the online airplane calculator link i use to build my own airplane does not work anymore ,can someone help with a good basic airplane calculator, i could not find a link to all calculators on one thread so started this one, if someone finds a thread do let me know if not just lets put the link here.example.......

CG calculator
http://adamone.rchomepage.com/cg_calc.htm

Wing Loading Calculator
http://www.flyingsites.co.uk/downloads/wingloadcalc.htm
http://2bfly.com/tools/

Flying wing CG calculator
http://fwcg.3dzone.dk/

Go to 2bfly and select tools.

does not seem to have the entire airplane calculator where u just have to enter the wing span and cord ande u get measurments for the entire plane....fuse..etc