Environment Variables (Nexty)

Good to know

Since Nexty provides multiple repositories, different repositories have different environment variables. Please visit the corresponding environment variable documentation:

Nexty Repository Environment Variables (this page)

Nexty-Flux-Kontext Repository Environment Variables

Website Basic Configuration

Environment Variable	Required	Description
`NEXT_PUBLIC_SITE_URL`	Required	Website access URL • For local development, fill in the startup address, default is `http://localhost:3000` • For production environment, please fill in your actual domain name
`NEXT_PUBLIC_PRICING_PATH`	Required	Pricing plan page, default is `/#pricing`
`NEXT_PUBLIC_LOCALE_DETECTION`	Required	Language detection mode, recommended to set as `false` • Set to `true`: Enable `next-intl` automatic detection, will automatically redirect to corresponding language page based on browser language • Set to `false`: Use Nexty.dev's built-in SEO-friendly language detector
`NEXT_PUBLIC_OPTIMIZED_IMAGES`	Optional	Whether to enable image optimization, recommended to set as `true`, this can save Vercel image optimization resources
`NEXT_PUBLIC_LOGIN_MODE`	Optional	Choose login mode: `page` opens login page, `dialog` opens login modal
`ALLOWED_REDIRECT_HOSTS`	Optional	Domain whitelist for allowed redirects after successful login, only effective in development environment

Good to know

Nexty.dev's language detector checks browser language when users first visit. If it doesn't match the current page language, it will show a friendly switching prompt. From the second visit onwards, the system will automatically redirect to the user's preferred language page based on cookie records. This approach reduces unnecessary redirects and is more SEO-friendly.

Discord WidgetBot

Environment Variable	Required	Description
`NEXT_PUBLIC_DISCORD_INVITE_URL`	Optional	Discord invite link

Data Analytics

Environment Variable	Required	Description
`NEXT_PUBLIC_GOOGLE_ID`	Optional	Google Analytics
`NEXT_PUBLIC_BAIDU_TONGJI`	Optional	Baidu Analytics
`NEXT_PUBLIC_PLAUSIBLE_DOMAIN`	Optional	Plausible analytics domain
`NEXT_PUBLIC_PLAUSIBLE_SRC`	Optional	Plausible script source address

Advertisement Configuration

Environment Variable	Required	Description
`NEXT_PUBLIC_GOOGLE_ADSENSE_ID`	Optional	Google AdSense

Supabase Database

Supabase provides data storage and user authentication services.

Environment Variable	Required	Description
`NEXT_PUBLIC_SUPABASE_URL`	Required	Supabase project URL
`NEXT_PUBLIC_SUPABASE_ANON_KEY`	Required	Supabase anonymous access key
`SUPABASE_SERVICE_ROLE_KEY`	Required	Supabase service role key
`NEXT_PUBLIC_GOOGLE_CLIENT_ID`	Not Required	Google client ID (v1.1.9)

If you don't have a Supabase account yet, please refer to the Supabase Integration chapter to complete the configuration.

Resend Email Service

Resend is a professional email sending service. Nexty.dev implements email notification functionality based on it.

Environment Variable	Required	Description
`RESEND_API_KEY`	Optional	Resend API access key
`RESEND_AUDIENCE_ID`	Optional	Resend audience ID
`ADMIN_EMAIL`	Optional	Administrator email address, used as email sender
`ADMIN_NAME`	Optional	Administrator name, used as email sender display name

For methods to obtain RESEND_API_KEY and RESEND_AUDIENCE_ID, please refer to the Resend Integration chapter.

Upstash Redis Cache

Upstash Redis is used for data caching and request rate limiting scenarios.

Nexty.dev uses Upstash Redis to limit daily submission frequency in the email subscription feature. This implementation can serve as a reference case. When your product encounters traffic attacks, you can quickly intercept malicious requests based on the built-in rate limiter.

