Showing 434 open source projects for "open source invoice"

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    Context for your AI agents

    Crawl websites, sync to vector databases, and power RAG applications. Pre-built integrations for LLM pipelines and AI assistants.

    Build data pipelines that feed your AI models and agents without managing infrastructure. Crawl any website, transform content, and push directly to your preferred vector store. Use 10,000+ tools for RAG applications, AI assistants, and real-time knowledge bases. Monitor site changes, trigger workflows on new data, and keep your AIs fed with fresh, structured information. Cloud-native, API-first, and free to start until you need to scale.
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  • 1
    Source of Mana

    Source of Mana

    Source of Mana is a unique 2D MMORPG

    Our primary page is currently at https://manasource.itch.io/source-of-mana so please visit us there to learn more and download the game. Source of Mana is a classic 2D MMORPG that uses Godot 4 for its client and server components. Our graphics are made with a variety of tools, primarily Gimp, as well as Tiled for maps. Development is heavily focused on establishing a solid technical foundation, including advanced client-server synchronization, efficient asset management, and support for a...
    Downloads: 3 This Week
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  • 2
    Impostor

    Impostor

    An open source reimplementation of the Among Us Server

    Impostor is an open source reimplementation of the Among Us Server, written in C#. It is among the first Among Us private servers with support for Steam, Itch, Android and iOS. It is a full replacement of the game's official server, so you can expect all of the game's features to be included, and the same fun playing experience. The difference of course is that you get to play on a private and secure server.
    Downloads: 14 This Week
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  • 3
    Open Heroes

    Open Heroes

    tour based strategic game

    Tour based strategic game. Similar to Heroes of M&M, but different. You can play this game under http://heroes.ca7.eu/
    Downloads: 0 This Week
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  • 4
    Crossfire RPG game

    Crossfire RPG game

    Cooperative multiplayer graphical RPG and adventure game

    Crossfire is a free, open-source, cooperative multi-player RPG and adventure game. Since its initial release, Crossfire has grown to encompass over 150 monsters, 3000 areas to explore, an elaborate magic system, 14 races, 16 character classes, and many powerful artifacts scattered far and wide. Set in a fantastical medieval world, it blends the style of Gauntlet, NetHack, Moria, and Angband.
    Downloads: 95 This Week
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  • Rent Manager Software Icon
    Rent Manager Software

    Landlords, multi-family homes, manufactured home communities, single family homes, associations, commercial properties and mixed portfolios.

    Rent Manager is award-winning property management software built for residential, commercial, and short-term-stay portfolios of any size. The program’s fully customizable features include a double-entry accounting system, maintenance management/scheduling, marketing integration, mobile applications, more than 450 insightful reports, and an API that integrates with the best PropTech providers on the market.
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  • 5
    0 A.D.

    0 A.D.

    0 A.D. is a free, open-source, cross-platform real-time strategy game.

    0 A.D. (pronounced "zero ey-dee") is a cross-platform real-time strategy (RTS) game of ancient warfare. It's a historically-based war/economy game that allows players to relive or rewrite the history of ancient civilizations, each depicted at their peak of economic growth and military prowess.
    Downloads: 95 This Week
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  • 6
    Scrabble3D
    <b>The project is continued at https://github.com/Scrabble3D. Find the latest program version under Binaries.</b> Scrabble3D is a highly customizable Scrabble game that not only supports Classic Scrabble and Superscrabble but also 3D games and own boards. You can play local against the computer or connect to a game server to find other players.
    Downloads: 133 This Week
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  • 7
    Odamex

    Odamex

    Odamex is a free, cross-platform, modern client-server Doom engine

    Odamex is a free, cross-platform (Mac, Windows, Linux) modification of the Doom engine that allows players to easily join servers dedicated to playing Doom online. The goal of Odamex is to add enhancements to Doom while still retaining that "classic Doom feel" we all know and love about the original game.
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    Downloads: 72 This Week
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  • 8
    ATC-pie

    ATC-pie

    Air traffic control tower and radar simulator (solo + multi-player)

    ATC-pie is an air traffic control simulation program. It features solo, multi-player and teacher-student sessions, rendering 3D views of airports through FlightGear. It is essentially designed for realism, and simulates real-life ATC tasks and equipment such as strip racks and sequence management, handovers to/from neighbouring controllers, flight plans, primary & secondary radars, RDF, CPDLC, ATIS recording...
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    Downloads: 58 This Week
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  • 9
    Kirstens Viewers
    Opensource Created Custom Viewers For Virtual Worlds like SecondLife
    Downloads: 26 This Week
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  • Lightspeed golf course management software Icon
    Lightspeed golf course management software

    Lightspeed Golf is all-in-one golf course management software to help courses simplify operations, drive revenue and deliver amazing golf experiences.

    From tee sheet management, point of sale and payment processing to marketing, automation, reporting and more—Lightspeed is built for the pro shop, restaurant, back office, beverage cart and beyond.
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  • 10
    NetJoy

    NetJoy

    Network gamepad/joystick

    Project NetJoy, comprising JoySender++ and JoyReceiver++, simplifies the process of remote joystick control and gaming experiences over a Local Area Network (LAN) or Wide Area Network (WAN). It provides a convenient solution for transmitting joystick inputs between Windows machines over UDP or TCP. This project is available in two versions: a console-based version and a version with a Textual User Interface (tUI). Versions are cross compatible. Requires latest MSVC...
    Downloads: 24 This Week
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  • 11
    AssaultCube Reloaded

    AssaultCube Reloaded

    A fun realistic multiplayer free-and-open-source first-person-shooter!

