Description: RefCanvas is a free, open-source collaborative whiteboard web application. It allows multiple users to draw, write, and share ideas on an online canvas in real-time. Features include drawing tools, text tools, image uploads, and reporting.
Type: software
Pricing: Freemium
Description: Spring Engine is an open-source 3D game engine. It specializes in real-time strategy, role-playing, and first-person shooter games. The engine features modern graphics, naval units, easy scripting, and flexible game modes.
Type: software
Pricing: Open Source