Quotas in AWS CodeCommit

The following table describes quotas in CodeCommit. For information about quotas that can be changed, see AWS CodeCommit Endpoints and Quotas. For information about requesting a service quota increase, see AWS Service Quotas. For information about required versions of Git and other software, see Compatibility for CodeCommit, Git, and other components.

Approval rule and approval rule template names	Any combination of letters, numbers, periods, spaces, underscores, and dashes between 1 and 100 characters in length. Names are case sensitive. Names cannot end in .git and cannot contain any of the following characters: ! ? @ # $ % ^ & * ( ) + = { } [ ] | \ / > < ~ ` ' " ; :
Approval rule content length	3000 characters
Approval rule template description length	1000 characters
Approval rule template destination references	100
Approval rule templates	1000 in an AWS Region
Approval rules on a pull request	Up to 30 maximum. Up to 25 of these can be from approval rule templates.
Approval rules on a pull request created from an approval rule template	25
Approvals on a pull request	200
Approvers in an approval pool	50
Branch names	Any combination of allowed characters between 1 and 256 characters in length, except that branch names of exactly 40 hexadecimal characters are not allowed. Branch names cannot: begin or end with a slash (/) or period (.) consist of the single character @ contain two or more consecutive periods (..), forward slashes (//), or the following character combination: @{ contain spaces or any of the following characters: ? ^ * [ \ ~ : Branch names are references. Many of the limitations on branch names are based on the Git reference standard. For more information, see Git Internals and git-check-ref-format.
Comment length	Maximum of 10,240 characters.
Custom data for triggers	This is a string field limited to 1,000 characters. It cannot be used to pass any dynamic parameters.
Display in the console	A file or a comparison between files might not be viewable in the console if: The file is greater than 2 MB The file contains more than 25,000 characters in a single line A comparison contains more than 6,500 total lines of differences
Email addresses in commits made in the console	Any combination of allowed characters between 1 and 256 characters in length. Email addresses are not validated.
File paths	Any combination of allowed characters between 1 and 4,096 characters in length. File paths must be an unambiguous name that specifies the file and the exact location of the file. File paths cannot exceed 20 directories in depth. In addition, file paths cannot: contain empty strings be a relative file path include any of the following character combinations: /./ /../ // end with a trailing slash or backslash File names and paths must be fully qualified. The name and path to a file on your local computer must follow the standards for that operating system. When specifying the path to a file in a CodeCommit repository, use the standards for Amazon Linux.
File size	Maximum of 6 MB for any individual file when using the CodeCommit console, APIs, or the AWS CLI.
Git blob size	Maximum of 2 GB. Note There is no limit on the number or the total size of all files in a single commit, as long as the metadata does not exceed 6 MB and a single blob does not exceed 2 GB.
Graph display of branches in the Commit Visualizer	35 per page. If there are more than 35 branches on a single page, the graph is not displayed.
Metadata for a commit	Maximum of 20 MB for the combined metadata for a commit (for example, the combination of author information, date, parent commit list, and commit messages) when using the CodeCommit console, APIs, or the AWS CLI. Note There is no limit on the number or the total size of all files in a single commit, as long as the metadata does not exceed 6 MB, an individual file does not exceed 6 MB, and a single blob does not exceed 2 GB.
Number of files in a commit	Maximum of 100.
Number of open pull requests	Maximum of 1,000.
Number of references in a single push	Maximum of 4,000, including create, delete, and update. There is no limit on the overall number of references in the repository.
Number of repositories	Maximum of 5,000 per Amazon Web Services account. This limit can be changed. For more information, see AWS CodeCommit Endpoints and Quotas and AWS Service Quotas.
Number of triggers in a repository	Maximum of 10.
Regions	CodeCommit is available in the following AWS Regions: US East (Ohio) US East (N. Virginia) US West (N. California) US West (Oregon) Europe (Ireland) Europe (London) Europe (Paris) Europe (Frankfurt) Europe (Stockholm) Europe (Milan) Africa (Cape Town) Israel (Tel Aviv) Asia Pacific (Tokyo) Asia Pacific (Singapore) Asia Pacific (Sydney) Asia Pacific (Jakarta) Middle East (UAE) Asia Pacific (Seoul) Asia Pacific (Osaka) Asia Pacific (Mumbai) Asia Pacific (Hyderabad) Asia Pacific (Hong Kong) South America (São Paulo) Middle East (Bahrain) Canada (Central) China (Beijing) China (Ningxia) AWS GovCloud (US-West) AWS GovCloud (US-East) For more information, see Regions and Git connection endpoints.
Repository descriptions	Any combination of characters between 0 and 1,000 characters in length. Repository descriptions are optional.
Repository names	Any combination of letters, numbers, periods, underscores, and dashes between 1 and 100 characters in length. Names are case sensitive. Repository names cannot end in .git and cannot contain any of the following characters: ! ? @ # $ % ^ & * ( ) + = { } [ ] | \ / > < ~ ` ' " ; :
Repository tag key names	Any combination of Unicode letters, numbers, spaces, and allowed characters in UTF-8 between 1 and 128 characters in length. Allowed characters are + - = . _ : / @ Tag key names must be unique, and each key can only have one value. A tag cannot: begin with aws: consist only of spaces end with a space contain emojis or any of the following characters: ? ^ * [ \ ~ ! # $ % & * ( ) > < | " ' ` [ ] { } ;
Repository tag values	Any combination of Unicode letters, numbers, spaces, and allowed characters in UTF-8 between 1 and 256 characters in length. Allowed characters are + - = . _ : / @ A key can only have one value, but many keys can have the same value. A tag cannot: consist only of spaces end with a space contain emojis or any of the following characters: ? ^ * [ \ ~ ! # $ % & * ( ) > < | " ' ` [ ] { } ;
Repository tags	Tags are case sensitive. Maximum of 50 per resource. Tag names of exactly 40 hexadecimal characters are not allowed.
Trigger names	Any combination of letters, numbers, periods, underscores, and dashes between 1 and 100 characters in length. Trigger names cannot contain spaces or commas.
User names in commits made in the console	Any combination of allowed characters between 1 and 1,024 characters in length.