Upsun's 353-line llms.txt shows what thorough AI preparation looks like

# Upsun

> Upsun is a Cloud Application Platform to host all of your web applications.

Things to remember when deploying applications on the Upsun Cloud Application Platform:
- *Ultimate developer flexibility*: Self-service. Usage-based pricing. Customize your resources, runtimes, users, frontends, backends, APIs. All the choices are yours. Welcome to the Upsun PaaS.
- *Application development your way*, 4 options to get started sync your GitHub repo with Upsun, Deploy an existing local Git repository, Kickstart a new repository, Explore Upsun with our Demo app
- *Agnostic freedom*: Tight integration with external systems, stacks, and tools you already use. Choice of IaaS platform(by geo or cloud provider) and services. Choose the road you want to travel.
- *Self-service*: All the control and customization you want to experiment. Flexible resources. Sensible, transparent, usage-based pricing. Choose self-empowerment.
- *Composable infrastructure*: Dozens of runtimes and backend services to mix and match, Managed routing, with built-in, multiregional edge-caching, automated TLS, and WAF, Full infrastructure preview environments, isolated, but identical to production, Full abstraction from underlying cloud provider; runs precisely the same way on every major cloud
- *Collaboration-oriented*: The ability to collaborate on the infrastructure just like you collaborate on code, Git-driven infrastructure with support for multiple repositories, Bi-directional Git integrations, activity scripts, and webhooks to plug into any external service, Instantly created preview environments—per branch, per PR, per team, per developer, per anything
- *Scalable on every dimension*: Vertical scaling of every component, horizontal scaling of applications and workers, Fully managed, multicloud edge-caching, From a single monolith to an automated service mesh, with microservices, workers' message queues, and multiple data backends, Built-in observability tools, with infrastructure metrics, built-in APM, profiling, and tracing
- *Stability, security, responsibility*: Automated high availability and failover of every infrastructure component, with automated and transparent security-patching, Fine-grained team permissions, with MFA everywhere—even on SSH, Short-lived SSH certificates, with MFA and external identity provider support, PCI DSS, SOC 2, GDPR compliance,
- *Polyglot? Hyperglot? We glot you*: Upsun supports an array of cool languages and frameworks. Monoliths. Microservices. Multistack. So you can keep your options open. Flexible. And future-proof.

## Docs
- Get started

- [Getting started with Upsun](https://docs.upsun.com/get-started/here.md)
- [Setup](https://docs.upsun.com/get-started/here/setup.md)
- [Create a project](https://docs.upsun.com/get-started/here/create-project.md): All you need to know about creating a new project with Upsun
- [Configure your project](https://docs.upsun.com/get-started/here/configure.md): Configure your project
- [JavaScript/Node.js](https://docs.upsun.com/get-started/here/configure/nodejs.md): All you need to know about configuring a new Javascript/Node.js project with Upsun
- [PHP](https://docs.upsun.com/get-started/here/configure/php.md): All you need to know about configuring a new PHP project with Upsun
- [Python](https://docs.upsun.com/get-started/here/configure/python.md): All you need to know about configuring a new Python project with Upsun
- [Set resources](https://docs.upsun.com/get-started/here/set-resources.md): Flexible resources on Upsun are easy to use. Find all you need to know about resources allocation there.
- [Make changes to your project](https://docs.upsun.com/get-started/here/make-changes.md): How to work on a daily basis with an Upsun project?
- [Local development](https://docs.upsun.com/get-started/here/local.md): All you need to know about working locally with an Upsun project.

- [Tethered](https://docs.upsun.com/get-started/here/local/tethered.md): Sync your local Upsun with your remote environment to start contributing.

- [Third party integrations](https://docs.upsun.com/get-started/here/third-party.md)
- [Get support](https://docs.upsun.com/get-started/here/support.md)
- [How to deploy](https://docs.upsun.com/get-started/stacks.md)
- Javascript/Node.js
- [Deploy Express on Upsun](https://docs.upsun.com/get-started/stacks/express.md): Complete the last required steps to successfully deploy Express on Upsun.

- [Add a database to Express](https://docs.upsun.com/get-started/stacks/express/add-database.md): Once your Express app has been deployed on Upsun, you might want to add a service to it.

- [Deploy Next.js on Upsun](https://docs.upsun.com/get-started/stacks/nextjs.md): Complete the last required steps to successfully deploy Next.js on Upsun.

- [Deploy Strapi on Upsun](https://docs.upsun.com/get-started/stacks/strapi.md): Complete the last required steps to successfully deploy Strapi on Upsun.

