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Package category

Parsers and serialisers

Parse and generate JSON, YAML, TOML, CSV, XML, Markdown and other formats.

1,438 packages70 comparisons

Packages compared

1,438 packages
PackageWeekly downloads12-month change52 weeksGzipLast releaseModuleTypesCategories
tree-sitter-html
HTML grammar for tree-sitter
127.1k+2111%-1 year ago
0.23.2
CommonJSBundledParsers and serialisers
vue-parser
Get contents from tags in .vue files (using AST tree).
124.5k+258%-8 years ago
1.1.6
CommonJSBundledVue, Parsers and serialisers
typeorm-extension
A library to create/drop database, simple seeding data sets, ...
124.3k+27%-2 days ago
4.2.0
ESM onlyBundledORMs and query builders, CLI tools and terminal utilities
@netlify/framework-info
Framework detection utility
123.8k---1 year ago
10.0.5
ESM + CommonJSBundledStatic site generators and meta-frameworks, Build tools
md-to-pdf
CLI tool for converting Markdown files to PDF.
123k+361%-10 months ago
5.2.5
CommonJSBundledCLI tools and terminal utilities, Parsers and serialisers
lockparse
A lightweight lockfile parser.
122k+77057%-4 months ago
0.5.2
ESM onlyBundledParsers and serialisers
@create-markdown/preview
Framework-agnostic HTML rendering for @create-markdown with optional syntax highlighting
121.1k---5 months ago
2.0.3
ESM + CommonJSBundledMarkdown, Parsers and serialisers
tree-sitter-cli
CLI for generating fast incremental parsers
120.5k+397%-26 days ago
0.27.0
-NoneParsers and serialisers
parserlib
CSS3 SAX-inspired parser
120.3k+58%-9 years ago
1.1.1
CommonJSNoneParsers and serialisers, CSS-in-JS and styling
locter
A library to locate files/modules by criteria, read them and write them back!
120k+33%-1 month ago
4.1.1
ESM onlyBundledParsers and serialisers, Files and file systems
filefy
A javascript library to produce downloadable files sucs as in CSV, PDF, XLSX, DOCX formats
119.6k-9%-5 years ago
0.1.11
CommonJSNonePDF and documents, Parsers and serialisers
json2md
A JSON to Markdown converter.
119.2k+15%-1 year ago
2.0.3
CommonJSNoneMarkdown, Parsers and serialisers
header-range-parser
Range header field string parser.
118.6k+79%-4 months ago
2.0.0
ESM onlyBundledParsers and serialisers
antlr4-c3
A code completion core implementation for ANTLR4 based parsers
118.2k+39%-1 year ago
3.4.4
ESM + CommonJSBundledParsers and serialisers
hast-util-definition-list
hast-util-to-mdast handlers for definition list
118.2k+7178%-2 years ago
2.1.0
ESM onlyBundledMarkdown, Parsers and serialisers
properties-parser
A parser for .properties files written in javascript
115.9k+5%-3 years ago
0.6.0
CommonJSNoneParsers and serialisers
@rgrove/parse-xml
A fast, safe, compliant XML parser for Node.js and browsers.
115.6k---26 days ago
5.0.0
ESM onlyBundledParsers and serialisers
angular-expressions
Angular expressions as standalone module
113.7k+89%-4 days ago
1.7.0
CommonJSBundledParsers and serialisers, Angular
json-custom-numbers
JSON parser and stringifier for custom numbers (e.g. BigInt)
113.3k+278%-2 years ago
3.1.1
ESM + CommonJSBundledParsers and serialisers, Numbers and maths
serpapi
Scrape and parse search engine results using SerpApi.
112.9k+145%-1 year ago
2.2.1
ESM + CommonJSBundledParsers and serialisers, Scraping and browser automation
acorn-es7-plugin
A plugin for the Acorn parser that understands the ES7 keywords async and await
112.1k-51%-9 years ago
1.1.7
CommonJSNonePromises and async control flow, Parsers and serialisers
deepmerge-json
A library to deep merge json files with array operations
112k+172%-4 years ago
1.5.0
CommonJSBundledParsers and serialisers, TypeScript tooling
yml-loader
YAML loader for webpack
109.1k+48%-9 years ago
2.1.0
CommonJSNoneBundler plugins and loaders, Parsers and serialisers
markdown-toc
Generate a markdown TOC (table of contents) with Remarkable.
109k-6%-9 years ago
1.2.0
CommonJSNoneMarkdown, Parsers and serialisers
humanparser
Parse a human name string into salutation, first name, middle name, last name, suffix. Parse an address into address, city, state, zip
