# Installation

- [SDK installations](/installation/sdk-installations.md): Not all services are deployed as a node applications. If that applies to you, you can either use one of pre-built integrations, or write your own adapter.
- [Node (JS/TS)](/installation/sdk-installations/node-js-ts.md): Using our Javascript & Typescript introspector is simple: three steps and Appear gets to work.
- [NestJS](/installation/sdk-installations/nestjs.md): The below instructions will guide you through setting up your NestJS application and deploying it in two steps. Follow along to get your project up and running.
- [NextJS](/installation/sdk-installations/nextjs.md): Appear offers two methods to integrate with NextJS based on serverless or self-hosted use cases.
- [Custom integrations](/installation/sdk-installations/custom-integrations.md)
- [Connections](/installation/connections.md): Once you've installed the SDK, connected to the API endpoint, or integrated with OTel, you can now connect your Appear account to your environments.