JSPM

FastNoise Lite is an extremely portable open source noise generation library with a large selection of noise algorithms

JavaScript terrain mesh generation tool

A Node.js library that converts DEM meshes (DXF, GeoJSON, etc.) into Cesium Terrain Tiles (quantized-mesh or heightmap) with flexible zoom-level control and multi-threading support.

Mid-point displacement map

FastNoise Lite is an extremely portable open source noise generation library with a large selection of noise algorithms

Use diamond-square algorithm to generate heightmaps.

A naive heightmap mesher that takes a 2D ndarray and returns a 3D mesh

An optimal pathfinder for vehicles in real-world digital terrain maps.

Heatmap plugin for Leaflet.js

Canvas heightmap generator

A fast and lightweight noise generation library for JavaScript

A standalone demo. Hexagonal tile server. Player character. No collisions. WASD controls.

generate a triangle mesh from a distance function

Simple heightmap generator for HTML5 canvas

Convert an image into a heightmap, based on the pixels' colors

Generates random terrains for use in Cities: Skylines.

Quickly generates a normal map based on a 2D heightmap

Given a heightmap, generate a "contoured" terrain mesh

Heightmap generator based on the Diamond-Square algorithm

Map generator from heightmap (comma separated numbers file). It process a heightmap as input and generates a png with a graduated color scale (customizable through the arguments)

Vanilla JS implementation of Diamond-Square algorithm for generating realistic terrain heightmaps

Planetary geometry generator