108.9k+81%-3 years ago
2.7.0
CommonJSNoneParsers and serialisers
codemirror-json-schema
Codemirror 6 extensions that provide full JSONSchema support for `@codemirror/lang-json` and `codemirror-json5`
108.5k+437%-1 year ago
0.8.1
ESM + CommonJSBundledRich text and code editors, Schema validation
mdast-util-definition-list
mdast extension for definition list
107.9k+5151%-2 years ago
2.0.0
ESM onlyBundledMarkdown, Parsers and serialisers
remark-definition-list
remark plugin to support definition list
107.8k+5028%-2 years ago
2.0.0
ESM onlyBundledMarkdown, Parsers and serialisers
dxf-parser
Parse dxf files into a readable, logical js object.
105.6k+609%-4 years ago
1.1.2
ESM + CommonJSBundledParsers and serialisers
@wordpress/block-serialization-default-parser
Block serialization specification parser for WordPress posts.
105.1k---2 days ago
5.56.0
ESM + CommonJSBundledParsers and serialisers
snarkdown
Transform Markdown into HTML.
104.8k+51%-6 years ago
2.0.0
ESM + CommonJSBundledMarkdown, Parsers and serialisers
@tryfabric/martian
Converts Markdown to Notion Blocks and RichText
104k---4 years ago
1.2.4
CommonJSBundledMarkdown, Parsers and serialisers
ast-types-x
Esprima-compatible implementation of the Mozilla JS Parser API
103.3k+199%-2 years ago
1.18.0
CommonJSBundledParsers and serialisers
xliff
xliff2js and js2xliff converter xliff utils
102.5k+49%-2 months ago
6.4.0
ESM + CommonJSNoneInternationalisation, Parsers and serialisers
@marp-team/marpit
The skinny framework for creating slide deck from Markdown
101.2k---20 days ago
3.2.3
CommonJSBundledMarkdown, Parsers and serialisers
css-font-face-src
A CSS @font-face src property value parser
101k+204%-11 months ago
2.1.0
CommonJSBundledParsers and serialisers
jexl
Javascript Expression Language: Powerful context-based expression parser and evaluator
100.9k+117%-6 years ago
2.3.0
CommonJSNoneParsers and serialisers
ansi-parser
Parse strings containing ANSI style characters.
100.8k+47%-1 year ago
3.2.11
CommonJSNoneParsers and serialisers, CLI tools and terminal utilities
sane-domparser-error
Provides sane parser errors for DOMParser and XHR
100.6k+190%-11 years ago
0.2.0
CommonJSNoneParsers and serialisers
lex-parser
A parser for lexical grammars used by jison
99.8k+100%-13 years ago
0.1.4
CommonJSNoneParsers and serialisers, Rich text and code editors
ebnf-parser
A parser for BNF and EBNF grammars used by jison
99.6k+99%-12 years ago
0.1.10
CommonJSNoneParsers and serialisers
jison-lex
lexical analyzer generator used by jison
98.8k+95%-12 years ago
0.3.4
CommonJSNoneParsers and serialisers
eslint-plugin-i18n-json
Fully extendable eslint plugin for JSON i18n translation files.
98.2k+11%-1 year ago
4.0.1
CommonJSNoneInternationalisation, Linting and formatting
@marp-team/marp-core
The core of Marp tools
98.1k---2 months ago
4.4.0
CommonJSBundledParsers and serialisers, Markdown
astro-mermaid
An Astro integration for rendering Mermaid diagrams with automatic theme switching and client-side rendering
97.2k+1031%-3 months ago
2.1.0
ESM onlyBundledMarkdown, Parsers and serialisers
jison
A parser generator with Bison's API
97.1k+105%-9 years ago
0.4.18
CommonJSNoneParsers and serialisers
remark-directive-rehype
Remark plugin to enable Markdown directives to be parsed as HTML.
97k+157%-7 months ago
1.0.0
ESM onlyBundledMarkdown, Parsers and serialisers
allof-merge
Simplify JsonSchema/Openapi by combining allOf safely
94k+121%-7 months ago
0.6.8
ESM + CommonJSBundledSchema validation, Documentation tooling
gulp-json-editor
A gulp plugin to edit JSON objects
93.8k+111%-2 years ago
2.6.0
CommonJSNoneParsers and serialisers
@libpdf/core
A modern PDF library for TypeScript - parsing and generation
92.9k---24 days ago
0.4.2
ESM onlyBundledParsers and serialisers, PDF and documents

12-month change compares the average of the last 4 weeks of downloads with the first 4 weeks of the 52-week series. Gzip size is for the whole package, as measured by Bundlephobia. "-" means the value has not been fetched.