Libraries

Burrn
foxyofjungle

Built-in particle system for GameMaker, that uses the particle asset
particles
LineAudio
wangleline

Small Audio Engine & Wrapper for Gamemaker
audio wrapper
Airkiver
alubj

Game File Archive Tool
archive
GML-Highscorer
grisgram

A highly configurable, fast renderer for Highscore tables for your arcade style games. Supports lowest/highest score, lowest/highest time, can render trophies for the top 3, various fonts and coloring supported.
arcade gamejam highscores
GML-Animated Flag
grisgram

Vertex-based real-time rendering of any sprite resource as a waving flag in the wind
animation vertex sprites
Post-Processing FX💰
foxyofjungle

Efficient, easy-to-use and compact post-processing library
effects filters post-processing and 6 more!
Managix💰
foxyofjungle

Game memory optimizer (with async load/save support)
optimization memory async and 5 more!
TurboGML
foxyofjungle

The largest collection of useful general GML functions
functions scripts useful and 5 more!
cmnLoc💰
yellowafterlife

A high-end localization system!
localization i18n lts
Lens
tabularelf

Camera Constructor adaption for doing what GameMaker should've had been doing along time ago...
camera wrapper lts
Bundle
tabularelf

WAD storage-creation system for GameMaker
green threading parrallel execution lts
SimThreads
tabularelf

Parallel Execution in GameMaker
green threading parrallel execution lts
Catspeak
katsaii

A cross-platform modding language for GameMaker games.
modding debug lts
Inspectron
shdwcat

A fluent API for easily creating GameMaker debug views
debug ui
Snowstate
sahaun

Finite State Machine for GameMaker
finite state machine state machine lts
YUI
shdwcat

A UI system for GMS2
ui
GM Animate
kormex

Easily manage sprite animations in GameMaker
animation sprites lts
GML-Raptor
grisgram

GameMaker Evolved
project template
STANNcam
stannco

An easy to use camera object for Gamemaker studio, with options to change game and GUI resolution independently, and upscale pixelart
camera resolution
Clean Shapes
juju adams

Antialiased primitive drawing
geometry primitives antialiasing and 1 more!
Bulb
juju adams

2D lighting and shadows
shadows light lts
iota
juju adams

Miniature fixed timestep library
time delta time lts
Snitch
juju adams

Logging and crash handling system
logging error lts
Chatterbox
juju adams

Narrative scripting tool
dialogue narrative lts