BannerElytra is a mod that allows you to display banners on your elytra wings! You add banners to an elytra just as you would for a shield, by placing it next to them in a crafting menu. The only difference is that you can replace the banner on your elytra (you cannot replace it for shields).
1. Download and install the Forge Loader 2. Download a version of BannerElytra with forge in the file name from the Files tab and place it in your mods folder 3. Play!