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

60Health
Library Cargo

getrandom

A small, cross-platform Rust crate for retrieving random bytes directly from the OS

580
Other
Used by 16
46Health
Library PyPI

itsdangerous

A small Python toolkit for cryptographically signing data so you can trust it hasn't been tampered with when it comes back from an untrusted client.

3,134
BSD 3
Used by 15
69Health
Library npm

OTPAuth

HOTP and TOTP one-time password library for Node.js, Deno, Bun, and browsers

1,476
MIT
Used by 15
76Health
Library Cargo

curve25519-dalek

Pure-Rust group arithmetic over Curve25519 and Ristretto255

1,193
BSD 3
Used by 15
41Health
Library npm

node-md5

A tiny, dependency-light JavaScript function for computing MD5 hashes of strings, buffers, and byte arrays.

913
BSD 3
Used by 15
46Health
Library Go

jsoniter

A high-performance, 100% compatible drop-in replacement for Go's encoding/json.

13,867
MIT
Used by 14
71Health
Library Go

toml

A reflection-based TOML decoder and encoder for Go, built to feel like encoding/json.

5,005
MIT
Used by 14
91Health
Library Go

kin-openapi

A Go library for parsing, validating, converting, and working with OpenAPI 2.0, 3.0, 3.1, and 3.2 documents.

3,293
MIT
Used by 14
51Health
Library npm

JSON-Patch

Lean, high-performance RFC 6902 JSON Patch and JSON Pointer implementation for applying, generating, validating, and observing diffs between JSON documents.

1,982
MIT
Used by 14
40Health
Library PyPI

toml

A pure-Python library for parsing and creating TOML documents, validated against the official TOML test suite.

1,135
MIT
Used by 14
81Health
Library Cargo

aes-gcm

Pure Rust AES-GCM authenticated encryption with optional hardware acceleration

959
Other
Used by 14
78Health
Library Cargo

keyring-rs

Cross-platform Rust library for storing passwords and secrets in the OS-native credential store

766
Apache 2.0
Used by 14
90Health
Library npm

@xmldom/xmldom

A pure JavaScript, W3C-standard DOMParser and XMLSerializer for parsing and building XML/HTML documents

465
MIT
Used by 14
89Health
Library PyPI

Authlib

The ultimate Python library for building OAuth 1/2 and OpenID Connect clients and servers.

5,419
BSD 3
Used by 13
68Health
Library Cargo

prost

A Protocol Buffers implementation for Rust that generates simple, idiomatic types via derive macros.

4,767
Apache 2.0
Used by 13
71Health
Library npm

JSONPath

A JavaScript library for querying, transforming, and extracting data from JSON documents using an extended JSONPath syntax.

1,158
MIT
Used by 13
53Health
Library Go

protobuf

Legacy Go bindings for Protocol Buffers, now a thin compatibility wrapper around google.golang.org/protobuf.

10,084
BSD 3
Used by 12
67Health
Library PyPI

Paramiko

Pure-Python SSHv2 client and server library for secure remote shells, commands, and file transfer.

9,853
LGPL-2.1
Used by 12
76Health
Library Cargo

BLAKE3

Official Rust implementation of the BLAKE3 cryptographic hash function

6,435
Apache 2.0
Used by 12
87Health
Library Composer

Symfony Yaml

PHP component for parsing and dumping YAML files, used throughout the Symfony framework

3,840
MIT
Used by 12
79Health
Library Go

go-toml

The original Go library for loading, querying, and marshaling TOML documents, now superseded by go-toml v2.

1,982
MIT
Used by 12
63Health
Library Cargo

argon2

A pure-Rust implementation of the Argon2 password hashing function

908
Other
Used by 12
72Health
Library npm

node-unzipper

A streaming zip extraction library for Node.js that supports random access to files on disk, in buffers, over HTTP, or on S3 without buffering the whole archive.

475
MIT
Used by 12
52Health
Library npm

tar-stream

A pure-streaming tar parser and generator for Node.js with no filesystem dependency

434
MIT
Used by 12

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