good links

Logo:

https://www.clipartmax.com/

https://www.clipartmax.com/middle/m2i8i8m2b1i8G6b1_painting-tools-paint-brush-icon-png/

Colors:

https://flatuicolors.com

https://materialuicolors.co

Graphic:

https://www.freepik.com

Icon:

https://icomoon.io

Icon moon:

Chrome://apps

Ajax:

https://www.w3schools.com/jquery/ajax_ajax.asp

all jQuery plugins:

https://www.jqueryscript.net

https://jqueryvalidation.org

Arrow css generate:

http://www.cssarrowplease.com

jQuery:

برای دانلود: https://jquery.com

برای استفاده مستقیم: https://code.jquery.com