Free AI library

Learn AI.Free forever.

1019 plain-English guides, structured learning paths, and an open library — built by an independent 501(c)(3) nonprofit so anyone can understand modern AI.

1019Free guides
9Topic tracks
~2 minPer guide
~34hReading time

Start here

Five outcome-based courses

Each course includes explicit outcomes, mapped competencies, practice activities, and an applied capstone.

Topic tracks

Browse by track

Jump into the area you care about. Every track has multiple plain-English guides.

Full library

All guides

1019 of 1019 guides shown. Filter by track or search above.

Visual AI

Synthetic Image Detection

Synthetic-image detection estimates whether an image was generated or altered using particular techniques.

2 min readRead
Visual AI

Video Understanding

Video understanding analyzes visual and sometimes audio information across time.

2 min readRead
Visual AI

Multimodal Search

Multimodal search retrieves information across forms such as text, images, audio, and video.

2 min readRead
Visual AI

Document AI

Document AI extracts and interprets information from files such as forms, reports, invoices, and scanned pages.

2 min readRead
Audio AI

Speech Synthesis Quality

Speech-synthesis quality includes intelligibility, pronunciation, naturalness, timing, consistency, and suitability for the task.

2 min readRead
Audio AI

Real-Time Voice Agents

Real-time voice agents combine spoken interaction with task execution or information retrieval.

2 min readRead
Audio AI

AI Dubbing

AI dubbing creates or adapts spoken audio for existing media, often across languages.

2 min readRead
Audio AI

Conversational Audio UX

Conversational audio UX designs how people and a system take turns, recover from misunderstandings, and complete tasks through speech.

2 min readRead
Companies

NVIDIA AI

NVIDIA’s AI ecosystem includes computing hardware and software used to train, optimize, and serve models.

2 min readRead
Companies

Amazon AI

Amazon’s AI activities include consumer products and AWS services for developers and organizations.

2 min readRead
Companies

IBM AI

IBM’s AI ecosystem includes foundation models and enterprise tools for developing, operating, and governing AI applications.

2 min readRead
Companies

Adobe AI

Adobe integrates AI into creative workflows, including generation and editing through Firefly and related applications.

2 min readRead

Finished reading? Prove it.

Check what you learned with topic quizzes, then explore our structured courses and current certification requirements. Core guides remain free to read.