The late Andrew Jacobs set up a web site with relevant 6502 information. It is lost now.
This site is reproduced here. Scripts and links are removed, it is clean code now.
Also have a look at his github archive, it is still up.
Enter the local hosted Andrew Jacobs 6502 site here!

See also:
Jolt with 4K and power supply
With thanks to Jonathan Chapman of Glitchworks who found a Jolt system, here images of a Jolt with 4K memory, an experim...
TERC KIM-1 Interface set
A recent acquisition, the TERC (Technical Education Research Centers) KIM-1 Interface set. An educational tool to work w...
6502 tester NMOS CMOS 1-8MHz
The 6502 W65C02 6502C CPU tester NMOS / CMOS 1-8MHz is a CPU tester for 40 pin 6502/65C02 and WD65C02 and Sally.
The...
680x/650x Test system
The 680x/650x Test system allows to test, with the CPU itself performing the test, the MC680X and MCS650X families.
T...