Christopher Helm (@chelm)
github

chelm

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Top repositories

1

mbtiles-server

A very simple node.js server for mbtiles
JavaScript
162
star
2

esri-d3

An extension to the Esri JSAPI for rendering geojson features with D3
HTML
61
star
3

shapely.js

A JS port of Shapely
JavaScript
26
star
4

mlb_viz

An exploration salaries and payrolls across Major League Baseball teams and players
JavaScript
19
star
5

jupyter-map-gl

A wrapper around Uber's react-map-gl for use in Jupyter Notebooks
Jupyter Notebook
13
star
6

mapnik-tiles

A node module that wraps mapnik and creates tiles from geojson
JavaScript
13
star
7

grunt-geo

Grunt plugin that finds the geographic center of your repo and saves geojson file
JavaScript
13
star
8

tylr

Vector tile caching from GeoJSON files
JavaScript
12
star
9

jsgeo

my talk for jsgeo
JavaScript
11
star
10

geodata

a dumping place for geospatial data
CartoCSS
8
star
11

county-climate

An experiment in long term climate data for US counties
JavaScript
7
star
12

jsgeo.com

the jsgeo.com website
CSS
5
star
13

geomash

A node module that create geohash based aggregations inside redis or in-memory
JavaScript
5
star
14

tile-pixels

A node module for getting tile pixel location of points across multiple zoom levels
JavaScript
4
star
15

geo

Javascript routines for working with geojson data
4
star
16

cublet

A tool for creating tile cubes from geojson
JavaScript
3
star
17

protopng

Renders protobuf vector tiles to canvas/images
JavaScript
3
star
18

FOSS4G-Node.js-and-Polymaps-Workshop

Sample code from the Node.js and Polymaps Workshop at the FOSS4G 2011 Conference
JavaScript
3
star
19

StreamCache

A spatial stream caching lib for node.js
JavaScript
2
star
20

jupbox

A python interface to Mapbox GL maps
JavaScript
2
star
21

esri-tilecube-layer

a tile cube rendering experiment in the Esri JSAPI
JavaScript
2
star
22

uber-data

Python
2
star
23

demdraper

Drapes Images over Dems
JavaScript
2
star
24

chelm.github.com

simple place to demo stuff
2
star
25

koop-climate

An experimental Koop provider that serves us gridded climate datasets
JavaScript
2
star
26

koop-viz-experiments

A series of experiments for data coming out of koop
JavaScript
2
star
27

agol2elasticsearch

dumps every feature from a list of ArcGIS Online items into ElasticSearch
JavaScript
2
star
28

basic-node-server

A sample node server for opsworks testing
1
star
29

social_hacks

various hacks for mapping social data with javascipt
1
star
30

OSCON-Ruby-GeoSpatial-Intro

Sample code from the OSCON 2011 Intro to Ruby Geospatial Libs talk
Ruby
1
star
31

foss4g2013-geo-javascript

A talk javascript and maps
JavaScript
1
star
32

classify

Ruby code to build dynamic classification breaks from arrays of data
1
star
33

koop-acs-app

A koop application specifically for deploying koop-acs (American Community Survey)
JavaScript
1
star
34

koop_cookbooks

OpsWorks/Chef Cookbooks for koop deployment
Ruby
1
star
35

js_api_examples

A series of simple examples for working with ESRI's ArcGIS JS API
1
star
36

tilemath

A JS lib for doing math for map tiles
JavaScript
1
star
37

portfolio

a collection of work and demos and talks
HTML
1
star
38

heroku-koop-deploy

an example koop-heroku deploy
JavaScript
1
star
39

geocommonr

scripts for hacking on data in geocommons.com
JavaScript
1
star
40

tilenik

render images from geojson & cartocss
JavaScript
1
star
41

o.skoop.m

A simple UI for accessing OSM data via Koop
JavaScript
1
star
42

geoparse

a javascript lib for parsing geospatial formats
1
star
43

boss_tour_viz

A fun demo of Bruce Springsteen's Tour History
1
star