Environment Variable	Required	Description
`UPSTASH_REDIS_REST_URL`	Optional	Redis database URL
`UPSTASH_REDIS_REST_TOKEN`	Optional	Redis access token
`UPSTASH_REDIS_NEWSLETTER_RATE_LIMIT_KEY`	Optional	Redis key name for email subscription rate limiting
`DAY_MAX_SUBMISSIONS`	Optional	Daily maximum submission limit

For methods to obtain UPSTASH_REDIS_REST_URL and UPSTASH_REDIS_REST_TOKEN, please refer to the Upstash Integration chapter.

Cloudflare R2 Storage

Cloudflare R2 provides file storage services. Nexty.dev uses it to save user avatars, AI-generated images and videos, blog images, and other resources.

Environment Variable	Required	Description
`R2_ACCOUNT_ID`	Optional	R2 storage account ID
`R2_ACCESS_KEY_ID`	Optional	R2 access key ID
`R2_SECRET_ACCESS_KEY`	Optional	R2 secret access key
`R2_BUCKET_NAME`	Optional	R2 bucket name
`R2_PUBLIC_URL`	Optional	R2 bucket public access URL

For methods to obtain R2-related environment variables, please refer to the Cloudflare R2 Integration chapter.

Cloudflare Turnstile

Environment Variable	Required	Description
`NEXT_PUBLIC_TURNSTILE_SITE_KEY`	Optional	Fill in to enable Cloudflare Turnstile

For methods to obtain Cloudflare Turnstile environment variables, please refer to the Enable Cloudflare Turnstile chapter.

AI Model Integration

Nexty.dev provides an AI Demo page for testing various AI model capabilities. If you're unfamiliar with AI feature integration, you can refer to the code implementation of this page.

Environment Variable	Required	Description
`OPENAI_API_KEY`	Optional	OpenAI API key
`DEEPSEEK_API_KEY`	Optional	DeepSeek API key
`ANTHROPIC_API_KEY`	Optional	Anthropic API key
`XAI_API_KEY`	Optional	XAI API key
`GOOGLE_API_KEY`	Optional	Google API key
`REPLICATE_API_TOKEN`	Optional	Replicate API token
`OPENROUTER_API_KEY`	Optional	OpenRouter API key

Stripe Payment

Environment Variable	Required	Description
`NEXT_PUBLIC_ENABLE_STRIPE`	Required	Whether to enable Stripe payment functionality • Set to `true`: Enable Stripe payment functionality • Set to `false`: Disable payment functionality, the following configuration items can be left empty
`NEXT_PUBLIC_DEFAULT_CURRENCY`	Optional	Default payment currency
`STRIPE_SECRET_KEY`	Optional	Stripe secret key
`STRIPE_PUBLISHABLE_KEY`	Optional	Stripe publishable key
`STRIPE_WEBHOOK_SECRET`	Optional	Stripe webhook signature key
`STRIPE_WEBHOOK_ASYNC_PROCESSING`	Optional	Stripe webhook processing mode • Set to `false`: Rely on Stripe's retry mechanism (recommended) • Set to `true`: Enable asynchronous processing, faster response but requires implementing webhook processing logic yourself
`STRIPE_CUSTOMER_PORTAL_URL`	Optional	User subscription management page URL, provides users with subscription information display and unsubscription entry point, defaults to `/dashboard/subscription` page

For methods to obtain STRIPE_SECRET_KEY, STRIPE_PUBLISHABLE_KEY, and STRIPE_WEBHOOK_SECRET, please refer to the Stripe Integration chapter.

AI Translation Feature

The pricing plan editor page and blog editor page provide AI multilingual translation functionality. You need to configure the corresponding AI model here to use it.

Environment Variable	Required	Description
`NEXT_PUBLIC_AI_PROVIDER`	Optional	AI model service provider
`NEXT_PUBLIC_AI_MODEL_ID`	Optional	AI model identifier

If you don't need to use the AI translation feature, you don't need to configure the above environment variables.

Affiliate(Tolt.io)

Environment Variable	Required	Description
`NEXT_PUBLIC_TOLT_ID`	Optional	Tolt.io Affiliate ID