simcir

Create, Integrate and Extend
Simcir is an online circuit simulator. With this tool, you could create, integrate and extend your circuits for free.
To create a circuit, please read these Terms and sign on with your Google Account.
SimcirJS is available now.
>>Usage
Create

Gallery

RS Flip Flop
RS Flip Flop
JK Flip Flop (unstable)
JK Flip Flop (unstable)
JK Flip Flop
JK Flip Flop

T Flip Flop
T Flip Flop
8bit Counter
8bit Counter
Counter Test
Counter Test

Half Adder
Half Adder
Full Adder
Full Adder
4bit Adder
4bit Adder

4bit Adder Test
4bit Adder Test
2 to 4 Binary Decoder
2 to 4 Binary Decoder
3 to 8 Binary Decoder
3 to 8 Binary Decoder

Decoder Test
Decoder Test
4 to 16 Binary Decoder
4 to 16 Binary Decoder
Bus Test
Bus Test