# Install fast-xml-parser with npm

Validate XML, Parse XML, Build XML without C/C++ based libraries. Version 5.9.0 via npm; verified 2026-06-19.

## Install

```sh
sudo av install npm:fast-xml-parser
```

Additional install commands:

### Portable and language managers

- npm (100%):

```sh
npm install -g fast-xml-parser
```

  Evidence: local npm package metadata

## Package facts

- **Package key:** npm:fast-xml-parser
- **Package manager:** npm
- **Package manager page:** <https://www.npmjs.com/package/fast-xml-parser>
- **Version:** 5.9.0
- **Source summary:** Validate XML, Parse XML, Build XML without C/C++ based libraries
- **Homepage:** <https://github.com/NaturalIntelligence/fast-xml-parser#readme>
- **Repository:** <https://github.com/NaturalIntelligence/fast-xml-parser>
- **Upstream docs:** <https://github.com/NaturalIntelligence/fast-xml-parser#readme>
- **License:** MIT
- **Source archive:** <https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-5.9.0.tgz>
- **Issue tracker:** <https://github.com/NaturalIntelligence/fast-xml-parser/issues>
- **Published:** 2026-06-15T03:48:43.627Z
- **Last updated:** 2026-06-19T08:18:57.037Z
- **Generated:** 2026-07-08T07:18:31+00:00

## Executables

- fxparser (cli)
- fxparser (alias)

## Dependencies

- @nodable/entities
- fast-xml-builder
- is-unsafe
- path-expression-matcher
- strnum
- xml-naming

## Build dependencies

- @babel/core
- @babel/plugin-transform-runtime
- @babel/preset-env
- @babel/register
- @byspec/xml
- @types/node
- babel-loader
- c8
- eslint
- jasmine
- prettier
- publish-please
- typescript
- webpack
- webpack-cli

## Install behavior

- Post-install hook: not defined
- Bottle: not available

## Freshness

- Page generated: 2026-07-08
- Package-manager version: 5.9.0
- Package-manager updated: 2026-06-19
- Local data: ok
- Upstream repository: https://github.com/NaturalIntelligence/fast-xml-parser
- info: No cached GitHub release or tag data was available.

## Security Notes

No matching local secret-handling manifest was found for fast-xml-parser. Nucleus package metadata is still published here so future coverage has a stable package URL.


## Source Database Details

- **Source Database:** npm registry
- **Dist Tags:** Latest: 5.9.0, Legacy: 4.5.6
- **Version Count:** 192
- **Maintainers:** amitgupta
- **Author:** Amit Gupta
- **Publisher:** amitgupta
- **Integrity:** sha512-duBuXbyIhEeNO4GjFuVqr0nF047oNwr18aum+zJyqo0MUG/n7Afgs3Qv3D6VN3ONedUKxiuFlPiMGIa0Z11chA==
- **Shasum:** 25d54dbb841ad630e8810b343a6ce76d6044c04d
- **Unpacked Size:** 1,232,845
- **File Count:** 0
- **Created At:** 2017-01-28T23:53:05.426Z
- **Latest Published At:** 2026-06-15T03:48:43.627Z
- **Modified At:** 2026-06-15T03:48:43.744Z


## Related links

- [Text processing packages](https://www.automicvault.com/pkg/text-processing-tools/) - Matched curated package taxonomy and local package facts.
- [xml-js](https://www.automicvault.com/pkg/npm/xml-js/) - Both packages work with overlapping file formats or content types. Shared terms: js, js2xml, json, json2xml, transformer.
- [repomix](https://www.automicvault.com/pkg/npm/repomix/) - Both packages work with overlapping file formats or content types. Shared terms: builder, fast, fast-xml-builder, parse, path.
- [markit-ai](https://www.automicvault.com/pkg/npm/markit-ai/) - Both packages work with overlapping file formats or content types. Shared terms: fast, fast-xml-parser, html, parser, xml.

## Sources

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