// 24 courses indexed
The course directory
Every course we track across 10+ providers, in one searchable index. Want a shortlist picked for your goals? Run a free skill gap analysis.
Responsive Web Design Certification
Build responsive websites with HTML and CSS through hands-on projects. Completely free certification.
Beginner
JavaScript Algorithms and Data Structures
Master JavaScript fundamentals, ES6, algorithms, and data structures with free interactive challenges.
Beginner
HubSpot Inbound Certification
Free certification on the inbound methodology — attracting, engaging, and delighting customers across the flywheel.
Beginner
The Odin Project - Full Stack JavaScript
Free, open-source full-stack curriculum: HTML, CSS, JavaScript, Node.js, and real projects.
Beginner
Kaggle Learn: Intro to Machine Learning
Free micro-course: build your first models with scikit-learn and avoid common pitfalls.
Beginner
HubSpot Inbound Sales Certification
Free certification on identifying, connecting with, and advising modern buyers using the inbound sales methodology.
Beginner
Google Analytics Certification (GA4)
Free Google Skillshop certification on GA4 setup, reports, and conversion measurement.
Beginner
HubSpot Content Marketing Certification
Free certification on content strategy, creation frameworks, and promotion.
Beginner
Google Ads Search Certification
Free certification on building and optimizing Google Search campaigns.
Beginner
HubSpot Email Marketing Certification
Free certification covering list growth, segmentation, deliverability, and lifecycle email.
Beginner
PortSwigger Web Security Academy
Free, definitive web application security training with interactive labs from the makers of Burp Suite.
All levels
Practical Deep Learning for Coders
Free, top-down deep learning course — build state-of-the-art models from lesson one.
Intermediate
ChatGPT Prompt Engineering for Developers
Free short course on writing effective prompts and building LLM-powered applications.
Beginner
Kaggle Learn: Feature Engineering
Free micro-course on creating features that improve model performance.
Intermediate
HubSpot Sales Hub Software Certification
Free certification on running a sales process in HubSpot — pipelines, sequences, deal management, and reporting.
Intermediate
LangChain for LLM Application Development
Build LLM applications with chains, memory, agents, and retrieval.
Intermediate
Hugging Face NLP Course
Free course on transformers, tokenizers, and fine-tuning models with the Hugging Face ecosystem.
Intermediate
Mode SQL Tutorial
Free, practical SQL tutorial for data analysis — from SELECT basics to window functions.
Beginner
Google Technical Writing One & Two
Google's free self-paced courses on clear technical writing for engineers.
Beginner
HubSpot Service Hub Software Certification
Free certification on delighting customers at scale — ticketing, knowledge base, feedback surveys, and success workflows.
Intermediate
HubSpot Revenue Operations Certification
Free certification on aligning marketing, sales, and service operations around shared data, processes, and forecasting.
Intermediate