Kaggle Learn — SQL & Data Science
Free hands-on courses in SQL, Python, data visualization, and ML — run entirely in the browser. Earn certificates and access real datasets from day one.
freedata-science
Public VaultData Science
Data Science & Analytics
SQL, Python, dashboards, and data storytelling — the skills behind the most in-demand entry-level jobs of the decade. Start here, land anywhere.
Mode SQL Tutorial
The clearest free SQL tutorial available. Goes from basic SELECT queries to window functions and subqueries used by real data analysts at top companies.
analyticssql
Google Data Analytics Certificate (Coursera)
Google's entry-level data analytics certificate. Covers SQL, R, Tableau, and data storytelling. Audit every course free — only pay if you want the certificate.
data-scienceanalytics
Tableau Public
Build and publish interactive data visualizations for free using Tableau Public. A strong Tableau portfolio is one of the fastest paths to a data analyst role.
toolsanalytics
SQLZoo
Interactive SQL exercises in the browser — no setup required. Work through increasingly complex queries against real databases across 10+ lesson modules.
freesql
Towards Data Science
The most widely-read data science publication. Practical tutorials, project walkthroughs, and career advice written by practitioners for practitioners.
data-scienceanalytics
Power BI (Free for Students)
Microsoft's free data visualization and business intelligence tool. Widely used in corporate environments — knowing Power BI is a real hiring differentiator.
careeranalytics
DataLemur — SQL Interview Practice
SQL and data science interview questions from Facebook, Amazon, Airbnb, and more — with hints and solutions. Purpose-built for landing data analyst roles.
careersql