The Rust package registry

Project README

What's Deployed

Source code for the default Cargo registry. Viewable online at

Status of

Any known issues currently affecting the registry running at will be posted to @CratesIoStatus.

If you are experiencing an issue not addressed there, please contact us in one of the following ways:

A volunteer will get back to you as soon as possible.


Welcome! We love contributions! is an Ember frontend with a Rust backend, and there are many tasks appropriate for a variety of skill levels.

Please see docs/ for ideas about what to work on and how to set up a development environment.


Adding or editing the categories and corresponding descriptions displayed on does not require a full development environment set up.

The list of categories available on is stored in src/boot/categories.toml. To propose adding, removing, or changing a category, send a pull request making the appropriate change to that file as noted in the comment at the top of the file. Please add a description that will help others to know what crates are in that category.

For new categories, it's helpful to note in your PR description examples of crates that would fit in that category, and describe what distinguishes the new category from existing categories.

After your PR is accepted, the next time that is deployed the categories will be synced from this file.


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