# Document History
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+ **API version: latest**
+ **Latest documentation update: **March 10, 2020

The following table describes the important changes in each release of the *Amazon Serverless Application Repository Developer Guide*. For notification about updates to this documentation, you can subscribe to an RSS feed.

| Change | Description | Date | 
| --- |--- |--- |
| [IAM permission controls for published applications](#doc-history) | Amazon Serverless Application Repository now blocks publication of new applications that attach the `AWSLambda_FullAccess` managed policy to Lambda functions, or that grant `iam:AttachRolePolicy`, `iam:PutRolePolicy`, or `iam:*` on all resources in inline IAM policies. For more information, see [Using Amazon SAM with the Amazon Serverless Application Repository](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/using-aws-sam.html) and [Application Capabilities](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/acknowledging-application-capabilities.html). | April 15, 2026 | 
| [Updates to sharing and restricting access to applications](#doc-history) | Added support for sharing applications to accounts in an Amazon Organization, and restricting access to public applications for Amazon accounts and Amazon Organizations. For more examples for sharing applications to users in an organization, see [Amazon Serverless Application Repository Application Policy Examples](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/security_iam_resource-based-policy-examples.html). For examples for restricting access to public applications, see [Amazon Serverless Application Repository Identity-Based Policy Examples](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/security_iam_id-based-policy-examples.html). | March 10, 2020 | 
| [New supported resources](#doc-history) | Added support for a number of additional resources. For the complete list of supported resources, see [List of Supported Amazon Resources](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/list-supported-resources.html). | January 17, 2020 | 
| [China Regions](#doc-history) | The Amazon Serverless Application Repository is now available in the China Regions, Beijing and Ningxia. For more information about Amazon Serverless Application Repository regions and endpoints, see [Regions and Endpoints](https://docs.amazonaws.cn/general/latest/gr/rande.html) in the *Amazon Web Services General Reference*. | January 15, 2020 | 
| [Updated Security section for consistency with other Amazon services.](#doc-history) | For more information, see [Security](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/security.html). | January 2, 2020 | 
| [Simplified process for publishing applications](#doc-history) | The new `sam publish` command in the Amazon SAM CLI simplifies the process for publishing serverless applications in the Amazon Serverless Application Repository. For an end-to-end tutorial on downloading and publishing a sample application, see [Quick Start: Publishing Applications](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/serverlessrepo-quick-start.html). For instructions on publishing an application that you have already developed and tested in the Amazon Cloud, see [Publishing an Application through the Amazon SAM CLI](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/serverless-app-publishing-applications.html#publishing-application-through-cli). | December 21, 2018 | 
| [Nested Application and Layers support](#doc-history) | Added support for Nested Applications and Layers. This includes updates to [Supported Amazon Resources](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/using-aws-sam.html#supported-resources-for-serverlessrepo) and [Acknowledging Application Capabilities](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/acknowledging-application-capabilities.html). | November 29, 2018 | 
| [Publishing applications with custom IAM roles and resource policies](#doc-history) | Added support for publishing applications with custom IAM roles and resource policies. This includes updates to the [Consuming Applications](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/serverlessrepo-consuming-applications.html) and [Publishing Applications](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/serverlessrepo-publishing-applications.html) workflows and updates to [Supported Amazon Resources](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/using-aws-sam.html#supported-resources-for-serverlessrepo) and [API Reference](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/resources.html) in the *Amazon Serverless Application Repository Developer Guide*. | November 16, 2018 | 
| [Policy Template updates](#doc-history) | Updates to supported [ Policy Templates](https://docs.amazonaws.cn/serverlessrepo/latest/devguide/using-aws-sam.html#serverlessrepo-policy-templates) in the *Amazon Serverless Application Repository Developer Guide*. | September 26, 2018 | 
| [Documentation updates](#doc-history) | Added Authentication and Access Control topic to the *Amazon Serverless Application Repository Developer Guide*. | July 2, 2018 | 
| [Public release](#doc-history) | Public release of the Amazon Serverless Application Repository, which is now available in 14 Amazon Regions. For more information about the Amazon Regions where the Amazon Serverless Application Repository is available and Amazon Serverless Application Repository endpoints, see [Regions and Endpoints](https://docs.amazonaws.cn/general/latest/gr/rande.html#serverlessrepo_region) in the *Amazon Web Services General Reference*. | February 20, 2018 | 
| [New guide](#doc-history) | This is the first, preview release of the *Amazon Serverless Application Repository Developer Guide*. | November 30, 2017 |