Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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Couchbase Python Client
Official Python SDK for building applications on the Couchbase NoSQL database
Databricks SQL Connector for Python
Thrift-based Python client for connecting to Databricks clusters and SQL warehouses
tree-sitter-php
Incremental PHP grammar for the tree-sitter parsing library
sphinx-design
Responsive web components for Sphinx documentation
tree-sitter-ruby
The official Ruby grammar for the tree-sitter incremental parsing library
pytest-order
Pytest plugin for running tests in a specific, controllable order
Carbon
A simple, fluent PHP API extension for DateTime with translations for 280+ languages.
data-encoding
Efficient, customizable base16/base32/base64 encoding functions for Rust
tree-sitter-json
Fast, incremental JSON grammar for the Tree-sitter parsing framework.
tree-sitter-scala
A tree-sitter grammar for parsing Scala source code into a concrete syntax tree.
pyo3-async-runtimes
PyO3 bridges between Rust async runtimes and Python's asyncio
snakecase-keys
Convert an object's keys to snake_case, recursively and with full TypeScript type inference.
safe-regex
Detects regular expressions prone to catastrophic backtracking (ReDoS) using AST-based star-height analysis.
check-password-strength
A lightweight, fully-typed password strength checker built on plain JavaScript regex rules.
cron-descriptor
A Python library that converts cron expressions into plain-English, localized descriptions.
json-patch
RFC 6902 JSON Patch and RFC 7396 JSON Merge Patch implementation for Rust
scarf-js
Zero-dependency npm postinstall analytics that tells maintainers who's installing their packages.
package-manager-detector
Detect the package manager used in a project from lock files and metadata
ipnet
IpNet, Ipv4Net, and Ipv6Net types for working with IP network addresses (CIDR) in Rust.
is-url
A tiny, dependency-free JavaScript utility for loosely validating whether a string is a URL.
bytesize
A semantic Rust type for byte counts — parse, format, and do arithmetic on sizes like "1.5 KiB" or "518 GiB" without manual unit math.
accept-language-parser
Parse HTTP Accept-Language headers and pick the best matching locale
fs2
Cross-platform file locks, file duplication, and filesystem space queries for Rust
webpki-roots
Mozilla's trusted CA root certificates, compiled in as a Rust constant
