Try mikroe boards. They also have one UNI DS 6 board. It works with 8051, PIC and AVR I think. You can also try
https://www.ucmicrosys.com/products/development-tools/uni-51-sdk-mkii.html
NSK 8051 board is OK. I have it. For programmer buy this. **broken link removed**
I have seen some of devolopment boards given in links, But
I want a nice devolopement board having atleast following features...,
1. LCD display
2. 7 segment LEDs for counting
3. USB support
4. easy to erase copy verify the code
5. Must support AT89C51 /52 AT89S51/52 40 DIP , 20 DIP support
6. ZIF socket (if AVAILABLE)
7.Connectors for other operations like interfacing other basic devices like sensors,motors etc...,
8. MUST support WIN 7 x64 OS
optional :
It is good If it can support All Version of 8051, ATMEGA, ATtINY, PIC etc.,, anything other than 8051
and other new feauture recently released
P.S. price limit must be < 1500 INR But i can manage upto 2000 INR if it is a better one
IF it is best one I wll go for it upto 3000 INR
(AND ALSO PLZ GIVE ME THE DIRECT LINKS TO PURCHASE ONLINE )
THANKS in advance