Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

94Health
SDK npm

AWS SDK for JavaScript (S3 Client)

The official modular AWS SDK v3 client for Amazon S3, with TypeScript-first APIs and streaming support.

3,666
Apache 2.0
Used by 129
80Health
Library npm

node-postgres

Non-blocking PostgreSQL client for Node.js with pure JavaScript and native libpq bindings.

13,205
MIT
Used by 120
51Health
Library npm

jsonwebtoken

The de facto Node.js library for signing, verifying, and decoding JSON Web Tokens.

18,196
MIT
Used by 93
93Health
Library npm

ioredis

A robust, full-featured Redis client for Node.js with built-in Cluster, Sentinel, and TypeScript support.

15,339
MIT
Used by 81
89Health
Library npm

jose

Zero-dependency JWT, JWS, JWE, and JWK toolkit for Node.js, browsers, and edge runtimes.

7,792
MIT
Used by 66
91Health
SDK PyPI

boto3

The official AWS SDK for Python — call every Amazon Web Services API from your code.

9,900
Apache 2.0
Used by 59
98Health
SDK npm

Google Cloud Storage

Node.js client library for Google Cloud Storage — upload, download, and manage buckets and objects programmatically.

3,195
Apache 2.0
Used by 59
70Health
Library Cargo

sha2

Pure Rust implementation of the SHA-2 hash function family (SHA-224/256/384/512) with hardware-accelerated backends.

2,265
Other
Used by 55
84Health
Library PyPI

cryptography

The standard cryptographic library for Python, pairing safe high-level recipes with low-level primitives backed by Rust and OpenSSL.

7,765
Other
Used by 53
56Health
Library npm

bcrypt.js

A zero-dependency, pure JavaScript implementation of bcrypt for hashing and verifying passwords in Node.js and the browser.

3,797
BSD 3
Used by 51
90Health
Library npm

Prisma Client

Auto-generated, type-safe database client for Node.js and TypeScript.

47,610
Apache 2.0
Used by 46
85Health
Library PyPI

PyJWT

A Python implementation of RFC 7519 for encoding, decoding, and verifying JSON Web Tokens.

5,700
MIT
Used by 44
95Health
SDK Go

AWS SDK for Go v2

The official AWS SDK for Go — type-safe, modular clients for every AWS service.

3,649
Apache 2.0
Used by 44
72Health
Library PyPI

psycopg2

The most popular PostgreSQL database adapter for Python, implementing the full DB API 2.0 specification.

3,654
Other
Used by 42
94Health
Library npm

MySQL2

Fast, pure-JavaScript MySQL client for Node.js with prepared statements, promises, and pooling.

4,384
MIT
Used by 41
44Health
Library npm

crypto-js

A JavaScript library of crypto standards - hashing, HMAC, PBKDF2, and symmetric ciphers for Node.js and the browser.

16,409
MIT
Used by 40
81Health
Library npm

better-sqlite3

The fastest and simplest SQLite3 library for Node.js, with a synchronous API and full transaction support.

7,484
MIT
Used by 40
84Health
Library Go

pgx v4

A pure Go PostgreSQL driver and toolkit that goes beyond database/sql with binary-format performance and Postgres-specific features.

14,247
MIT
Used by 39
95Health
SDK PyPI

redis-py

The official Python client for Redis, with sync, asyncio, cluster, and Sentinel support.

13,640
MIT
Used by 39
68Health
Library Go

pq

A pure Go PostgreSQL driver for Go's standard database/sql package.

9,956
MIT
Used by 39
92Health
SDK npm

@clickhouse/client

The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.

331
Apache 2.0
Used by 38
94Health
Library PyPI

SQLAlchemy

The Python SQL toolkit and Object Relational Mapper that gives developers the full power and flexibility of SQL.

12,156
MIT
Used by 37
98Health
Library PyPI

google-auth

The foundational Python library for authenticating to Google Cloud and Google APIs with OAuth2, service accounts, and Application Default Credentials.

5,383
Apache 2.0
Used by 35
92Health
Library Go

go-redis

The official, idiomatic Go client for Redis — connection pooling, Cluster, Sentinel, pipelines, and client-side caching built in.

22,234
Other
Used by 34

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