envtpl

A CLI tool for generating .env files from .env.template files via prompts and random values.

Installation

Using curl:

curl -sfL https://raw.githubusercontent.com/flexstack/envtpl/main/install | bash

Using go install:

go install github.com/flexstack/envtpl

Usage

envtpl [template-file] -o [output-file]

Supported types

# .env.template
UUID=<uuid>
PASSWORD=<alpha:24>
ENCRYPTION_KEY=<ascii85:32>
ENCRYPTION_IV=<base64:16>
ENCRYPTION_SALT=<hex:16>
PORT=<int:1024-65535>
ENUM=<enum:development,production>
PROMPT=<text:Enter your name>
SECRET_PROMPT=<password:Enter your password>
PROMPT_2= # Empty values elicit a prompt

Type	Description	Example
alpha	Random alphanumeric characters	PASSWORD=<alpha:24>
ascii85	Random ASCII characters	ENCRYPTION_KEY=<ascii85:32>
base64	Random base64 characters	ENCRYPTION_IV=<base64:16>
hex	Random hexadecimal characters	ENCRYPTION_SALT=<hex:16>
uuid	Random UUIDv4	UUID=<uuid>
enum	Enumerated list of values	ENUM=<enum:development,production>
int	Random integer	PORT=<int:1024-65535>
text	Prompt user for text input	PROMPT1=<text:Enter your name>
password	Prompt user for secret input	SECRET_PROMPT=<password:Enter your API key>