Courses from 1000+ universities
17 years ago, Krishna Kumar started offering free PMP prep online. Today, it’s a leading digital upskilling platform that helps millions upskill in AI, cybersecurity, data science, and more.
600 Free Google Certifications
Personal Creativity
Entrepreneurship
Instructional Design
Ecology and Wildlife Conservation
The Science of Well-Being
Mountains 101
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Master JavaScript essentials for web development. Learn fundamentals, data structures, DOM manipulation, error handling, and AJAX. Build dynamic websites through hands-on practice and a final project.
Dive into Java programming fundamentals, from environment setup to data types, control structures, and exception handling, culminating in a real-world project that prepares you for entry-level developer positions.
Master Flutter and Dart fundamentals to build cross-platform mobile apps, from basic UI components to advanced features like plugins, state management, and API integration for iOS and Android development.
Dive into Retrieval-Augmented Generation (RAG) fundamentals and build practical applications using Python, Gradio, LangChain, and LlamaIndex to create context-aware AI solutions that enhance information retrieval.
Learn to design, deploy, and manage data warehouses and data marts. Explore BI tools for data analysis, create visualizations, and build interactive dashboards to gain insights from data.
Explore cutting-edge Generative AI tools for cybersecurity, covering threat detection, incident response, and vulnerability management. Gain hands-on experience with real-world exercises and labs.
Gain foundational knowledge in statistical analysis using Excel, covering descriptive statistics, data visualization, probability distributions, and regression analysis for data-driven decision-making.
Comprehensive practice exam simulating CompTIA ITF+ certification, covering IT fundamentals, infrastructure, software, databases, and security. Includes exam strategies and a cloud computing assessment.
Learn to apply transformer-based models for NLP tasks, covering encoder-decoder architectures, attention mechanisms, and implementations of BERT and GPT models using PyTorch for text classification and translation.
Learn time series analysis and survival modeling techniques for forecasting and analyzing censored data, including decomposition, ARIMA models, and hazard functions. Gain hands-on experience with Python.
Comprehensive guide for aspiring tech support professionals, covering job search strategies, resume building, interview preparation, and career development in the IT support field.
Gain insights into formulating effective GenAI use cases for your organization through hands-on practice with IBM's watsonx, from ideation to feasibility assessment and risk mitigation.
Hands-on capstone project applying data engineering skills: design databases, implement data warehouse, generate reports, create ETL pipelines, and perform big data analytics using various tools and technologies.
Explore Linux administration on IBM Power servers, covering virtualization, installation, command-line operations, and device management with hands-on exercises in an IBM data center.
Dive into building AI agents that go beyond language generation to interact with tools, run code, and solve real problems using LangChain, function calling, and tool orchestration techniques.
Get personalized course recommendations, track subjects and courses with reminders, and more.