In addition to documentation, you can use these tools, sample repositories,
support channels, and policy guides to build applications and stay informed
about YouTube developer products.

## Tools and samples

- **[Google APIs Explorer](https://developers.google.com/apis-explorer/#p/):** Test YouTube API requests interactively in your browser using real data.
- **[Google Cloud console](https://console.cloud.google.com/apis/library?filter=category:youtube):** Enable YouTube APIs, manage projects, and create API keys or OAuth 2.0 credentials.
- **[YouTube Data API Quota Calculator](https://developers.google.com/youtube/data/determine_quota_cost):** Estimate the quota costs of different YouTube Data API methods.
- **[YouTube Player Demo](https://developers.google.com/youtube/youtube_player_demo):** Customize an embedded YouTube player and preview player parameters, events, and functions.
- **[Configure a Subscribe Button](https://developers.google.com/youtube/youtube_subscribe_button):** Configure a YouTube Subscribe Button and generate code to embed on your website.
- **[Code Samples](https://developers.google.com/youtube/code_samples):** Browse sample code for the YouTube Data API, YouTube Analytics API, and YouTube Live Streaming API across supported languages.
- **[Client Libraries](https://developers.google.com/youtube/data/libraries):** Download Google API client libraries for Java, Python, JavaScript, Go, .NET, PHP, and Ruby.

## Support and updates

- **[Issue Tracker](https://issuetracker.google.com/issues?q=componentid:186600):** Search open issues, feature requests, and bug reports for YouTube APIs, or [file a new bug](https://issuetracker.google.com/issues/new?component=186600&template=874803).
- **[YouTube Data API revision history](https://developers.google.com/youtube/data/revision_history):** Review release notes and documentation updates for the YouTube Data API.
- **[YouTube Analytics API revision history](https://developers.google.com/youtube/analytics/revision_history):** Review release notes and documentation updates for the YouTube Analytics API.
- **[YouTube Reporting API revision history](https://developers.google.com/youtube/reporting/revision_history):** Review release notes and documentation updates for the YouTube Reporting API.
- **[IFrame Player API revision history](https://developers.google.com/youtube/iframe_api_revision_history):** Review release notes and updates for the YouTube IFrame Player API.
- **[YouTube Blog](https://blog.youtube):** Read official news, announcements, and product updates from YouTube.
- **[YouTube Researcher Program](https://research.youtube/):** Apply for academic data access to study public data on YouTube.

## Terms and policies

- **[YouTube API Services Terms of Service](https://developers.google.com/youtube/terms/api-services-terms-of-service):** Review the legal terms that govern your use of YouTube API Services.
- **[Developer Policies](https://developers.google.com/youtube/terms/developer-policies):** Review policy requirements for building and operating API clients.
- **[Complying with the YouTube Developer Policies](https://developers.google.com/youtube/terms/developer-policies-guide):** Follow implementation guidance and best practices to comply with YouTube Developer Policies.
- **[Required Minimum Functionality](https://developers.google.com/youtube/terms/required-minimum-functionality):** Review functional requirements for API clients that implement specific YouTube features.
- **[Branding Guidelines](https://developers.google.com/youtube/terms/branding-guidelines):** Review attribution and logo guidelines for displaying YouTube branding in your application.