Read-write split your DB yo

RGeo is a geospatial data library for Ruby. RGeo::ActiveRecord is an optional RGeo module providing some spatial extensions to ActiveRecord, as well as common tools used by RGeo-based spatial adapters.

Convert RGeo data to and from GeoJSON. rgeo-geojson is an extension to the rgeo gem that converts RGeo data types to and from GeoJSON.

Data anonymization tool for RDBMS and MongoDB databases

RGeo is a geospatial data library for Ruby. RGeo::Shapefile is an optional RGeo module for reading the ESRI shapefile format, a common file format for geospatial datasets.

Proj4 extension for rgeo.

Allows quick and easy connection to the cartodb API.

GeoJSON Diff takes two GeoJSON files representing the same geometry (or geometries) at two points in time, and generates three GeoJSON files represented the added, removed, and unchanged geometries.

geoq is a command-line utility for GIS format conversion and common GIS operations

Add MySQL geometry type to Active Record.

Ruby library for integrating with the 42Floors MLS

Use together GeoRuby, Rgeo, Geokit, Proj4j (and others)

GeoServer REST API Ruby library

A library for interacting with REST APIs. Similar to ActiveResource

Web mapping libraries like Leaflet often don't support PostGIS's native Well-Known Binary (WKB) and Well-Known Text (WKT) representation, but they do support GeoJSON, so this library helps translate between the two.

MySQL Spatial Data Types for ActiveRecord

handle Polyline object on ActiveRecord

A collection of APDM local paper-related things.

Adds support for missing SQL operators and functions to Arel

Import CSV, SHP, and other files with data into a PostgreSQL table