Lipsum - One of the oldest and fastest 'lorem ipsum' (random text) generators.
Placemat - Pretty nice placeholder images.
DevToys for Mac - DevToys For mac. Contribute to ObuchiYuki/DevToysMac development by creating an account on GitHub.
PlaceKitten - Dead-easy placeholder images. Of kittens.
Econ Ipsum - An online Lorem Ipsum text generator that uses words from Economics papers.
placeholder.pics - Lightest way to include placeholder images in your design