Aurora Builder is described as 'The Aurora Builder is a free tool that lets you create characters for your dungeons and dragons game using the bundled content, your own content, and content created by others'. There are more than 10 alternatives to Aurora Builder for a variety of platforms, including Online / Web-based, Windows, Mac, Android and iPhone. The best alternative is Roll20, which is free. Other great apps like Aurora Builder are D&D Beyond (Freemium), Fantasy Grounds (Paid), Astral Tabletop (Freemium) and Adventurer's Codex (Free, Open Source).
Battlegrounds: RPG Edition (aka BRPG) is virtual tabletop software designed to enhance your pen-and-paper roleplaying games, whether your players are in the same room, or on the other side of the world.
epicGM is a cross-platform tool offering features to track campaign notes, compendiums and a battle map. It brings a complete suite of tools to help you run your games smoothly so you can focus on bringing the best game experience to your friends and players!
Dungeons with friends lets you easily set up, DM, and play tabletop roleplaying games from anywhere on your mobile phone. This virtual table top is designed for asynchronous play - so you don't have to find a time that works for all of your players.
DM Helpmate is an offline, downloadable DM (Dungeon Master) companion for Windows featuring an interactive database, links to spells and spell slots, attack and damage dice rolls, skill checks, filtering by parameters and tags and much more.