# Hotrail by BufferSol

> Live updates for Capacitor apps. Push the web layer straight to installed apps with channels, staged rollouts, auto-pause and one-click rollback, with signing on by default and no third party in your update path.

## Docs

- [Quickstart: migrate from @capgo/capacitor-updater](https://hotrail.buffersoltech.com/docs/quickstart): Move a Capacitor app from @capgo/capacitor-updater to Hotrail by BufferSol by changing three URLs, then use the CLI and CI recipes.
- [Account and API keys](https://hotrail.buffersoltech.com/docs/getting-started): Create a Hotrail account, an organization and an API key for the CLI and CI.
- [Authentication](https://hotrail.buffersoltech.com/docs/authentication): Sign in to Hotrail with magic links, passkeys and two factor, and call the API with keys.
- [Migrating from Capgo](https://hotrail.buffersoltech.com/docs/migrating-from-capgo): Move a Capacitor app from Capgo to Hotrail by changing three URLs, then swap the plugin at your next store build.
- [Channels](https://hotrail.buffersoltech.com/docs/channels): A channel is a named line that points at one bundle. Learn how Hotrail channels, bundles and compatibility work.
- [Staged rollouts and auto-pause](https://hotrail.buffersoltech.com/docs/rollouts): Release a bundle to a share of devices and let Hotrail pause the channel when failures spike.
- [Rollback](https://hotrail.buffersoltech.com/docs/rollback): Reverse a channel to its previous bundle in Hotrail, and how devices recover on their own.
- [Signing and encryption](https://hotrail.buffersoltech.com/docs/signing): How Hotrail signs bundle manifests, how devices verify them, and what encrypted bundles need.
- [CLI](https://hotrail.buffersoltech.com/docs/cli): Reference for the @buffersol/hotrail command line tool: init, upload, release, rollback, native register and status.
- [Plugin](https://hotrail.buffersoltech.com/docs/plugin): The MIT licensed @buffersol/hotrail-updater Capacitor plugin: configuration, strategies, crash revert and delta updates.
- [MCP server](https://hotrail.buffersoltech.com/docs/mcp): Let an AI agent upload, release, roll back and read stats with the @buffersol/hotrail-mcp server.
- [Limits and usage](https://hotrail.buffersoltech.com/docs/limits): What happens at your plan limits in Hotrail: MAU, overage, storage, event retention and payment grace.
- [Billing](https://hotrail.buffersoltech.com/docs/billing): Plans, checkout, the customer portal and billing webhooks for Hotrail.
- [API reference](https://hotrail.buffersoltech.com/docs/api): The Hotrail REST API: authentication, endpoints, errors and rate limits.
- [Webhooks](https://hotrail.buffersoltech.com/docs/webhooks): Receive signed events from Hotrail at your own endpoint and verify them.

## Product

- [Pricing](https://hotrail.buffersoltech.com/pricing): Free, Solo, Maker and Team plans, Scale on request
- [Hotrail vs Capgo](https://hotrail.buffersoltech.com/compare/capgo): Dated comparison with sources
- [Full documentation as one file](https://hotrail.buffersoltech.com/llms-full.txt): All docs in markdown

## Legal

- [Privacy policy](https://hotrail.buffersoltech.com/legal/privacy): How Hotrail collects, uses and protects personal data, and the rights you have over it.
- [Terms of service](https://hotrail.buffersoltech.com/legal/terms): The agreement between you and BufferSol Technologies LLC for using Hotrail.
- [Data processing addendum](https://hotrail.buffersoltech.com/legal/dpa): The terms under which Hotrail processes personal data on your behalf.
- [Security](https://hotrail.buffersoltech.com/legal/security): How Hotrail protects your account, your bundles and your device data.
- [Subprocessors](https://hotrail.buffersoltech.com/legal/subprocessors): The third parties Hotrail uses to process personal data.
- [Cookie policy](https://hotrail.buffersoltech.com/legal/cookies): The cookies Hotrail sets and why.
- [Acceptable use policy](https://hotrail.buffersoltech.com/legal/acceptable-use): What you may and may not do with Hotrail.