Error monitoring & reporting for JavaScript

Automatically detect JavaScript errors in the browser, Node.js and React Native, with plugins for React, Vue, Angular, Express, Restify and Koa. Get cross-platform error detection for handled and unhandled errors with real-time error alerts and detailed diagnostic reports.

Learn more about JavaScript error reporting and React Native error reporting from Bugsnag.

---

This is a monorepo (managed with Lerna containing our universal error reporting client @bugsnag/js, and our React Native client @bugsnag/react-native, along with:

• the core Bugsnag libraries for reporting errors (@bugsnag/core)
• plugins for supporting various frameworks (e.g. @bugsnag/plugin-react)
• plugins for internal functionality (e.g. @bugsnag/plugin-simple-throttle)

Etc. See packages for a full list of contents.

Getting started

1. Create a Bugsnag account
2. Complete the instructions in the integration guide
3. Report handled exceptions using Bugsnag.notify()
4. Customize your integration using the configuration options

Integrating with frameworks

Use the following plugins and guides to integrate Bugsnag with various frameworks.

Browser

Framework	Bugsnag plugin	Documentation
Vue	@bugsnag/plugin-vue	Vue docs
React	@bugsnag/plugin-react	React docs
Angular	@bugsnag/plugin-angular	Angular docs

Desktop

Framework	Bugsnag notifier	Documentation
Electron	@bugsnag/electron	Electron docs

Server

Framework	Bugsnag plugin	Documentation
Koa	@bugsnag/plugin-koa	Koa docs
Express	@bugsnag/plugin-express	Express docs
Restify	@bugsnag/plugin-restify	Restify docs

Mobile

Framework	Bugsnag notifier	Documentation
React Native	@bugsnag/react-native	React Native docs

Support

• Check out the FAQ and configuration options
• Search open and closed issues for similar problems
• Report a bug or request a feature

Contributing

Most updates to this repo will be made by Bugsnag employees. We are unable to accommodate significant external PRs such as features additions or any large refactoring, however minor fixes are welcome. See contributing for more information.

Development quick start

# Clone the repository
git clone git@github.com:bugsnag/bugsnag-js.git --recursive
cd bugsnag-js

# Install top-level dependencies
npm i

# Build the standalone notifiers and plugins
npm run build

# Run the unit tests
npm run test:unit

# Run tests for a specific package
npm run test:unit -- --testPathPattern="packages/react-native"

# Generate a code coverage report
npm run test:unit -- --coverage

# Run the linter
npm run test:lint

# Run the typescript compatibility tests
npm run test:types

See contributing for more information.

License

All packages in this repository are released under the MIT License. See LICENSE.txt for details.