Koh Yo fabric has local weaving characteristics. It is a valuable handicraft and there is a long term of history. The researcher consider the importance of it, therefore, want to create web application for conserving Koh Yo fabric, promote it to other people and furthermore inside web application has in detail of weaving. The researcher designs the patterns of weaving with Photoshop program and illustrator program. The researcher design website with bracket program for writing code of any pages of website which will consist of blue color tone. The design emphasizes Thai style for keeping it up.