Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
All Packages
Category
Tags2
Sort:Used by Most Apps
OpenTelemetry JavaScript (@opentelemetry/api)
Vendor-neutral tracing, metrics, and context API that libraries and apps instrument once, so any OpenTelemetry-compatible backend can consume it.
PapaParse
The fastest in-browser CSV parser for JavaScript, with streaming, Web Workers, and zero dependencies
OpenTelemetry Auto-Instrumentations for Node.js
Zero-code observability for Node.js apps, bundling every OpenTelemetry contrib instrumentation into a single metapackage.
OpenTelemetry Prometheus Exporter
Export OpenTelemetry metrics in Prometheus format so Prometheus can scrape your Python application.
OpenTelemetry Python SDK
The reference implementation of the OpenTelemetry API for Python - traces, metrics, and logs
Effect
A TypeScript library and ecosystem for building robust, type-safe, concurrent applications with a full functional effect system
OpenTelemetry Rust
The official Rust implementation of OpenTelemetry, providing vendor-neutral tracing, metrics, and logging APIs.
tracing-opentelemetry
OpenTelemetry integration layer for the tracing ecosystem in Rust
OpenTelemetry Instrumentation for Google Generative AI
OpenTelemetry auto-instrumentation for Google Gemini and Generative AI calls in Python
OpenTelemetry Google Cloud Trace Exporter
Sends OpenTelemetry spans from Node.js applications straight to Google Cloud Trace over gRPC.
OpenTelemetry Instrumentation for Anthropic
OpenTelemetry auto-instrumentation for the Anthropic Python SDK, tracing prompts and completions
Pydantic Logfire
Python observability SDK from the Pydantic team, built on OpenTelemetry for tracing, metrics, and logs.
react-papaparse
React hooks and components wrapping PapaParse for fast in-browser CSV parsing
fast-csv
Streaming CSV parser and formatter for Node.js with zero runtime dependencies and full TypeScript support.
OpenTelemetry Instrumentation for LanceDB
OpenTelemetry auto-instrumentation that traces client-side LanceDB calls in your Python GenAI and RAG applications.