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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promisify-child-process
Drop-in async/await wrappers for Node's spawn, exec, fork, and execFile that stay real ChildProcess instances.
kgb
Function spies for Python unit tests that intercept, record, and reroute calls without heavy-handed mocking.
typescript-event-target
A strictly typed drop-in replacement for EventTarget with full TypeScript event-map inference.
BlendModes
Apply Photoshop-style layer blend modes to images in Python with NumPy and Pillow
get-it
Composable HTTP request library for Node.js, browsers, Deno, Bun, and edge runtimes
@tryghost/api-framework
A composable request pipeline that runs Ghost's API controllers through validation, serialization, permissions, and query stages.
retryhttp
Retry transient HTTP errors in httpx, requests, and aiohttp with sensible, fully customizable defaults.
@elastic/opentelemetry-node
Elastic's zero-code OpenTelemetry distribution for Node.js, giving production apps tracing, metrics, and logs with a single --import flag.
axios-ntlm
Drop-in Axios wrapper that transparently handles NTLM authentication handshakes for Windows-protected HTTP endpoints.
@tinyhttp/logger
Minimal and flexible HTTP request logger middleware for tinyhttp and Node.js.
node-client-sdk
LaunchDarkly's client-side feature-flag SDK for single-user Node.js apps, now superseded by the scoped @launchdarkly/node-client-sdk package.
@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.
level-read-stream
Node.js readable streams for iterating keys, values, and entries in abstract-level databases.
Repomix
Packs an entire repository into a single AI-friendly file, complete with token counts, secret scanning, and an MCP server for direct AI assistant access.
Takumi
Rust rendering engine that turns JSX, HTML, and node trees into images without a headless browser
