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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pseudolocale
Idempotent pseudolocalization library that deterministically mutates strings to surface i18n bugs before real translation begins.
Sanity CLI
The official command-line tool for scaffolding, developing, and deploying Sanity Studio projects and content operations.
tinyhtml5
A tiny, WHATWG-spec HTML5 parser that turns malformed real-world HTML into a clean Python ElementTree.
cssinjs-utils
Typed CSS-in-JS helper utilities that power Ant Design's style-generation, token-calculation, and CSS-variable pipeline.
@datadog/native-metrics
A native Node.js addon that collects CPU, V8 heap, garbage-collection, and event-loop metrics directly from libuv and V8 internals.
funcsigs
Backport of Python 3's PEP 362 function signature introspection to Python 2.7.
humanize-list
Joins JavaScript arrays into natural, comma-separated English text with an optional Oxford comma and custom conjunctions.
node-crypto
Opinionated AES-256-GCM encryption and decryption for serializable JavaScript objects, built on Node's crypto module.
opensearch-protobufs
Protobuf schemas and generated gRPC client code for OpenSearch's client-server API
proxy-header
A lightweight Rust library for parsing and encoding HAProxy PROXY protocol v1 and v2 headers, with optional async Tokio stream support.
querystring
A minimal Rust crate that parses and formats URL query strings with two focused functions.
rfc3339-validator
A pure Python regex-based validator for RFC3339 datetime strings
rxjs-exhaustmap-with-trailing
A tiny RxJS operator that extends exhaustMap to also emit the trailing value from the source observable.
url-escape
Rust crate for encoding and decoding special characters in URLs
aws-msk-iam-sasl-signer
Generate IAM SASL authentication tokens for Amazon MSK Kafka clusters in Rust.
c_str_macro
A c_str! macro for creating C-compatible string literals in Rust.
comlink
A TypeScript library for reliable one-to-many postMessage communication between parent and child window contexts.
expr-eval-fork
A security-patched fork of expr-eval for safely parsing and evaluating math expressions in JavaScript without native eval().
level-read-stream
Node.js readable streams for iterating keys, values, and entries in abstract-level databases.
mdast-util-compact
Merges adjacent text nodes and blockquotes in an mdast syntax tree to keep it compact after edits.
request-converter
Convert Elasticsearch Dev Console requests into runnable code for Python, JavaScript, PHP, Ruby, C#, and curl.
request-crypto
JWK+JWE based request encryption library that lets Node services securely exchange sensitive payloads over the wire.
rignore
High-performance, Rust-powered file system traversal for Python that respects .gitignore rules.
@sanity/id-utils
Type-safe utilities for validating, converting, and generating Sanity document IDs across draft, published, and version variants.
