Showing 248 open source projects for "open source invoice"

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  • 1
    AstroMenace

    AstroMenace

    Hardcore 3D space shooter with spaceship upgrade possibilities.

    AstroMenace is an astonishing hardcore scroll-shooter where brave space warriors may find a great opportunity to hone their combat skills. Gather money during the battle to spend them on turning your spaceship into an ultimate weapon of mass destruction and give hell to swarms of adversaries. Enjoy the wonderfully crafted 3d graphics and high-quality special effects along with a detailed difficulty adjustment and a handy interface of AstroMenace.
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    Downloads: 39 This Week
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  • 2
    SDL Sopwith is a port of the classic 8086 biplane shoot-em-up game to modern computers.
    Downloads: 2 This Week
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  • 3
    Rebel Defender Game

    Rebel Defender Game

    Star Wars style retro game for Linux

    "Rebel Defender" is a Star-Wars-style retro game, looking like the star wars games which existed in the past on Atari ST. A vector graphics pseudo-3D game with nice sound effects.
    Downloads: 1 This Week
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  • 4
    Project 16

    Project 16

    A 16 bit style game on the 16-bit IBM XT.

    A project to make a new 16 bit style dos game that can run on old and new hardware!!! It is planned to be a tile engine game for FreeDOS utilizing mode X of VGA and using the YM3812/OPL2 and YMF262/OPL3 chip to full capabilities! more details later!
    Downloads: 1 This Week
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    Atera all-in-one platform IT management software with AI agents

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  • 5
    Worminator is a sidescrolling action game. You play as The Worminator and fight your way through many levels of madness and mayhem. Worminator features nine unique weapons, visible character damage, full screen scrolling, sound and music, and much more!
    Downloads: 2 This Week
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  • 6
    A simple first person shooter of blowing up asteroids in 3D space. The codebase also serves as an introduction to trigonometry and OpenGL.
    Downloads: 0 This Week
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  • 7
    nV@derz!
    nV@derz! is a two-dimensional, vertical space shooter inspired by the classic arcade game Space Invaders. The player must defend the planet from waves of aliens, and the game features a few variations from the original. Play with PC joysticks or keyboard with one or two players. Note (04-26-2017): Sound may not work on some systems. Please share your experience with nV@derz! in the Discussion forum or make a ticket in the Bugs tracker. Thanks.
    Downloads: 1 This Week
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  • 8
    Propeller
    Bird land, vast and grand. Where seagulls swing, what a wonderful thing. Shiny beak and fluffy wings, also a bird that sings. *** This is a side scrolling shooter game that has many minigames. Windows: Click on the "files" tab, then download the zip file and unpack it, then run "Propeller.exe" to play. Run "Launcher.exe" if you want to start the game in windowed mode or mute the sounds. You will find some instructions in the instructions.txt file. The windows version is 64-bit...
    Downloads: 1 This Week
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  • 9
    "Tegel" is an add-on for Allegro (alleg.sf.net) for drawing and handling layered tilemaps. The package contains an editor and a playback library in C. There is support for multiple layers, rotated and/or animated tilemaps.
    Downloads: 1 This Week
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    Comet Backup - Fast, Secure Backup Software for MSPs

    Fast, Secure Backup Software for Businesses and IT Providers

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  • 10
    PacMarin is a 2D “world-style“ arcade game written in C with SDL. It is a fun, little project similar to Pacman.
    Downloads: 1 This Week
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  • 11
    Commander Genius

    Commander Genius

    Commander Keen Interpreter

    This is a fork of CloneKeen. It fully interprets the classic dos games Commander Keen 1-6 including some fanmade mods and adds some nice twists like smoother gameplay, some special graphical effects and also music, which was missing in the first trilogy. Use our High Quality Pack and enjoy the Commander Keen series in a new way.
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    Downloads: 103 This Week
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  • 12
    Nighthawk is a tribute to one of the most playable and contagious games ever written- Paradroid by Andrew Braybrook. Feel the excitement as you battle through hordes of droids to gain your object of removing all droids on the level.
    Downloads: 57 This Week
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  • 13
    Vitality is a project that aims to provide a home to a few open source Mac games that are currently without one.
    Downloads: 1 This Week
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  • 14
    Wizznic!

