Company name Description Games

Activision, Inc.

Activision was established in 1979 and followed the successful years until 1984. Then they struggled until 1989 when they stared to focus on software in general.
Alter Ego (Female version), Alter Ego (Male version), MechWarrior 2: 31st Century Combat, MechWarrior 2: Ghost Bear's Legacy, MechWarrior 2: Mercenaries, Apache Strike

Acumen Software

Acumen Software is the name under which programmer Adrian B. Danieli released shareware software in the 1990's.

Addix Software Development, Inc.

Addix Software Development, Inc. was a game development studio responsible for the DOS title Wrath of Earth (1995). According to Dave Faller, the seeds where planted in 1991 when he got together with Mark Spink to develop teaching software for a university.
Wrath of Earth

Adept Software

Adept Software is an independent game development studio located in Orlando, Florida. It was founded by Adam Pedersen. In the early-to-mid 1990s, Adept Software developed shareware games for the PC in MS-DOS. In more recent years, several of those games have been released as freeware and can be downloaded from their website. They also create free development tools for programmers. In 2012 Pedersen launched a Kickstarter campaign for a sequel to the 1993 DOS game Jetpack.
God of Thunder

Aestan Games


A-J Games

A-J's Quest

Al J. Jiménez


Alan Zimm

Action Stations!

Albino Frog Software, Inc.

Albino Frog Software, Inc. (formerly Night Sky) is a game development studio of which Sean M. Puckett is the sole employee. After using the name Night Sky, the company was officially established in Florida, USA in October 1993.

Alexander Martin


Alexandr Gogava


Alien Production

ALF: The First Adventure

Alive Software

Animal Quest

Alpha Simulations

Harrier Jump Jet

Alucine Soft

Professional Tennis Simulator

Amazing Graphics

Maze Wars

Amwa (HK) Computer Co.


Anco Software Ltd.

Anco Software was a long-running British game developer and publisher. The company was founded as a spin-off from Anirog Software. Anirog was founded in 1982 by Anil Gupta and Roger Gamon, who were working for Mullard Mitcham at that time.
Player Manager 2

Andrew Motes

Mom's Math

Andrew Spencer Studios

Andrew Spencer Studios was a London, UK-based development studio, named after Andrew Spencer. The studio made the survival horror Ecstatica series with two games: Ecstatica (1994) and Ecstatica II (1996). They both use ellipsoid technology to render characters. A third game, Urban Decay, was in development for Psygnosis and used the game technology, but it was left abandoned in favour of developing the Ecstatica sequel and eventually it was cancelled.