OK here's a spammer i made in Visual Basic's
What does it do: It repeats the word time for infinite time untill you click "Stop".
1- Type what you want to spam in text box
2- Click "Start".. and BAM
3- To stop just click "Stop"
VIRUS SCAN: Virustotal. MD5: ff8ea77f6d939e19b1ec2ddda31e2c95