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.

Imperial College London
Skills you'll gain: Correlation Analysis, Regression Analysis, Data Analysis, R Programming, Descriptive Statistics, Descriptive Analytics, Statistical Modeling, R (Software), Exploratory Data Analysis, Model Evaluation, Statistical Analysis, Statistical Methods, Probability & Statistics, Biostatistics, Model Training, Predictive Modeling, Data Manipulation, Data Import/Export
★ 4.8 (530) · Intermediate · Course · 1 - 4 Weeks
Emory University
Skills you'll gain: Customer Analysis, Statistical Analysis, Target Market, Marketing Analytics, Market Analysis, Customer Insights, Market Research, Data Analysis, Data Analysis Software, Strategic Marketing, Business Research, Correlation Analysis, Marketing, Marketing Strategies, Exploratory Data Analysis, Data-Driven Decision-Making, Branding, Marketing Strategy and Techniques, Consumer Behaviour, Model Evaluation
★ 4.5 (124) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Relational Databases, Databases, SQL, Big Data, Database Systems, Database Management Systems, NoSQL, Operational Databases, Data Warehousing, Data Management, Virtual Machines, Data Storage, Data Analysis, Unstructured Data
★ 4.7 (1.1K) · Beginner · Course · 1 - 3 Months

Cloudera
Skills you'll gain: SQL, Apache Hive, Big Data, MySQL, Query Languages, Databases, Analytics, PostgreSQL, Data Manipulation, Data Integration, Data Analysis, Data Management, Virtual Machines
★ 4.8 (531) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Real Time Data, Apache Spark, Fraud detection, PySpark, Databricks, Data Pipelines, Dashboard Creation, Dashboard, Big Data, Performance Tuning, Data Processing, Internet Of Things, Data Analysis, Performance Analysis, Trend Analysis, Performance Improvement
Intermediate · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Matplotlib, Statistical Methods, Statistical Hypothesis Testing, Plot (Graphics), Data Analysis, Statistical Analysis, Data Import/Export, Data Visualization, Data Cleansing, Data Manipulation, Statistics, Descriptive Statistics, Pandas (Python Package), Data Wrangling, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Scripting, Computational Logic
Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Modeling, Data Infrastructure, Data Store, Databases, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Data Processing, Apache Hadoop, Query Languages, Relational Databases, Data Structures, Data Analysis, Virtual Environment
★ 4.4 (3K) · Mixed · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Microsoft Excel, Data Validation, Excel Formulas, Spreadsheet Software, Data Quality, Management Reporting, Pivot Tables And Charts, Data Cleansing, Project Management, Data Visualization Software, Business Reporting, Data Analysis, Timelines, Data Presentation, Graphing
★ 4 (7) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Equity, Health Disparities, Public Health and Disease Prevention, Public Health, Epidemiology, Social Determinants Of Health, Data Collection, Health Policy, Health Promotion, Health Informatics, Data Analysis, Research
★ 4.6 (9) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Descriptive Statistics, R (Software), Statistical Hypothesis Testing, Correlation Analysis, Tidyverse (R Package), Data Analysis, Regression Analysis, Probability & Statistics, Statistical Methods, Data Analysis Software, Data Import/Export, Statistical Analysis, R Programming, Data Wrangling, Statistical Software, Statistical Programming, Data Manipulation
★ 4.3 (19) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Descriptive Statistics, Descriptive Analytics, Jupyter, Microsoft Azure, Statistical Visualization, Plot (Graphics), Model Training, Data Analysis, Statistics, Exploratory Data Analysis, Data Visualization Software, Correlation Analysis, Applied Machine Learning, Machine Learning Methods
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Excel Formulas, Microsoft Excel, Dashboard, Pivot Tables And Charts, Spreadsheet Software, Microsoft 365, ChatGPT, Data Analysis, Microsoft Office, Data Visualization, Document Management, Project Management Software, Collaborative Software, Data Manipulation, Text Mining, Data Cleansing, Project Management, Data Entry, Generative AI, Data-Driven Decision-Making
★ 4.6 (23K) · Beginner · Specialization · 1 - 3 Months