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Area2D

Detects when things enter and exit it

Use it when

You want to create a perimeter that warns you when objects enter or exit it

Examples

  • Attaching a hurt box to a character so it can take damage
  • Attracting coins to the player when in range
  • Opening a chest when standing next to it and pressing a button
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Camera2D

Controls what's on-screen in a 2d scene

Use it when

You need to control the game view, make the view follow an entity, zoom in and out, or shake the screen

Examples

  • Making the view follow the player character with or without an offset
  • Shaking the screen when the player takes a hit
  • Zooming the view in and out to keep multiple entities on screen
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CharacterBody2D

Lets you code custom character movement

Use it when

You want to create a character or enemy that collides with the game world and moves in a specific way

Examples

  • Coding a side scroller character that can stomp enemies
  • Making your character stand on moving platforms
  • Creating a top down character that can push objects
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GPUParticles2D

GPUParticles2D draws textures to create visual effects

Use it when

You want to create an explosion, fire, smoke, or other visual effects.

Examples

  • Creating dust puffs when a character lands on the ground
  • Making a torch or campfire with flames
  • Creating a trail behind a character moving fast
  • Making a special attack charging effect
  • Creating a healing beam
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Line2D

Line2d draws lines

Use it when

You need to draw lines, curves, or trails in your game.

Examples

  • Creating a trail for bullets or projectiles
  • Drawing a trajectory for a homing missile
  • Creating a tether between two objects
  • Drawing a path for a character to follow
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RayCast2D

Fires a ray that detects collisions

Use it when

You need to detect if and where a line intersects with physics bodies

Examples

  • Firing a laser beam that splashes on impact or that mines resources
  • Giving a line of sight to an enemy
  • Making an enemy or NPC detect obstacles in its path and steer around them
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Path2D

Path2D and PathFollow2D constrain the movement of child nodes

Use it when

You want to constrain objects to move along a predefined path or curve

Examples

  • Moving units along paths generated by A* pathfinding
  • Making cards move along procedural curves
  • Making platforms follow complex movement patterns
  • Generating vector force fields for physics objects
  • Creating dynamic laser beam effects between points
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Area3D

Area3D detects when things enter and exit it

Use it when

You want to create a space that warns you when objects enter or exit it

Examples

  • Attaching a hurt box to a character so it can take damage
  • Attracting coins to the player when in range
  • Opening a chest when standing next to it and pressing a button
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Path3D

Path3D and PathFollow3D constrain the movement of child nodes

Use it when

You want to constrain movement or rotation of objects along a smooth curve in 3D space

Examples

  • Moving units along paths generated by A* pathfinding
  • Moving cards from the player hand to the game board along randomly generated paths
  • Designing moving platforms that follow complex paths
  • Creating vector force fields that affect rigid bodies
  • Making a character grind on rails in a 3D environment
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RayCast3D

RayCast3D detects bodies along a line in 3D space

Use it when

You want to check for objects along a line in 3D space

Examples

  • Detecting if an AI turret has line of sight to the player
  • Checking for platforms and ledges a character can climb
  • Firing bullets or laser beams at targets
  • Creating enemy pathfinding systems
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Camera3D

Camera3D allows you to see in 3D space

Use it when

You want to see and manipulate the view in 3D environments

Examples

  • Creating a first-person camera that follows player movement
  • Making a third-person camera that orbits around the player
  • Increasing field of view when the player sprints
  • Smoothly moving the camera between different targets
  • Adding screen shake effects to increase impact
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CharacterBody3D

CharacterBody3D lets you code custom 3D movement

Use it when

You want to create a player or AI-controlled entity that interacts with the physics environment

Examples

  • Creating a 3D platform character that can walk, jump, and stomp enemies
  • Designing a first-person controller for an FPS game
  • Making characters stick to and climb walls with wall jumping
  • Walking on rotating and moving platforms
  • Pushing rigid bodies with your character
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BoxContainer

Creates rows and columns for your UI

Use it when

You need to arrange UI nodes in rows or columns

Examples

  • Aligning the options vertically in a menu
  • Arranging the player's Heads-Up Display along the top of the screen
  • Displaying a form where the player can enter their account name and password
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Button

Draws a button the player can press

Use it when

You need a button to start an action, make a choice, or provide information

Examples

  • Navigating to different sub-menus from a game's main menu
  • Displaying items you can click and buy in a shop
  • Selecting a weapon or a skill by clicking on it in a shortcut bar
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Label

Displays simple text

Use it when

You want to display text, and you don't need formatting or special effects

Examples

  • Displaying dialogue lines that appear letter by letter
  • Showing the names of items and prices in a shop
  • Showing the player's score or the number of coins they have
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RichTextLabel

Displays formatted and animated text

Use it when

You want to display large amounts of text with formatting, animations, or interactions

Examples

  • Displaying game dialogs with colored, bold, or animated text
  • Creating a chat log in a multiplayer game
  • Displaying a tooltip when the player hovers over a keyword
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AnimationPlayer

Plays and queues handmade animations

Use it when

You need animations that have a known start and end point, and you want to control the timing of the animation

Examples

  • Fading the screen to black
  • Designing an explosion animation for a weapon
  • Creating a gun reload animation
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AudioStreamPlayer

Plays sound and music

Use it when

You need to play any audio in the game

Examples

  • Playing background music or looping ambiances
  • Playing footsteps sounds in sync with a character's animation
  • Playing voice-overs for dialogues
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Timer

Counts time and triggers events

Use it when

You need to count time, delay code execution, or trigger events after a set amount of time once or repeatedly

Examples

  • Creating a cooldown time for a special ability
  • Spawning enemies at regular time intervals
  • Implementing a game timer that you can pause and resume
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Tween

Animates properties procedurally

Use it when

You want to animate a property of a node, and you don't know the start or end points of the animation in advance

Examples

  • Animating items the player collects in the game world flying towards the user interface
  • Animating cards moving from a deck to different positions in the player's hand
  • Moving a character to the position of a mouse click in a point-and-click game
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