Primitive

Family	Node	Shortcode
Assets	File File loads any supported image or data file as a terrain, and supports all major file formats. You can also transform the input.	f
	Object	o
	TileInput Reads a set of tiles for 1:1 input into a tiled build, or combines it into a single input.	til
Basic	Constant Constant creates a blank terrain of the height specified, or a flat color output.	k
	Cracks Cracks primitive creates large, cracked patterns on a flat base.	ck
	Draw Draw draws entire mountain ranges in the shape you choose.	vm
	Gabor Gabor noise is one of the lesser used noises, but provides a wonderful pattern-friendly noise that can be used to simulate various aspects of nature.	g
	LineNoise LineNoise is a geometry generator that creates sets of lines which can be distorted and used with other noises and fractals to produce layered ridges.	ln
	Noise Noise applies controlled single-pixel noise onto the terrain.	kn
	Pattern	``
	Perlin Perlin is the most basic and essential noise. In Gaea, we've made a "geo-variant" by modifying the base Perlin shape to fit the needs of terrain design from the beginning.	p
	Shape	s
	Voronoi Voronoi is a staple of procedural design and creates sharp, geometric patterns. In Gaea, we've made a "geo-variant" by modifying the base Voronoi shape to fit the needs of terrain design from the beginning.	v
Extended	Cellular	ll
	Cellular3D	c3
	DotNoise	do
	DriftNoise DriftNoise is a unique primitive that can create overlapping "shelves". It is a versatile primitive noise that can be used in various scenarios from cliffs to crack production.	dr
	MultiFractal MultiFractal creates a multi-noise that can have a large level of variations. Often useful for texturing.	mf
	WaveShine	ws
Gradient	Cone	con
	Hemisphere	do
	LinearGradient	lg
	RadialGradient	rg

Terrain

Family	Node	Shortcode
Landscape	Canyon Canyon is a simple, fast, and detailed canyon primitive. It creates a drainage based river canyon.	ny
	CraterField	cf
	DuneSea	du
	MountainRange Range primitive quickly sets up an entire mountain terrain with shapes highly optimized for eroding large-scale landscapes.	mr
	Plates Plates primitive is based on a Perlin core with flat plate-like formations created in between larger Perlin-esque shapes.	pl
	Ridge Ridge creates a rugged ridgeline with multiple fractures and rock shearing.	ri
	Rugged Rugged is a very powerful primitive node that creates a strong, rocky surface for any terrain while preserving overall shape.	gg
	Slump Slump is a simple primitive that creates relative smooth hills with slumped (collapsed) areas. It is very useful for creating large landscapes.	um
	Uplift	``
Primitive	Crater Crater primitive creates different types of crater shapes.	cra
	Island Island draws basic shapes from which entire landmasses can be generated.	is
	Mountain Mountain is one of Gaea's most versatile primitives, using a modulated Voronoi pattern and distortions to create realistic mountain shapes, ready for further modification and erosion.	m
	MountainSide	ms
	Volcano	vo

Modify

Family	Node	Shortcode
Adjust	Adjust The Fx node makes that process easier by combining all the common adjustments inside a single node and allowing you to toggle them on and off.	fx
	Autolevel	lv
	Clamp Clamp controls the height of the terrain. You can squash the terrain, clip it at certain heights, or make it taller using the Extend operation.	cl
	Clip	ci
	Denoise Denoise is a general purpose noise removal filter that systematically cleans up random noise, spikes, and extremely sharp edges.	dn
	Equalize	eq
	Extend	xt
	Flip Flip flips the terrain horizontally, vertically, or both.	fp
	Match	``
	Sharpen Sharpen enhances terrain edges and small structures by making them more prominent.	sx
	Threshold Abs can modify the terrain or mask it by eliminating values higher or lower than the exact value specified.	th
	Transpose	tx
Blur	Blur Blur diffuses sharp shapes and softens the terrain.	b
	Median	md
	SlopeBlur SlopeBlur is a versatile, low-level node that adds directional blurring based on the slopes of a Guide terrain or mask. It is one of our deceptively simple nodes that can create a wide array of shapes.	sb
	VariableBlur	vb
Effect	Origami Origami creates a diagonal multifold pattern, and can produce a highly stylized terrain.	or
	Pixelate	px
	Swirl Swirl creates a vortex warp on the terrain. Very useful for adding a fluid look.	swi
	Whorl Whorl applies multiple vortex-like distortions across the terrain to create large-scale warping. Very useful for creating massive landscapes without a patterning in the noise and for creating slightly surreal or alien landscapes.	wh
Profile	Curve Curve adjusts the height curve of a terrain.	cu
	Deflate	df
	Filter	fl
	Fold Fold simulates terrain folding by introducing slants, breaks, and folds to the terrain. It significantly changes the terrain shape and should be used early in the graph.	fo
	GraphicEQ	gq
	Recurve Recurve is a curvature-based expander that inflates and/or deflates the terrain to create stronger slopes and larger, softer formations from a given noise or terrain.	rc
	Shaper Shaper bulks up or bulks down a terrain, while optionally retaining the finer details.	sp
	SoftClip SoftClip a low-level utility that lets you softly reduce the intensity of shapes above a specified threshold. It can be comparable to masking a shape with a Height node and then clamping that portion.	sc
	ThermalShaper ThermalShaper is a fast, basic simulation of the concavity and convexity that can be achieved from thermal erosion. The effect can be exaggerated for artistic effect.	ts
Shape	Meshify	ms
Transform	Aperture Aperture expands or compacts every feature on the terrain, similar to a camera's bokeh.	ap
	Dilate Dilate the pixels of the heightfield or mask.	di
	Distance	rt
	Transform Transform moves, rotates, and scales any terrain. A post-process effect, it can be implemented at any point in the graph.	t
	Transform3D	t3
Utilities	BlobRemover	b
	Heal Heal reconstructs damaged, low res, or 8-bit data with 16-bit, high resolution fidelity. It cleans up quantized images with extreme banding of any shape, and yields naturalistic terrain output.	hl
Warp	DirectionalWarp DWarp or Directional Warp uses a secondary input to warp the first input in a uniform direction.	dw
	SlopeWarp SlopeBlur is a versatile, low-level node that adds directional warping based on the slopes of a Guide terrain or mask. It behaves similarly to SlopeBlur.	sw
	Warp Warp can take the terrain and "warp" the shape creating more believable shapes or alter simple shapes into a more complex formation. It can help breakup masks too.	w

