# [fast-xml-parser](https://www.npmjs.com/package/fast-xml-parser) [![Known Vulnerabilities](https://snyk.io/test/github/naturalintelligence/fast-xml-parser/badge.svg)](https://snyk.io/test/github/naturalintelligence/fast-xml-parser) [![NPM quality][quality-image]][quality-url] [![Coverage Status](https://coveralls.io/repos/github/NaturalIntelligence/fast-xml-parser/badge.svg?branch=master)](https://coveralls.io/github/NaturalIntelligence/fast-xml-parser?branch=master) [

](https://naturalintelligence.github.io/fast-xml-parser/) [![NPM total downloads](https://img.shields.io/npm/dt/fast-xml-parser.svg)](https://npm.im/fast-xml-parser) [quality-image]: http://npm.packagequality.com/shield/fast-xml-parser.svg?style=flat-square [quality-url]: http://packagequality.com/#?package=fast-xml-parser Validate XML, Parse XML to JS Object, or Build XML from JS Object without C/C++ based libraries and no callback. > XML Parser v5 is added for experimental use > https://solothought.com Sponsor this project 👉

### Current Sponsors Check the complete list at [ThankYouBackers](https://github.com/NaturalIntelligence/ThankYouBackers) for our sponsors and supporters. Through Github

Through OpenCollective

## Users

Check the bigger [list](./USERs.md) The list of users is collected either from the list published by Github, communicated directly through mails/chat , or from other resources. If you feel that your name in the above list is incorrectly published or you're not the user of this library anymore then you can inform us to remove it. We'll do the necessary changes ASAP. If you want to be an anonymous user of this application and don't want to be highlighted anywhere then you can contact me at - githubissues@proton.me - https://linkedin.com/in/amitguptagwl/ ## Main Features FXP logo

* Validate XML data syntactically * Parse XML to JS Object * Build XML from JS Object * Works with node packages, in browser, and in CLI (press try me button above for demo) * Faster than any other pure JS implementation. * It can handle big files (tested up to 100mb). * Controlled parsing using various options * XML Entities, HTML entities, and DOCTYPE entites are supported. * unpaired tags (Eg `
` in HTML), stop nodes (Eg ` : ``` Check lib folder for different browser bundles | Bundle Name | Size | | ------------------ | ---- | | fxbuilder.min.js | 5.2K | | fxparser.js | 50K | | fxparser.min.js | 17K | | fxp.min.js | 22K | | fxvalidator.min.js | 5.7K | ### Documents **v3** * [documents](./docs/v3/docs.md) **v4** 1. [GettingStarted.md](./docs/v4/1.GettingStarted.md) 2. [XML Parser](./docs/v4/2.XMLparseOptions.md) 3. [XML Builder](./docs/v4/3.XMLBuilder.md) 4. [XML Validator](./docs/v4/4.XMLValidator.md) 5. [Entities](./docs/v4/5.Entities.md) 6. [HTML Document Parsing](./docs/v4/6.HTMLParsing.md) 7. [PI Tag processing](./docs/v4/7.PITags.md) ## Performance ### XML Parser ![](./docs/imgs/XMLParser_v4.png) * Y-axis: requests per second * X-axis: File size **Large files** ![](./docs/imgs/XMLParser_large_v4.png) * Y-axis: requests per second * X-axis: File size ### XML Builder ![](./docs/imgs/XMLBuilder_v4.png) * Y-axis: requests per second negative means error [![](static/img/ni_ads_ads.gif)](https://github.com/NaturalIntelligence/ads/) ## Supporters ### Contributors This project exists thanks to [all](graphs/contributors) the people who contribute. [[Contribute](docs/CONTRIBUTING.md)].

### Backers Thank you to all our backers! 🙏 [[Become a backer](https://opencollective.com/fast-xml-parser#backer)]

# License * MIT License ![Donate $5](static/img/donation_quote.png)

	Stars	Issues	Version	Updated	Created
fast-xml-parser	2,345	61	4.3.6	a month ago	7 years ago
htmlparser2	4,275	13	9.1.0	3 months ago	13 years ago
parse5	3,547	25	7.1.2	a year ago	11 years ago
xml2json	809	55	0.12.0	4 years ago	13 years ago

fast-xml-parser vs htmlparser2 vs parse5 vs xml2json

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