IcoFX - IcoFX is an all-in-one solution for icon creation, extraction and editing.
Icon Generator - Icon Generator is a little application built on AIR that lets you generate a CS5 or Web 2.
png2ico.com - Fully featured free online PNG, JPG, TIF, BMP & GIF etc. to ICO converter from sohOpen.
Online Favicon Generator & Gallery - Online favicon generator & creator provides to convert image GIF, JPEG, PNG and download in favicon.ico format 16x16 or 32x32 pixels or HTML code. This website also has a fantastic favicon gallery with download.
Icono Maker - Icono Maker is an icon maker for Windows.
Favicon Generator by RedKetchup - Customize the favicon text, colors, font, and corners. Generate the favicon images in all the required sizes. Get the favicon HTML code for all browsers and platforms.