Abyss of Pandemonium - The Final Mission is a unofficial commercial partial conversion for Quake developed by Impel Development Team and published by Perfect Publishing. It was released on April 14, 1998. It includes 16 new levels (10 single player/6 death match), six new foes, four new weapons and 1 power-up.
Rocket Arena 2 is one of the most popular Quake 2 mods of all time. It's innovative "multi-arena" maps allows players to choose from up to 10 arenas on a single level, and have matches going on in all of them simulatnously. The refined "pickup" mode introduces players to the fast-paced teamplay style of Clan Arena.
The Sword of Ares is a 1998 unlicensed total conversion for Quake.
The game adds several features not available in vanilla Quakes, such as the ability to switch to a third-person view (which may be a bit buggy) and several selectable player skins.
The Sword of Ares was made of free content but was distributed as shareware. It appears that the registered version (as a separate PAK file) was eventually made available by the author as a free download too, as it can be found on PlanetQuake mirrors alongside the shareware release. It is an unofficial commercial total conversion, whether it was licensed by id Software is unclear.
The game retailed at $9.99 on their official website.
3 levels, increasing in difficulty and complexity. First, you go through a prison complex before entering an "Anti-Duke" training center where the aliens learn how to fight against Duke. In the finale, you have to find the power plant to shut down the whole installation.
Duke crashes down in a stolen alien cruiser but this time he is a little closer to home. Look for the new features. There's a special powerup called the SuperDukePak and a new actors amongst other things.
The Ultimate Simpsons Doom is a graphics and sound mod made by Myk Friedman & Walter Stabosz and released in 1998. In the modification, you play as Homer Simpson killing evil clones of his friends, family, neighbors, and co-workers (they replace the normal monsters). As it only replaces graphics and sounds it can be used with either Doom or Doom II.
Players can choose to play either of these previously released titles. In the first game, use a light gun to shoot infected human "zombies", aliens and their mothership. In the second game, players shoot terrorists.
Once more duke finds himself in the middle of a hostile situation, this time aboard a half flooded nuclear submarine, grounded on the rocks in the middle of the ocean on a dark stormy night.
Quake is a first-person shooter video game, developed by id Software and published by GT Interactive in 1996 and featured music composed by Trent Reznor and Nine Inch Nails. It is the first game in the popular Quake series. In the game, players must find their way through various maze-like, medieval environments while battling a variety of monsters using a wide array of weapons.
Inferno (not to be confused with Doom's original third episode) is a nine-level episode replacement designed by Christopher Lutz and released in March 1998. The mapset is themed after Doom episode Inferno, replacing all levels with new ones designed around the Hell map visual style.
Insertion is an eleven-level PWAD for Doom II. It was created by David Shaw, Stephen Watson, Thomas Evans and Adam Williamson. Most of the authors had previously worked on either the first or second Memento Mori, or Requiem, and the gameplay and level design found here is similar in style to those, albeit with fewer maps.
Stellar Assault SS is a Sega Saturn space combat simulator game developed and published by SIMS. An enhanced port of the titular 1995 Sega CS game Stellar Assault, it was released exclusively in Japan in February 1998.
Like its predecessor, Stellar Assault SS is a "dogfight" shooter set in outer space, featuring first- and third-person viewpoints. While the core gameplay remains much the same, Stellar Assault SS is more story-driven, with support characters and voice acting. Ships and environments are also texture-mapped, while some levels take place on planets.
Rubicon was a single tech base level for Quake featuring custom textures and code tweaks, plus a start map and a secret map based on The Legend of Zelda.
Kyle Katarn's adventures continue five years after the events in Dark Forces II. Invading Imperial forces advance upon a quiet Rebel outpost, interrupting Kyle's trianing of a brave new Jedi, Mara Jade.
First introduced in Timothy Zahn's award-winning Star Wars novel, Heir to the Empire, Mara Jade combines her experiences as a smuggler and Emperor's Hand with her apprenticeship as a Jedi Knight. Mara's training will continue in the field as she makes use of four new weapons and five new Force powers to secure supplies for the New Republic.
Meanwhile, Kyle pursues what he believes to be his destiny as he searches for secret treasures in an ancient Sith temple. Will you uncover the Mysteries of the Sith?