# Install mproj

A JavaScript port of the Proj.4 cartographic projections library. Version 0.1.3 via npm; verified 2026-05-23.

## Install

```sh
sudo av install npm:mproj
```

Additional install commands:

### Portable and language managers

- npm (100%):

```sh
npm install -g mproj
```

  Evidence: local npm package metadata

## Package Facts

- **Package key:** npm:mproj
- **Package manager:** npm
- **Package manager URL:** <https://www.npmjs.com/package/mproj>
- **Version:** 0.1.3
- **Source summary:** A JavaScript port of the Proj.4 cartographic projections library
- **Homepage:** <https://github.com/mbloch/mapshaper-proj#readme>
- **Repository:** <https://github.com/mbloch/mapshaper-proj>
- **Upstream docs:** <https://github.com/mbloch/mapshaper-proj#readme>
- **License:** MIT
- **Source archive:** <https://registry.npmjs.org/mproj/-/mproj-0.1.3.tgz>
- **Issue tracker:** <https://github.com/mbloch/mapshaper-proj/issues>
- **Published:** 2026-05-23T18:00:43.059Z
- **Last updated:** 2026-05-23T18:00:43.059Z
- **Generated:** 2026-05-26T17:25:59+00:00

## Executables

- mcs2cs (cli): bin/mcs2cs
- mproj (cli): bin/mproj
- mproj (alias)

## Dependencies

- geographiclib
- rw

## Build Dependencies

- mocha
- proj4
- rollup
- underscore

## Install Behavior

- Post-install hook: not defined
- Lifecycle scripts: prepublish

## Freshness

- Page generated: 2026-05-26
- Package-manager version: 0.1.3
- Package-manager updated: 2026-05-23
- Local data status: ok
- Upstream repository: https://github.com/mbloch/mapshaper-proj
- info: No cached GitHub release or tag data was available.

## Security Notes

No matching local radioisotope manifest was found for mproj. Nucleus package metadata is still published here so future coverage has a stable package URL.


## Related Links

- [mapshaper](https://www.automicvault.com/pkg/npm/mapshaper/) - Local package facts share a topical domain. Shared terms: cartography, geographiclib, proj4.
- [@front-ops/domino](https://www.automicvault.com/pkg/npm/front-ops-domino/) - Both packages touch the same language runtime or ecosystem. Shared terms: javascript.
- [@itwin/certa](https://www.automicvault.com/pkg/npm/itwin-certa/) - Local package facts share a topical domain. Shared terms: port.
- [Language runtime packages](https://www.automicvault.com/pkg/language-runtime-packages/)

## Sources

- Nucleus package database
- package-page enrichment
- package version freshness
- package relationship graph
- cross-ecosystem install command graph