Write some We are Looking for School Management System software (php) Software

I MENTIONED MY BUDGET IF YOU AGREE THEN ONLY BID START YOUR BID WITH "I HAVE THE READY MADE SOFTWARE" Hello We are looking to buy ready-made web based school management system software (PHP-mysql Based) with fully functional sms (we would be able to add sms gateway), email, messaging facilities , others etc we need the software with full source code including full access license to (read/write/modify/sale etc), Freelancer/seller has to sign a letter that he is selling school management software with source code with all rights (read/write/modify/sale etc) Please note that we need full source code with full license, optimized or encrypted code will not be accepted Please bid with your online demo account details, only those freelancer apply who have ready-made school system Please bid if freelancer have ready-made school system, and can show us online demo Product should be fully functional without bugs. Our budget is very limited Thanks I MENTIONED MY BUDGET IF YOU AGREE THEN ONLY BID START YOUR BID WITH "I HAVE THE READY MADE SOFTWARE"