Milanote Web Clipper - Collect and organize inspiration from around the web
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Clippy for your website - A helpful and familiar friend for your website visitors
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
LightShot - The fastest way to take a customizable screenshot.