✔ Capture Viewport
✔ Crop and Save (automatic save)
✔ Crop and Wait (manual save)
✔ Configurable Keyboard Shortcut
✔ Save screenshots in PNG or JPG file format
✔ Preserve or downscale screenshot size on HDPI displays like Retina
✔ Unique screenshot date/time file name
✔ No special permissions required
✔ Open Source

✚ Options

1. Click on the extension button using your *Right* Mouse Button
2. Select `Options` from the context menu

✚ Keyboard Shortcut

1. Navigate to `chrome://extensions`
2. Click on the menu icon in the top left corner and choose `Keyboard shortcuts` from the menu
3. Find Screenshot Capture and set key combination for the `Take Screenshot` action

✚ Full Documentation

✔ https://github.com/simov/screenshot-capture