dotenv-expand
Expand environment variables in dotenv files with variable substitution.
Dev workflow and config npm BSD-3-Clause
Used in agent projects
21
0.2% of 12,697 public repos built with AI coding agents
Rank in dev workflow and config
#79 of 88
by use in those projects
Downloads
43.2M
npm, last 7 days, dotenv-expand
GitHub stars
1,056
last push Sep 28, 2026
How dotenv-expand is used
dotenv-expand is a dependency in 21 of the 12,697 public GitHub projects set up for AI coding agents that we scanned (0.2%), #79 of 88 in dev workflow and config. The most used alternative there is dotenv. Projects that use it most often also use dotenv (95.2%), ESLint (85.7%), Testing Library (47.6%).
Often used with dotenv-expand
| dotenv | 95.2% of dotenv-expand projects · 6.0× more than average |
|---|---|
| ESLint | 85.7% of dotenv-expand projects · 2.3× more than average |
| Testing Library | 47.6% of dotenv-expand projects · 6.6× more than average |
| tsx | 47.6% of dotenv-expand projects · 4.8× more than average |
| Jest | 47.6% of dotenv-expand projects · 8.6× more than average |
| Tailwind CSS | 76.2% of dotenv-expand projects · 2.2× more than average |
| Lucide React | 52.4% of dotenv-expand projects · 2.6× more than average |
| lint-staged | 33.3% of dotenv-expand projects · 7.2× more than average |
By coding agent
| Claude Code | 0.3% of projects set up for it |
|---|---|
| Cursor | 0.2% of projects set up for it |
| GitHub Copilot | 0.2% of projects set up for it |
| Gemini CLI | 1.1% of projects set up for it |
Share of public repos configured for each agent that list dotenv-expand as a dependency.
Install
| Package | npm install dotenv-expand |
|---|---|
| Main stacks | TypeScript / JavaScript (13), Next.js (8) |
| Example projects | kovrichard/catalyst, godotlauncher/launcher, Aristona/react-phaser-three-game, blockworks-foundation/market-maker-ts, juanfran/tapiz |
Alternatives to dotenv-expand
| Tool | Used in agent projects | Downloads / wk | GitHub stars | License |
|---|---|---|---|---|
| dotenv npm Load environment variables from .env files into process.env. |
2,001 (15.8%) | 189M | 20.5K | BSD-2-Clause |
| python-dotenv pypi Load environment variables from .env files in Python applications. |
828 (6.5%) | 156M | 8,898 | BSD-3-Clause |
| Husky npm Modern Git hooks manager for running tasks on git events. |
797 (6.3%) | 36.2M | 35.3K | MIT |
| lint-staged npm Run linters on git staged files to catch issues before commit. |
591 (4.7%) | 29.5M | 14.7K | MIT |
| concurrently npm Run multiple npm scripts concurrently for efficient development workflows. |
572 (4.5%) | 22.2M | 7,856 | MIT |
| cross-env npm Set environment variables across Windows, Mac and Linux in npm scripts. |
265 (2.1%) | 25.8M | 6,521 | MIT |
| Pydantic Settings pypi Settings management and configuration from environment variables using Pydantic. |
251 (2.0%) | 96.8M | 1,475 | — |
| Rich pypi Python library for rich text and beautiful formatting in terminal output. |
243 (1.9%) | 117M | 57.5K | MIT |