Unsplash - Unsplash is a website with high-quality free HD images. It has a catalog of more than three hundred thousand striking images that are neatly organized with tags. Read more about Unsplash.

MathType - The Professional version of Equation Editor- MathType is a powerful interactive tool for Windows and Macintosh that lets you create mathematical notation for word processing, web pages, desktop publishing, presentations, and for TeX, LaTeX, and Math…

Pixabay - Over 270,000 free photos, vectors and art illustrations

Math Magic - MathMagic Equation Editor for Desktop Publishing software & Word Processors, Adobe InDesign, QuarkXPress, MS Word, iWork, for Technical writing with very easy interface and fast input.

Pexels - Find the best free stock images about Browser Home Page. Download all photos and use them even for commercial projects.

KLatexFormula - KLatexFormula is an easy-to-use graphical application for generating images (that you can drag and...