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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posthog-js
The official browser SDK for PostHog — autocapture, session replay, feature flags, and surveys in one drop-in script.
AWS SDK for JavaScript (S3 Client)
The official modular AWS SDK v3 client for Amazon S3, with TypeScript-first APIs and streaming support.
Sentry JavaScript (@sentry/browser)
The official Sentry SDK for capturing errors, performance traces, and session replays in browser JavaScript apps.
@clickhouse/client
The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.
supabase-js
The official isomorphic JavaScript SDK for Supabase — database, auth, realtime, storage, and edge functions in one client.
@azure/identity
Microsoft Entra ID credential library that authenticates every Azure SDK client, from managed identity in production to CLI and browser login in development.
octokit.js
The all-batteries-included GitHub SDK for browsers, Node.js, and Deno.
dockerode
A Node.js client for the Docker Engine Remote API, covering containers, images, networks, and volumes with streams intact.
libSQL Client (TypeScript)
The TypeScript/JavaScript driver for libSQL and Turso databases
@notionhq/client
The official JavaScript and TypeScript client for the Notion API, with typed methods for every endpoint.
@sendgrid/mail
Official Node.js SDK for sending transactional and marketing email through the Twilio SendGrid API.
clickhouse-connect
ClickHouse's official high-performance Python driver, with native Pandas, NumPy, PyArrow, and Superset support
E2B
Python SDK for spinning up secure, isolated cloud sandboxes where AI agents can safely run code.
@e2b/code-interpreter
JavaScript/TypeScript SDK for running AI-generated code in stateful, isolated E2B cloud sandboxes
minio
JavaScript SDK for MinIO and any S3-compatible object storage
ollama-js
Official JavaScript/TypeScript client for chatting, streaming, and generating with local or cloud-hosted Ollama models.
elasticsearch-js
The official Node.js client for Elasticsearch, giving JavaScript and TypeScript apps a typed, fully-featured way to talk to an Elasticsearch cluster.
qdrant-js
Official TypeScript/JavaScript REST client for the Qdrant vector search engine.
firebase-js-sdk
Google's official client SDK for building web and Node.js apps on Firebase's backend services.
algoliasearch-client-javascript
The official multi-runtime JavaScript client for Algolia's Search, Recommend, Analytics, Insights, and Ingestion APIs.
AWS SDK for JavaScript v2
The legacy JavaScript SDK for calling AWS services like S3, DynamoDB, and EC2 from Node.js and the browser.
@clerk/backend
The official JavaScript SDK for Clerk's Backend API and JWT session verification.
dd-trace
Datadog's official Node.js APM tracer, auto-instrumenting 100+ frameworks for tracing, profiling, security, and LLM observability.
@sentry/electron
Official Sentry SDK for capturing crashes, errors, and native crash reports in Electron applications
