HEATKEYS

This website is an online drawing tool where you can create nice draws and animate images too.

NttCAD: free, simple 2D/3D CAD software, multi-platform (works on Windows, Mac, linux...). Programmable in Java language. Small program size and fast download. Saves in autocad dxf, svg and NttCAD formats.

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The best freeware reviews presented to you by Gizmo

draw.io is a free online diagram drawing application for workflow, BPM, org charts, UML, ER, network diagrams

Creator of the World

OpenOffice.org: The Free, Open Source Office Suite

Online diagram software. Create and share flowcharts, network diagrams, floorplans, user interface designs and other drawings online with the Gliffy diagram editor.

RibbonSoft GmbH, CAD/CAM Solutions and Content Management

Edraw is a powerful yet easy-to-use program for creating flowcharts, organizational charts, network diagrams, business presentations, building plans, mind mapping and lots more.

Tools and Basic Information for Design, Engineering and Construction of Technical Applications

Craftsmanspace contains free woodworking and metalworking DIY (do it yourself) project plans and patterns with detailed manufacture and assemblage descrfiption.