    ACR is a fun realistic multiplayer free-and-open-source first-person-shooter! This project has moved to GitHub. A mirror of releases is here.
    Downloads: 15 This Week
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  • 12
    MegaMek
    MegaMek is a networked Java clone of BattleTech, a turn-based sci-fi boardgame for 2+ players. Fight using giant robots, tanks, and/or infantry on a hex-based map. Development currently occurs on GitHub (see https://github.com/MegaMek). This SF page remains as a mirror and archive of the old issue trackers. The trackers are currently locked and new issues should be created on the GitHub page.
    Downloads: 9 This Week
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  • 13
    2D isometric MMORPG using the SDL framework. Daimonin offers a free public server at https://www.daimonin.org . A Unity client is also in active development.
    Downloads: 10 This Week
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  • 14
    Mundo The Game

    Mundo The Game

    A multiplatform medieval 3D MMORPG

    Multiplatform 3D MMORPG Current version have a map of more than 1.000.000 m2, plus caves and hell sceneries, 17 NPCs, 26 kinds of monsters, 63 different items and 100 quests. Test server is up! Just download and run!
    Downloads: 6 This Week
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  • 15
    ChaosEsqueAnthology

    ChaosEsqueAnthology

    A free 3d game for PC that does not limit the player. Fight,Build,Gain

    (NOTE: Make sure to download Volume2 aswell!: http://sourceforge.net/p/chaosesqueanthologyvolume2/ ) 200+ weapons. Build-able enter-able buildings (Like an FPS RPG but with interiors) (Multi-tool/ Utili-tool). City generation (all buildings enterable). A 2 iso (6GB) exploration of what QuakeC can do. Over 100 maps included, along with map editor and sourcecode. Fully free and opensource: code and media. A modification of Xonotic which included extended weapons, maps, vehicles,...
    Downloads: 7 This Week
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  • 16
    Pong Game

    Pong Game

    Two player Table Tennis video game made usign Python's PyGame library.

    PyGame module inspired video game, "Pong" written exclusively in Python, is a great way to present the utmost capabilities and potentiality of the programming language.
    Downloads: 3 This Week
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  • 17
    Official map editor for the multiplayer online game Subspace/Continuum. http://getcontinuum.com/
    Downloads: 0 This Week
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  • 18

    crossfire-arch-retro

    Extra image set for Crossfire RPG Game

    A 24x24 tileset intended for use with Crossfire RPG Game servers. Many images were pulled from old versions of the game (0.92.0 was a specific baseline). As of Crossfire RPG Game 1.75.0, the GTK2 client supports non-32x32 tileset sizes. The tileset has not been tested on JXClient, so it is unclear whether it works there or not.
    Downloads: 0 This Week
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  • 19
    MegaGlest

    MegaGlest

    Cross-platform real-time strategy game (3D)

    _________________________________________________________________________________________________________________________________________________________ PLEASE NOTE: Downloads and repositories have moved to GitHub at http://github.com/megaglest _________________________________________________________________________________________________________________________________________________________ MegaGlest is a free real-time strategy (RTS) game. It's fun to play in both single...
    Downloads: 0 This Week
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  • 20
    Live Game Server List (LGSL)

    Live Game Server List (LGSL)

    LGSL (Live Game for PHP 5.4-8+: online status for various gameservers

    LGSL (Live Game Server List) for PHP 5.4-8.3+: online status for Discord, FiveM, Rust, CS, SA:MP, GMOD, Minecraft, Source Query, etc.
    Downloads: 0 This Week
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  • 21
    Stars! Nova
    Stars! Nova is a clone of the classic 4X space strategy game Stars!. While nowhere near the functionality of Stars! quite a few features have been implemented so far. See the Nova web page for details.
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    Downloads: 5 This Week
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  • 22
    BZFlag - Multiplayer 3D Tank Game
    OpenSource OpenGL Multiplayer Multiplatform Battle Zone capture the Flag. 3D first person tank game. Download the latest version at https://www.bzflag.org/downloads/ Development has moved to Github: https://github.com/BZFlag-Dev/bzflag (The SourceForge binary releases for Windows and macOS are very outdated. Please download the latest version from our website.)
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    Downloads: 3,125 This Week
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  • 23
    AvaWeb - The Avatar Webgame

    AvaWeb - The Avatar Webgame

    Free and open source Avatar Webgame made by Vietnam

    Avaweb is free and open source website game for developer. This source is using PHP and MySQL database. You can download free and change if you want.
    Downloads: 0 This Week
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  • 24
    Terasology

    Terasology

    Open source voxel world

    Terasology is a free and open-source survival and discovery game set in a voxel world. Influenced by Minecraft, Dwarf Fortress and Dungeon Keeper, it offers a unique and enjoyable building and playing experience. Terasology requires Java 8 and an updated graphics card driver.
    Downloads: 12 This Week
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  • 25
    Ultimate Creator

    Ultimate Creator

    Advanced map editor

    It is an advanced object, vehicle, actor editor (full list below), which can work right in the game! Editing: Objects, Vehicles, Actors, Pickups, Checkpoints, Map icons, Gangzones, 3D texts. How to use: 1. To begin, you must have an RCon rights (optional). 2. Once you get them, type /edit command. 3. Now you are in flymode: use the keys W, A, S, D to move, and move the mouse to look around. 4. You can open the main menu by pressing the Enter key. 5. Next, select items depending on...
    Downloads: 0 This Week
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