HEATKEYS

Distributor of electronic components and parts, DigiKey offers quality products with same day shipment, products include: Semiconductors, Capacitors, Relays, Resistors, AC DC Converters, Circuits, Microcontrollers, Power, Lighting & Wireless Supp...

Electronics ++

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

This is a discussion forum.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

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

Best free software available all over the web. The free software categories include Windows Software, iPhone Applications, Social Networking Tools, and software installation videos.

The home of electronic engineering and embedded systems programming, the EE Compendium is a resource for the working electronics engineer. The EE Compendium is a highly individualistic look at the world of electronics engineering, embedded systems pr...

Free Energy

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.