Hero Lab might be a bit more popular than MapTool. We know about 1 link to it since March 2021 and only 1 link to MapTool. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
"Latest Release" on rptools.net points to 1.10.4. Source: over 2 years ago
Looks like you can still buy if from the company that make it (Lone Wolf Developments, wolflair.com) but it doesn't look like it's been updated in a while. Looks like they're really pushing their RPG character sheet thing now so AB doesn't get much developer time spent on it. Source: over 1 year ago
Roll20 - Roll20 is a suite of easy-to-use digital tools that expand pen-and-paper gameplay.
D&D Beyond - Official online toolset for Dungeons & Dragons tabletop gaming
Astral Tabletop - Create, host, and manage your tabletop role-playing games — online or in person
Pcgen - PCGen is an open source character generator for role-playing games.
Fantasy Grounds - Fantasy Grounds is a virtual tabletop to help facilitate play of tabletop-style role-playing games...
Beyond Tabletop - Beyond Tabletop is a set of tools for RPG players with easy-to-use online character sheets and maps.