website script/bot with database in asp.net

Looking for a script/bot that will scan a list of websites and then copy data from those sites into a ms sql server database. The script will scan urls based on keywords and then each url will have its own criteria and insert matches into database and continue on to next site The software should be asp.net with vb.net and use ms sql server and have a sinple GUI for config settings and output. Payments through GAF escrow only