Glui - glui - GLUI is a GLUT-based C++ user interface library which provides controls such as buttons, checkboxes, radio buttons, and spinners to OpenGL applications. It is window-system independent, using GLUT or FreeGLUT.

Pika.style - A free tool to quickly convert screenshots into beautiful website and device mockups. You can create customizable images for App Store, Instagram, and more

Annotate - Annotate (formerly know as Glui) is the simplest way to capture, annotate and share screenshots.

Supasnap - Beautify your screenshots instantly.

Predictly.co - Save time and resources with our state of the art human-in-loop Data annotation platform services to build your solution specific AI solutions. We help you with the data heavy lifting while your data scientists focus on business centric solutions.

Picyard - Picyard provides beautiful backgrounds for your screenshots. Simply upload your screenshot and let Picyard do the rest. Our easy-to-use interface and customizable options make it simple to create stunning images for all your needs.