Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

79Health
Library npm

fast-csv

Streaming CSV parser and formatter for Node.js with zero runtime dependencies and full TypeScript support.

1,790
MIT
Used by 2
38Health
Framework npm

Clipanion

A type-safe, dependency-free CLI framework for building nested, typed command-line applications in TypeScript.

1,257
MIT
Used by 2
82Health
Library npm

ngx-markdown

Angular library for parsing and rendering Markdown as sanitized HTML, with optional syntax highlighting, math, diagrams, emoji, and copy-to-clipboard support.

1,196
MIT
Used by 2
67Health
Library Composer

League URI

A PHP library for parsing, building, and manipulating URIs, URNs, and URI templates

1,128
MIT
Used by 2
61Health
Library npm

plist.js

Parses and builds Apple property lists in XML, binary, and OpenStep formats for Node.js and browsers.

607
MIT
Used by 2
58Health
Library Composer

PHP User Agent Parser

Lightning-fast, minimalist PHP parser that turns User-Agent strings into browser and platform.

597
MIT
Used by 2
65Health
Library npm

PostalMime

Zero-dependency email (RFC822/MIME) parser for Node.js, browsers, and serverless

547
Other
Used by 2
86Health
Library PyPI

tree-sitter-language-pack

Precompiled tree-sitter parsers and queries for 306+ languages in one install

466
MIT
Used by 2
75Health
Library PyPI

pylatexenc

A dependency-free Python library that parses LaTeX markup and converts between LaTeX code and Unicode text.

427
MIT
Used by 2
33Health
Library Cargo

tl

Fast, zero-copy HTML parser for Rust with a query-selector API

407
MIT
Used by 2
51Health
Library Cargo

axum-server

A hyper-based HTTP server designed to be used with the Rust axum web framework.

262
MIT
Used by 2
37Health
Library Cargo

exif-rs

A pure-Rust library that parses Exif metadata directly out of JPEG, TIFF, PNG, WebP, and HEIF/HEIC image files.

258
Other
Used by 2
40Health
Library Cargo

json5

A Rust JSON5 parser and serializer built directly on the Serde framework.

246
MIT
Used by 2
61Health
Library Cargo

tree-sitter-php

Incremental PHP grammar for the tree-sitter parsing library

236
MIT
Used by 2
52Health
Library Cargo

sqllogictest

A Rust parser and runner for sqllogictest files that verify SQL database correctness

234
Other
Used by 2
55Health
Library Cargo

tree-sitter-html

Fast, incremental HTML grammar for the Tree-sitter parsing framework.

213
MIT
Used by 2
60Health
Library npm

robots-parser

A spec-compliant robots.txt parser for Node.js with wildcard and RFC 9309 support.

167
MIT
Used by 2
54Health
Library Cargo

tree-sitter-css

Fast, incremental CSS grammar for the Tree-sitter parsing framework.

138
MIT
Used by 2
44Health
Library Cargo

tree-sitter-julia

Fast, incremental Julia grammar for the Tree-sitter parsing framework.

128
MIT
Used by 2
41Health
Library Cargo

tree-sitter-lua

A tree-sitter grammar that turns Lua 5.x and LuaJIT source into fast, incremental, error-tolerant syntax trees.

104
MIT
Used by 2
43Health
Library npm

range-parser

Tiny, fast Node.js parser for the HTTP Range request header.

99
MIT
Used by 2
62Health
Library Cargo

rust-plist

A Rust library for reading and writing Apple property list (plist) files in XML, binary, and ASCII formats, with full Serde support.

93
MIT
Used by 2
72Health
Library npm

style-to-object

Parses CSS inline style strings into plain JavaScript objects, powering markdown-to-jsx, react-markdown, and dozens of other rendering pipelines.

77
MIT
Used by 2
35Health
Library Cargo

dateparser

A Rust library that parses dates from dozens of common string formats into chrono UTC datetimes with no configuration.

52
MIT
Used by 2

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