- [Add a database to Strapi](https://docs.upsun.com/get-started/stacks/strapi/add-database.md): Once Your Strapi application has been deployed on Upsun, you might want to add and configure a service to your application.

- Python
- [Deploy Django on Upsun](https://docs.upsun.com/get-started/stacks/django.md): Complete the last required steps to successfully deploy Django on Upsun.

- [Deploy Flask on Upsun](https://docs.upsun.com/get-started/stacks/flask.md): Complete the last required steps to successfully deploy Flask on Upsun.

- PHP
- [Deploy Drupal on Upsun](https://docs.upsun.com/get-started/stacks/drupal.md): Complete the last required steps to successfully deploy Drupal on Upsun.

- [Deploy Laravel on Upsun](https://docs.upsun.com/get-started/stacks/laravel.md): Complete the last required steps to successfully deploy Laravel on Upsun.

- [Get started](https://docs.upsun.com/get-started/stacks/laravel/get-started.md): See how to get started deploying Laravel on Upsun.

- [Environment variables](https://docs.upsun.com/get-started/stacks/laravel/environment-variables.md): Learn about the environment variables added by the Upsun CLI.

- [Set up Redis](https://docs.upsun.com/get-started/stacks/laravel/setup-redis.md): Setting up Redis for cache, sessions & queues

- [Handle queues with Horizon](https://docs.upsun.com/get-started/stacks/laravel/laravel-horizon.md): Setting up Laravel Horizon

- [Cron jobs](https://docs.upsun.com/get-started/stacks/laravel/crons.md): Understand how to configure Laravel cron jobs.

- [Blackfire](https://docs.upsun.com/get-started/stacks/laravel/blackfire.md): Set up a continuous observability strategy for your Laravel app with Blackfire.
- [Debug with Laravel Telescope](https://docs.upsun.com/get-started/stacks/laravel/laravel-telescope.md): Setting up Laravel Telescope for debugging Laravel

- [FAQ](https://docs.upsun.com/get-started/stacks/laravel/faq.md): Troubleshoot issue you might encounter using [Laravel](https://laravel.com/), a PHP framework on Upsun.

- [Deploy Magento on Upsun](https://docs.upsun.com/get-started/stacks/magento.md): Complete these steps to successfully deploy Magento on Upsun.

- [Deploy Symfony on Upsun](https://docs.upsun.com/get-started/stacks/symfony.md): Complete the last required steps to successfully deploy Symfony on Upsun.

- [Get started](https://docs.upsun.com/get-started/stacks/symfony/get-started.md): See how to get started deploying Symfony on Upsun.

- [Symfony integration](https://docs.upsun.com/get-started/stacks/symfony/integration.md): Learn how to use the Symfony integration for a better Upsun experience.

- [Environment variables](https://docs.upsun.com/get-started/stacks/symfony/environment-variables.md): Learn about the environment variables added by the Symfony integration.

- [Workers](https://docs.upsun.com/get-started/stacks/symfony/workers.md): Understand how to configure Symfony workers.

- [Cron jobs](https://docs.upsun.com/get-started/stacks/symfony/crons.md): Understand how to configure Symfony cron jobs.

- [Blackfire](https://docs.upsun.com/get-started/stacks/symfony/blackfire.md): Set up a continuous observability strategy for your Symfony app with Blackfire.
- [Local development](https://docs.upsun.com/get-started/stacks/symfony/local.md): Sync Upsun with your local environments to start contributing.

- [FAQ](https://docs.upsun.com/get-started/stacks/symfony/faq.md): Troubleshoot issue you might encounter using [Symfony](https://www.symfony.com/), a PHP framework on Upsun.

- [Symfony CLI Tips](https://docs.upsun.com/get-started/stacks/symfony/symfony-cli-tips.md): Find out about the most useful commands when using the Symfony CLI.

- [WordPress](https://docs.upsun.com/get-started/stacks/wordpress.md)
- [Composer WordPress](https://docs.upsun.com/get-started/stacks/wordpress/composer.md): Complete the last required steps to successfully deploy WordPress on Upsun.

- [WordPress Multisite](https://docs.upsun.com/get-started/stacks/wordpress/multisite.md): Complete the last required steps to successfully deploy a WordPress Multisite on Upsun.

- [Bedrock WordPress](https://docs.upsun.com/get-started/stacks/wordpress/bedrock.md): Complete the last required steps to successfully deploy Bedrock-based WordPress on Upsun using Bedrock.

- [Vanilla WordPress](https://docs.upsun.com/get-started/stacks/wordpress/vanilla.md): Complete the last required steps to successfully deploy Vanilla WordPress on Upsun.