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C

Learn the language on W3Schools. We teach the setup, the build and the CLight API in C.

Learn the language first

The C Tutorial on W3Schools teaches the C language itself. These lessons start where it ends: setting up, building, and using the Celestial API.
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  1. 1Start here

    1. 1.1Make mods in C

  2. 2Before you start

    1. 2.1The C you need

  3. 3Your first mod

    1. 3.1Setting up
    2. 3.2The manifest
    3. 3.3Building and running

  4. 4How the API works

    1. 4.1The easy header
    2. 4.2Handles and strings
    3. 4.3Errors
    4. 4.4Contexts and sides

  5. 5Events

    1. 5.1Listening to events
    2. 5.2Changing and cancelling events
    3. 5.3The event list

  6. 6Players and text

    1. 6.1Players
    2. 6.2Messages and text
    3. 6.3Colours and formatting

  7. 7Items and blocks

    1. 7.1Items
    2. 7.2Blocks
    3. 7.3Recipes and data packs
    4. 7.4The world
    5. 7.5Entities
    6. 7.6Models and animation
    7. 7.7Entity gameplay
    8. 7.8World access and player control
    9. 7.9AI and saved data

  8. 8Commands and timers

    1. 8.1Commands
    2. 8.2Timers and tasks
    3. 8.3Config

  9. 9The client

    1. 9.1Keys and client events
    2. 9.2The HUD
    3. 9.3Screens and menus
    4. 9.4Sound and music
    5. 9.5Audio and effects
    6. 9.6Particles, post effects and the camera
    7. 9.7Entity shadows in shader packs
    8. 9.8Themed GUIs, HUD elements and appearance pages
    9. 9.9Components: GUIs that update themselves
    10. 9.10HTML and CSS: overlays and panels

  10. 10Networking and permissions

    1. 10.1Payloads and buffers
    2. 10.2Permissions
    3. 10.3Files and the web

  11. 11Finishing up

    1. 11.1Memory in the sandbox
    2. 11.2Debugging
    3. 11.3Publishing
    4. 11.4Project: ruby tools

  12. 12Mixins

    1. 12.1What is a mixin?
    2. 12.2Head, return and cancel
    3. 12.3Points and values
    4. 12.4Wrap, overwrite and invokers
    5. 12.5Priorities, conflicts and debugging
    6. 12.6Project: safe saddles