PROJ4JS | Proj4js
JavaScript library to transform coordinates from one coordinate system to another, including datum transformations
Proj4js is a JavaScript library to transform point coordinates from one coordinate system to another, including datum transformations. Originally a port of PROJ.4 and GCTCP C (Archive) libraries, it offers comprehensive support for a wide range of coordinate systems and transformations.
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Domain Rating
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Domain Authority
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Citation Level
2008
English, etc
Website Key Features
Coordinate System Transformation
Supports transformation between a wide range of geographic and projected coordinate systems.
Datum Transformations
Includes support for datum transformations, allowing for accurate conversions between different geodetic datums.
Extensive Coordinate System Support
Offers comprehensive support for numerous coordinate systems, including custom and user-defined systems.
High Precision
Designed to provide high precision in coordinate transformations, ensuring accurate geospatial data analysis.
Open Source
Proj4js is open source, encouraging community contributions and transparency in its development.
Cross-Platform
Can be used in various environments, including web browsers and Node.js, making it versatile for different projects.
Active Community
Benefits from an active community of developers and users, contributing to its continuous improvement and support.
Documentation and Examples
Provides comprehensive documentation and examples to help users understand and implement the library effectively.
Custom Projections
Allows for the definition and use of custom projections, offering flexibility for specialized geospatial projects.
Performance Optimizations
Includes optimizations for performance, ensuring efficient processing of coordinate transformations.
Additional information
License
Proj4js is released under the MIT License, promoting free use, modification, and distribution.
GitHub Repository
The source code and contributions to Proj4js can be found on its GitHub repository, fostering community involvement and collaboration.
Compatibility
Proj4js is compatible with major web browsers and Node.js, ensuring wide applicability across different platforms.
Community Support
The project benefits from active community support, with forums and discussion groups available for user assistance and knowledge sharing.
Integration
Easily integrates with other geospatial libraries and tools, enhancing its utility in comprehensive geospatial analysis projects.
HTTP headers
Security headers report is a very important part of user data protection. Learn more about http headers for proj4js.org