A top down scrolling shooter similar to Mars Rising and Demos Rising. You have a normal shot and bombs used to destroy enemies on land/in water.

Unlike anything ever. Maddeningly hard. Completely non linear non sensical unforgettable. The pythonizer had my computer spouting english every time I downloaded or printed or erred or typed until it wasnt funny and I deleted it. Now I want it back!...

Star 'Roids is an Asteroids clone for the Macintosh. It was released in 1989, and was programmed by Jason Ferraras, and other people. 

"Postal" is an isometric shooter with a violent theme. Instead of shooting at demons, monsters, bad guys and terrorists, your targets are typical citizens like a high school marching band, ordinary pedestrians, and even Santa Claus! You...

Nanosaur is a 3D, third-person shooter made by Pangea Software in which the player controls a sci-fi technology equipped dinosaur. This dinosaur has been sent back to the past, right before an asteroid strikes Earth and wipes out the...

Apeiron is an extremely addictive and well polished Centipede arcade game for 1990's Macs.  This game was very popular among System 7 users even on low end Macs.  It offered fluid, high frame rate action gameplay accompanied by catchy...

The year is 2317... and they're back! Bedlam 2 is the sequel to Bedlam.  It's a Space Invaders kind of vertical shooter.  Bedlam 2 features nice pre-rendered color sprite animations similar to other Mac shareware games in the...

Jazz is back from MS-DOS This is one of the best games you could honestly play on an old Mac. Think of Super Mario Brothers with a dash of Sonic and a taste of Contra, leaving you dying to use the level editor that's only on...

An adaptation of the classic shoot-em-up Asteroids, unique for its addition of a monetary element to purchase power-ups and score bonuses.

Note: This software's original developer is working on a new re-release version for modern computers. To register v1.1.0 : 1) Make sure your Mac is not connected to the Internet to ensure that the game cannot access a time server. 2) Set...

Ported by Rockstar Games. A dark future. An uncertain past. No one left to trust. An intense action anime thriller comes to life in Oni. As an elite member of the tech-crimes task force, Konoko is an agent on a mission to fight the evil...

As pure and straight-forward as game concepts come, fly around and shoot pretty much everything! Up to 8 players (three of which can be humans, sharing a keyboard) fly around the arena to best one another at side-on, pixel ship...

Bullet Ex is a vertical scrolling shooter made in Japan. Serial: KKKKKK  

Please Shoot Me, released in 1996 by Slovis Software. A simple shareware game in which you shoot down creatures running across the screen using your mouse cursor. You get additional weapons and encounter new types of creatures as you progress...

Bedlam is a Space Invaders kind of vertical shooter game. See also the color sequel: Bedlam 2 (Not to be confused with Bedlam by GT Interactive.)