Surface

Family	Node	Shortcode
Cartography	Contours	cn
	Grid	gr
Rocky	Craggy	cg
	Outcrops The Outcrops LookDev node creates rocky outcrops on any surface. You can control coverage, breakage, and surface details. Several Outcrops nodes can be layered for complex results.	oc
	RockNoise RockNoise is a useful tool for generating fields of rocks with size variations and controllable density.	rn
	Rockscape	rs
Scatter	Bomber Bomber takes an input heightfield and "stamps" or bombs it across the entire terrain surface using the randomization properties you set.	bo
	Pockmarks	on
	Stones	on
Structure	Bulbous	bu
	Shatter Shatter transforms simple shapes into complex, highly eroded, and fractured terrains.	tt
	Shear Shear creates rock shearing and exposes strata.	sh
Superficial	Distress	dst
	GroundTexture GroundTexture adds superficial detail to the terrain to increase realism.	gt
	Roughen	rog
	Sand Sand creates medium and small level sand patterns. It can also be used to simulate dunes.	sd
Terrace	FractalTerraces FractalTerraces creates fractal terracing on the terrain. It is a powerful alternative to the Terrace node.	ft
	Sandstone	ss
	Steps	ste
	Stratify Stratify creates broken strata or rock layers on the terrain in a non-linear fashion, producing a robust, realistic formation.	ct
	Terraces	st

Simulate

Family	Node	Shortcode
Erosion	Anastomosis Anastomosis creates interconnected water flow based extractions, ranging from small pits to large river channels. It is useful for both terrains and textures.	an
	Crumble Crumble runs a different kind of simulation that feeds off of existing crevices, erosive information, and other subtle details to collapse the terrain. Just as the name implies, the terrain starts crumbling from the edges.	cr
	EasyErosion	ee
	Erosion Erosion is the cornerstone of all terrains. It simulates hydraulic erosion and turns any shape into a realistic-looking terrain.	ce
	Erosion2	e2
	Hillify	hi
	HydroFix HydroFix alters the terrain to create continuous drainage network friendly slopes. It can be used before Erosion or other flow related nodes to get better results.	hf
	Lichtenberg	lct
	Sediments Sediments creates a thick layer of generic sedimentation on top of the terrain, which can be used for sand or snow.	sed
	Thermal Thermal simulates Thermal Erosion to create talus and debris.	te
	Thermal2 Thermal2 is an evolution of the previous node. It creates Thermal Erosion to create realistic talus and debris.	t2
	Wizard The Erosion Wizard is a lightweight wrapper for the Erosion node. It simplifies the settings through curated presets, and provides secondary passes for additional processing.	z1
	Wizard2	z2
Scatter	Debris	db
	Scree	``
Snow	Dusting	ds
	Glacier Glacier creates flowing glaciers on mountain tops.	gl
	IceFloe Icefloe creates flat plates of ice inside a water body.	if
	Snow Snow simulates snow fall, melt, and settling like in nature, and controls how the snow adheres and flows along the terrain.	sn
	Snowfield	sf
Vegetation	Shrubs	shr
	Trees The Arboreal Node gives you the power of creating superficial forests and vegetation. These forests are part of the heightfield while being "detached" enough for various export scenarios.	tr
Water	Lake Lake simulates rainfall on the terrain and creates physically accurate lakes.	``
	Rivers Rivers creates a realistic network of rivers with controllable headwaters.	rv
	Sea Sea is a multi-function water surface generator and coastal erosion tool. Its primary purpose is to create a water surface, while Coastal Erosion creates beaches and cliffs.	sea

