Top 15 products relevant to Design Tools, Web Development Tools, Placeholder Images, and Mockups

Dead-easy placeholder images. Of kittens.

Bear-themed placeholder images for developers.

Dynamic Dummy Image Generator.

Open Source

Placeholder.com generates custom placeholder images on the fly.

LoremFlickr is a service that provides free placeholder images for web and print.

Lightest way to include placeholder images in your design.

Placeholder images for your project in progress. Custom URLs generate placeholder pictures in various sizes with categories and effects.

BlurHash is a compact representation of a placeholder for an image.

Open Source

Use pictures of tasty meat as placeholders in your design.

Render image placeholders entirely in browser with JavaScript.

Open-source placeholder image generator.

An easy way to generate placeholder images for your designs.

Placeholder image provider that returns interesting CC-licenced images from Flickr.

An open-source library and web app for generating placeholder images.

Fast, easy and simple FPO (For Position Only) low-resolution image used to mark a placeholder for the final image.