    Wizznic!

    A very polished puzzle game. (Puzznic Clone)

    Wizznic is an implementation of Puzznic for Gp2X Wiz, Linux and Windows. It is made very easy for non-programmers to contribute Levels/Graphics and sounds.
    Downloads: 5 This Week
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  • 15
    Arkanoid - Break the Bricks Game

    Arkanoid - Break the Bricks Game

    It is a Brick breaking game with lots of cool features.

    Welcome to Arkanoid - Break the Bricks v1.0.0.4 This game is a cross-platform, arcade game inspired by one of the most popular game of old time, The Arkanoid. This game is an approach to create a brick breaking game with more unique features and some new challenges with new cool look. Download and play this game and let me know how was the game. And don't forget to rate and review my project. # If you want to see some more cool features in the next version of this game, you can...
    Downloads: 1 This Week
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  • 16
    Open Sonic is a free open-source game based on the "Sonic the Hedgehog" universe. It introduces a different style of gameplay called cooperative play, in which it's possible to control 3 characters simultaneously. It works on Windows, Linux and MacOSX
    Downloads: 63 This Week
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  • 17
    DCGenerator or DCGen is a port of the Sega Genesis emulator, Generator, to the Sega Dreamcast. The port was originally made by Atani and then continued with permission.
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    Downloads: 1 This Week
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  • 18
    OpenTitus is a rewrite of the game engine used in the old DOS-based games Titus the Fox and Moktar (the French version). This project parses the data directly from the original game data files. The project is based on SDL and programmed in C. A wiki is available at http://opentitus.wikia.com/wiki/OpenTitus_Wiki If you do not own the original game already, you can purchase it at https://www.gog.com/game/titus_the_fox_to_marrakech_and_back
    Downloads: 6 This Week
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  • 19
    Freedroid
    FreedroidRPG is an original isometric 3D role playing game taking place in the future, on Earth. It features action and dialogs. FreedroidClassic is a 2D arcade game similar to Paradroid. =========================================== !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !! FreedroidRPG is migrating !! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - Latest versions of Git repositories are on https://codeberg.org/freedroid/ - Binary files are hosted on...
    Downloads: 9 This Week
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  • 20
    openbor

    openbor

    The ultimate 2D side scrolling engine. NOTE: Moved to GitHUB

    Please note: OpenBOR has moved to GitHUB. Latest source and binaries may be found here - https://github.com/DCurrent/openbor OpenBOR is the open source continuation of Beats of Rage, a Streets of Rage tribute game originally developed by Senile Team. In the years since it has grown into arguably the single most powerful two dimensional sprite based engine in the world and certainly the most versatile.
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    Downloads: 163 This Week
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  • 21
    A UNIX/Windows/Linux remake of the DOS-game "stunts", providing modern features like openGL graphics, 3D sound and internet multiplaying. Design your own tracks, choose your opponents and try the most spectacular stunts you've ever seen.
    Downloads: 16 This Week
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  • 22
    Allefant is the main character of these games. As librarian of the great Allegro library, the Allefant is always busy keeping it up to date and in good condition - and defending it against the evil Allegators, who are trying to bring unorder to it.
    Downloads: 1 This Week
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  • 23
    Project: Random(SKY); [last SSGE]

    Project: Random(SKY); [last SSGE]

    Engine for games like's а Tyrian with random level generation.

    I'm a big fan of games similar to the Tyrian or Raptor. Especially Tyrian, but to play the same levels - it's boring. So I created my game in this genre, where levels can be generated randomly. Levels can be created manually in the editor. Gameplay is a bit like Diablo. The game has an inventory window and you can change the characteristics of your spaceship. The game has an inventory window and you can change the characteristics of your spaceship. The game contains big bosses, gravity...
    Downloads: 1 This Week
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  • 24
    garden of coloured lights
    A multiplatform vertical shoot-em-up with non-traditional elements.
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    Downloads: 67 This Week
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  • 25

    Breaker

    Arkanoid like.

    Arkanoid like. Developped in C language + SDL. Old source from 2009. I just added a few things, hopefully I didn't add too many bugs!
    Downloads: 4 This Week
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