Derive

Family	Node	Shortcode
Aspect	Angle Angle creates a selection mask covering all areas of the heightfield facing the specified range.	ang
	Curvature Curvature creates a mask where convex areas (protrusions, sharp edges, etc.) are selected. Very useful layer in texture creation, often as highlights on top of an existing texture map.	cv
	Height Height creates a selection mask within the height range specified.	h
	Normals	nm
	Peaks	pk
	Slope Slope creates a selection mask within the slope range specified.	sl
Generative	FlowMap	fl
	FlowMapClassic	fl1
	Occlusion Occlusion behaves similarly to Ambient Occlusion, but favors sedimentary processes vs. lighting.	cc
	RockMap RockMap creates a rock-like coverage mask that can be used to texture terrains on its own or combined with other Data Maps.	km
Texture	Soil Soil Map creates a soil mask, with increased density in crevices or other areas where the slope allows soil to settle.	so
	TextureBase Texture uses multiple factors (such as chaos, slopes, flow zones, and other geological features) to create a texture mask for any color node to create a texture map. Can be used by itself, or combined with other data maps and selectors.	tb
	Texturizer	tz

Colorize

Family	Node	Shortcode
Adjust	Gamma Gamma applies Gamma adjustment to the heightfield, working exactly like Gamma in an image processing program.	ga
	HSL	hu
Color	CLUTer CLUTer creates color gradients which can be mapped to texture masks to make color maps.	clt
	SatMap	sa
	SuperColor	sc
	Synth Synth takes a bitmap image (photo or artwork) and converts it to CLUT map that can be used with a texture mask to colorize your terrain.	sy
	Tint QuickColor quickly maps a 2-color gradient to any mask. Useful for simple scenarios where CLUTer would be overkill.	ti
	WaterColor	wc
Erosion	ColorErosion	cx
Surface	Weathering	we
Utilities	RGBMerge	rm
	RGBSplit RGBSplit takes a color node and splits the Red/Green/Blue channels into heightfields. The counterpart to RGBMix.	rs
	Splat Splat is similar to RGBMix, taking heightfield nodes and encoding them to the RGB channels of a color map, and providing properties to control the inputs.	spl

Output

Family	Node	Shortcode
Assets	Export	ex
	Mesher Mesher can save specific nodes as meshes instead of heightfields, and can also generate LODs.	me
	PointCloud	pc
	Unity	un
	Unreal	ue
Render	AO	ao
	Cartography Cartography creates a topographical overlay for a map.	crt
	Halftone	``
	LightX	lx
	Shade	``
	Sunlight Sunlight is a Data Map that gives you the sunlight integral (sun light/shadow map) of any given period (up to 365 days). It can be used to drive snow melt, vegetation growth, and more.	si
Utilities	TextureBaker	nm

Utility

Family	Node	Shortcode
Routing	Chokepoint Chokepoint node is a special node whose sole purpose is to help avoid re-connecting many nodes, while adding no memory overhead.	cp
	Combine Combine is one of Gaea's most important nodes. You can combine two terrains (or any node output) using various mathematical operations, often known as 'Blend Modes'.	c
	Compare	cm
	Gate	g8
	Layers	``
	LoopBegin Begins a Loop circuit.	lb
	LoopEnd Ends a Loop circuit.	le
	MacroPort	``
	Mixer Mixer allows layer-based manipulation of color textures and contains in-built masking.	mx
	Reseed	``
	Route Route chooses the flow of the graph based on the Input/Output ports chosen, and relies on integer input for automation.	ro
	Switch Switch chooses between two different heightfield inputs and relies on a boolean (true/false) input.	swt
Structure	Edge Zero Borders softly transitions the edges of a terrain into nothing, similar to a vignette effect in paint applications. Useful when using Bomber or other effects where a tall edge would be problematic.	ed
	Repeat Repeat takes a shape and repeats it in a tiled pattern. It is often combined with the Seamless node.	rp
	Seamless Seamless can transform any input terrain or color map into a tileable/repeating pattern.	sls
Utilities	Accumulator	cc
	DataExtractor	de
	Mask Mask draws a mask. If the Input port is connected to another node, a 2D representation of that terrain is shown in the background as a guide. This is optional, as the Input port only provides a drawing guide and does not affect the actual mask.	ma
	Mathx	mx
	Var	var