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

74Health
Library npm

dotenv

Loads environment variables from a .env file into process.env for Node.js apps.

20,536
Other
Used by 227
65Health
Library PyPI

python-dotenv

Load environment variables from a .env file into Python's os.environ, the standard way to keep 12-factor config out of your code

8,876
BSD 3
Used by 72
90Health
Tool PyPI

Ruff

An extremely fast Python linter and code formatter, written in Rust, built as a drop-in replacement for Flake8, Black, isort, and dozens of plugins.

49,630
MIT
Used by 46
90Health
Library npm

Prisma Client

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

47,610
Apache 2.0
Used by 46
90Health
Library PyPI

pydantic-settings

Type-safe application settings management for Python, built on Pydantic models.

1,456
MIT
Used by 27
61Health
Library Cargo

dotenvy

A well-maintained, actively developed fork of the dotenv crate for loading .env files in Rust

1,250
MIT
Used by 19
44Health
Library npm

electron-store

Simple, encrypted JSON persistence for your Electron app — save user settings, window state, and cache across the main and renderer processes.

5,019
MIT
Used by 15
42Health
Library npm

GSAP

The industry-standard JavaScript animation library for tweening CSS, SVG, canvas, and UI with rock-solid cross-browser reliability.

28,405
Other
Used by 11
58Health
Library npm

conf

Simple, schema-validated config file persistence for Node.js apps and CLI tools

1,346
MIT
Used by 10
85Health
Tool npm

dotenvx

A secure, cross-platform dotenv replacement that encrypts .env files and runs any command with decrypted secrets injected — no code changes required.

5,784
BSD 3
Used by 9
55Health
SDK npm

msgraph-sdk-javascript

Official Microsoft Graph JavaScript SDK for calling the Graph API from Node.js and the browser.

833
MIT
Used by 8
94Health
Library npm

gridstack.js

A dependency-free TypeScript library for building draggable, resizable, responsive dashboard grid layouts in the browser.

9,115
MIT
Used by 7
78Health
Library Cargo

config

Layered configuration system for Rust applications with strong 12-factor support

3,209
Apache 2.0
Used by 7
50Health
Library npm

configstore

Easily load and persist config without having to think about where and how it's stored on disk.

891
Other
Used by 5
39Health
Library npm

strip-json-comments

Strip comments from JSON strings so you can safely use JSONC config files.

625
MIT
Used by 5
74Health
Library PyPI

django-environ

Configure Django apps with twelve-factor environment variables and URL-based settings.

3,165
MIT
Used by 4
76Health
Library npm

config

Hierarchical configuration management for Node.js apps, with environment-specific overrides and multi-format file support.

6,429
MIT
Used by 3
40Health
Library Cargo

dotenv (Rust)

Loads environment variables from a .env file for Rust development and testing

626
MIT
Used by 3
34Health
SDK npm

sns-payload-validator

Verifies AWS SNS message signatures for HTTP/S and Lambda payloads.

13
MIT
Used by 3
70Health
Library npm

lightGallery

A modular, responsive lightbox gallery plugin for images and video, with official React, Vue, and Angular wrappers.

7,053
GPL 3.0
Used by 1
88Health
Library PyPI

Dynaconf

Layered, 12-factor configuration management for Python with multi-format files, env vars, and secret backends.

4,328
MIT
Used by 1
60Health
Library PyPI

django-constance

A Django app for storing dynamic, admin-editable settings in pluggable Redis or database backends.

1,850
BSD 3
Used by 1
49Health
Library npm

jsts

JavaScript port of the Java JTS Topology Suite for spatial predicates, geometry operations, and OGC Simple Features processing.

1,562
Other
Used by 1

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