Advanced Design system alternative

Any freeware alternative to ADS Advanced design system

Freeware ?? An English man said.. " I'm not so rich for buying cheap"...( something like that..)
Serious tasks are done with serious tools..

Much less functionality, but free:
http://qucs.sourceforge.net/screenshots.html

BigBoss said:

Freeware ?? An English man said.. " I'm not so rich for buying cheap"...( something like that..)
Serious tasks are done with serious tools..

Click to expand...

something like this....

Simulation - Free
5Spice - http://www.5spice.com/ (not free for commercial use)
Cider - http://embedded.eecs.berkeley.edu/pubs/downloads/cider/index.htm
CircuitLab.com - http://www.circuitlab.com/ (Online only)
Circuit Simulator Applet - http://www.falstad.com/circuit/ (iPad/iPhone version available, iCircuit - NOT FREE)
Logisim - **broken link removed**
LTpsiceIV (Linear Technology) - http://www.linear.com/designtools/software/
Mindi (Microchip) - **broken link removed**
Ngspice - http://ngspice.sourceforge.net/screens.html
Qucs - http://qucs.sourceforge.net/
SimOne - **broken link removed** (limited)
TINA-TI (Texas Instruments version) - http://www.ti.com/tool/tina-ti
XSPICE - http://users.ece.gatech.edu/~mrichard/Xspice/

Simulation - Commercial
Advanced Design System, ADS (Agilent) - http://www.home.agilent.com/agilent/product.jspx?nid=-34346.0.00&cc=US&lc=eng
AIM Spice - http://www.aimspice.com/
B2 Spice (Beige Bag) - http://www.beigebag.com/
Circuit Wizard - http://www.new-wave-concepts.com/products.html
ICAP/4, etc.. - **broken link removed** (Limited Free version available)
Micro Cap - http://www.spectrum-soft.com/index.shtm (Limited Free version available)
NI Multisim (National Instruments) - http://www.ni.com/multisim/
NL5 Circuit Simulator - http://nl5.sidelinesoft.com/
Plecs - http://www.plexim.com/
PSpice (Cadence) - http://www.cadence.com/products/orcad/pspice_simulation/pages/default.aspx (Limited Free version available)
SIMetrix - http://www.simetrix.co.uk/ (demo available)
Super Spice (Anasoft) - http://www.anasoft.co.uk/ (Limited Free version available)
TINA - **broken link removed**
TopSpice - http://penzar.com/topspice/topspice.htm (Limited Free version available)
Via Designer - **broken link removed**
WinSpice - http://www.winspice.com/