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What is TdhGIS?

TdhGIS provides an extensive and adaptable set of tools for vector-based spatial analysis, allowing users to perform spatial evaluations in mere minutes thanks to its intuitive software package. Key Features Include: - The ability to visually create and adjust geometric data, reminiscent of CAD software functionalities. - Effortlessly import data from Shapefiles and OpenStreetMap. - Use raster images as a backdrop while superimposing CAD drawings to improve visualization. - Color code polygons according to user-specified data values, utilizing either distinct intervals or gradient methods. - Designate point data to particular buffers surrounding points, polygons, and multilines, such as pinpointing all gas stations within a mile radius of a highway. - Connect point data with polygons, which can involve linking structures to hydrological basins. - Associate polygon data with other polygons, enabling the distribution of census block population data across political boundaries. - Create Thiessen polygons that can identify regions closest to hospitals statewide, offering valuable spatial insights. With these diverse capabilities, TdhGIS emerges as an all-encompassing solution for individuals engaged in spatial data analysis, making complex tasks simpler and more efficient. Its innovative approach ensures that users can leverage spatial data effectively for various applications.

What is GRASS GIS?

GRASS GIS, an acronym for Geographic Resources Analysis Support System, is a robust, free, and open-source collection of Geographic Information System (GIS) tools tailored for the management and analysis of geospatial information, offering features for image processing, map creation, spatial modeling, and visualization. This adaptable software supports a variety of data formats, including both raster and vector data, enabling complex modeling and data manipulation, alongside imagery processing and time series analysis through its user-friendly Python API, which is especially effective for large-scale assessments. GRASS GIS is compatible with several operating systems, including OS X, Windows, and Linux, and can be accessed via a graphical user interface or integrated effortlessly with other software like QGIS. The platform boasts an extensive array of over 350 modules designed for diverse tasks, such as map rendering, raster and vector data manipulation, multispectral imagery processing, and the efficient management and archiving of spatial datasets. Its widespread adoption in academic and commercial sectors, as well as its utility for governmental agencies, underscores its adaptability and dependability across a range of geospatial applications. Continuous updates and strong community backing further enhance GRASS GIS, reinforcing its position as an indispensable resource for professionals engaged in geospatial analysis, while also fostering an environment for collaborative improvements.

Media

No images available

Media

Integrations Supported

Docker
Python

Integrations Supported

Docker
Python

API Availability

Has API

API Availability

Has API

Pricing Information

$20 for commercial use
Free Trial Offered?
Free Version

Pricing Information

Free
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

TDH Engineering

Date Founded

1988

Company Location

United States

Company Website

tdhgis.com

Company Facts

Organization Name

GRASS

Date Founded

1998

Company Location

United States

Company Website

grass.osgeo.org

Categories and Features

GIS

3D Imagery
Census Data Integration
Color Coding
Geocoding
Image Exporting
Image Management
Internet Mapping
Interoperability
Labeling
Map Creation
Map Sharing
Near-Matching
Reverse Geocoding
Spatial Analysis

Categories and Features

GIS

3D Imagery
Census Data Integration
Color Coding
Geocoding
Image Exporting
Image Management
Internet Mapping
Interoperability
Labeling
Map Creation
Map Sharing
Near-Matching
Reverse Geocoding
Spatial Analysis

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