Process, Resource Allocation, Analytics, Cash Management
★ 4.7 (60) · Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Operating Systems, Operating System Administration, Memory Management, OS Process Management, System Software, System Programming, Command-Line Interface, Linux Administration, File Systems, System Monitoring, Performance Tuning, Package and Software Management, Systems Architecture, File Management, Algorithms, Cloud Platforms, User Accounts, Security Controls, Data Sharing
★ 4.8 (12) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Concision, Grant Writing, Sample Size Determination, Institutional Review Board (IRB), Grant Applications, Proposal Writing, Biostatistics, Proposal Development, Writing, Clinical Research Ethics, Medical Science and Research, Statistical Analysis, Persuasive Communication, Data Analysis, Clinical Research, Statistical Methods, Research Design, Science and Research, Resource Allocation, Data Collection
★ 4.9 (59) · Intermediate · Specialization · 3 - 6 Months

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Computational Thinking, Theoretical Computer Science, System Design and Implementation, Programming Principles, Computer Programming, Computer Science
★ 2.9 (40) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: File I/O, Computer Programming, Programming Principles, Data Import/Export, Data Structures, Python Programming, Computer Science
★ 4.4 (92) · Beginner · Course · 1 - 4 Weeks

École normale supérieure
Skills you'll gain: Theoretical Computer Science, Combinatorics, Algorithms, Graph Theory, Operations Research, Linear Algebra, Applied Mathematics, Mathematical Modeling, Solution Design, Probability
★ 4.7 (558) · Mixed · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Business Analytics, Business Reporting, Interactive Data Visualization, Data Visualization Software, Data Analysis Software, Data Analysis, Analytics, Advanced Analytics, Statistical Programming
★ 4.7 (215) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Request for Proposal, Conflict Management, Presentations, Teamwork, Technical Communication, Storytelling, Persuasive Communication, Communication Strategies, Organizational Strategy, Non-Verbal Communication, Proposal Writing, Business Communication, Interpersonal Communications, Intercultural Competence, Communication, Target Audience, Oral Expression, Strategic Communication, Team Collaboration, Strategic Thinking
★ 4.9 (78) · Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Crisis Management, Business Ethics, Corporate Communications, Communication Planning, Data Ethics, Media Relations, Communication Strategies, Public Relations, Strategic Communication, Media and Communications, Stakeholder Communications, Business Communication, Ethical Standards And Conduct, Workplace inclusivity, Communication, Internal Communications, Diversity Equity and Inclusion Initiatives, Leadership and Management, Business Strategy, Marketing
★ 4.4 (97) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Quality Monitoring, Cloud API, Application Programming Interface (API), Cloud Hosting, Webhook Security, Data Migration
★ 4.5 (106) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Embedded Systems, Peripheral Devices, C (Programming Language), System Programming, Program Development, Hardware Architecture, Data Structures, Debugging, Development Environment, C and C++, Performance Tuning, Integrated Development Environments
★ 4.6 (49) · Advanced · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Electronic Components, Engineering, Scientific, and Technical Instruments, Analytical Chemistry, Image Analysis, Electronics, Application Specific Integrated Circuits, Laboratory Equipment, Production Process, Basic Electrical Systems, Test Equipment, Materials science, Electrical Engineering, Laboratory Testing, Manufacturing Processes, Process Control, Electronics Engineering, Structural Analysis, Laboratory Research
★ 4.8 (124) · Intermediate · Specialization · 3 - 6 Months