Start - DrawerJs - A HTML Canvas Editor for drawing and creating sketches.
HTML Canvas Tutorial for Beginners
Dev.Opera — Creating an HTML5 Canvas Painting Application
Can I create a drawing web application with the canvas object in JavaScript? - Quora
GitHub - krisrak/html5-canvas-drawing-app: Sketchpad app using html5 canvas to draw using touch or mouse, works on iOS, Android, Window Phone and browser
Drawing shapes with canvas - Web APIs | MDN
HTML 5 canvas drawing application | techpituwa
Web Painting Tool Using HTML 5 CANVAS in ASP.Net
html - How can I clear the drawing canvas in JavaScript? - Stack Overflow
How To Draw with Javascript & HTML Canvas — Matt Morgante
Draw transparent shapes on HTML5 Canvas in JavaScript