atharvadeosthale/zero-mail

Node.js API

20 environment variables found in .env.example

Set these on your host before deploying. Each platform has an “Environment Variables” section in the deploy flow. (showing first 20, more exist in .env.example)

VITE_PUBLIC_APP_URL
VITE_PUBLIC_BACKEND_URL
DATABASE_URL secret
BETTER_AUTH_SECRET secret Change this to a random string, use `openssl rand -hex 32` to generate a 32 character string
BETTER_AUTH_URL
COOKIE_DOMAIN
GOOGLE_CLIENT_ID Change to your project's client ID and secret, these work with localhost:8787
GOOGLE_CLIENT_SECRET secret
REDIS_URL secret Upstash/Local Redis Instance
REDIS_TOKEN secret
RESEND_API_KEY secret Resend API Key
OPENAI_API_KEY secret OpenAI API Key
PERPLEXITY_API_KEY secret
OPENAI_MODEL secret OpenAI Model names (gpt-4o, gpt-4o-mini etc)
OPENAI_MINI_MODEL secret
AI_SYSTEM_PROMPT AI PROMPT
NODE_ENV
AUTUMN_SECRET_KEY secret
TWILIO_ACCOUNT_SID secret
TWILIO_AUTH_TOKEN secret

Best match Deploy on Railway Apps that need Postgres, Redis, or background workers.

Alternative Fly.io Anything Dockerized — requires the Fly CLI.

macOS

brew install flyctl && fly launch --from https://github.com/atharvadeosthale/zero-mail

Linux

curl -L https://fly.io/install.sh | sh && fly launch --from https://github.com/atharvadeosthale/zero-mail

Windows (PowerShell)

iwr https://fly.io/install.ps1 -useb | iex; fly launch --from https://github.com/atharvadeosthale/zero-mail

Or deploy to a different host

Render Full-stack with managed Postgres + Redis. DigitalOcean App Platform Containers, droplets, and managed services.

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