Tableau Public Resources
Free resources and tutorials for using Tableau to create interactive visualizations and dashboards.
Designing Machine Learning Systems
Chip Huyen
A practical blueprint for building production-ready ML systems with scalability and reliability
Why Machines Learn
Anil Ananthaswamy
A deep dive into the elegant mathematical principles behind machine learning
Microsoft Learn - Data Analysis
Free learning paths covering data analysis basics and Power BI dashboards directly from Microsoft.
FlowingData
Visualization-focused tutorials and guides on analyzing and presenting data effectively.
FreeCodeCamp - Data Analysis with Python
Full curriculum teaching Python for data analysis, including Pandas, NumPy, data cleaning, and visualization, with projects.
Build a Large Language Model from Scratch
Charanpal Dhanjal
A hands-on guide to constructing your own LLM using modern machine learning techniques
Princeton Review GRE Practice
Free practice test access, strategy sessions, and sample GRE questions.
LeetCode SQL Problems
Collection of SQL coding challenges to practice writing queries, often used in interview preparation.
R-Bloggers
Aggregator of hundreds of blogs covering R tutorials, packages, and real-world data science applications.
SQL Shack ? Power BI
Collection of practical Power BI tutorials and tips, especially useful for SQL Server professionals integrating BI dashboards.
Ready4GRE Vocabulary App
Free app with flashcards, quizzes, and personalized study plans for GRE vocabulary practice.
AI Engineering
Andrew Ng
A practical framework for building real-world AI applications from foundational principles
Project Euler
Hundreds of challenging computational math problems that build problem-solving and programming skills.
CS50?s Introduction to Python
Harvard?s free course introducing programming using Python, with video lectures, notes, and problem sets.
MiT Open CourseWare
MIT OpenCourseWare offers free access to thousands of MIT course materials?lectures, assignments, and exams?covering subjects from engineering and computer science to economics and the humanities. It's open learning at its best, with no registration required.
Coursera - Math for Machine Learning (Audit Free)
University of London courses on linear algebra, multivariate calculus, and statistics for machine learning, available free in audit mode.
Manhattan Review Free GRE Resources
Free practice problems, diagnostic tests, and study tips from test prep experts.