Free Java Cad Software

JFDraw by JingFei International

JFDraw is a pure Java based graphics application and library package.It can help you to complete your mechanical, electronic, architectural graphs drawing applications, or even business process or workflow graphs issues.

java vector graphs grid jfdraw flip ruler java 2d graphics arbitrary geometry graphics

SendToPager FREE by SendToPager Software

Send numeric and alpha-numeric messages from your PC to pagers and cell phones from the handy Windows application. Three contacts are stored in the Personal Address Book and reused for your messages. SendToPager FREE is capable of sending messaging thru Mobile (SMS), Modem (TAP/IXO, Direct & ARC) and Internet (E-Mail) protocols; Provider configuration is intuitive and easy. Recommended for Home and single-PC users.

pager tap send sms paging

TIGME RCalc by TIGME.COM

For an electronics novice it is sometimes a burden to find the value for a resistor in a circuit or in a storage drawer. Use RCalc to quickly determine the value. Look at the colour bands and then duplicate them on RCalc to determine the value.

helps tolerance resistance calculate resistor tools unknown