# Install oso

oso is an open source policy engine for authorization that’s embedded in your application. Version 0.27.3 via Cargo; verified 2024-01-13.

## Install

```sh
sudo av install cargo:oso
```

Additional install commands:

### Portable and language managers

- Cargo (100%):

```sh
cargo install oso
```

  Evidence: local crates.io package metadata

## Package Facts

- **Package key:** cargo:oso
- **Package manager:** Cargo
- **Package manager URL:** <https://crates.io/crates/oso>
- **Version:** 0.27.3
- **Source summary:** oso is an open source policy engine for authorization that’s embedded in your application
- **Homepage:** <https://www.osohq.com/>
- **Repository:** <https://github.com/osohq/oso>
- **License:** Apache-2.0
- **Source archive:** <https://static.crates.io/crates/oso/oso-0.27.3.crate>
- **Published:** 2024-01-13 04:14:32.989112+00
- **Last updated:** 2024-01-13 04:14:32.989112+00
- **Generated:** 2026-06-18T16:49:02+00:00

## Executables

- oso (binary): Declared by crates.io version metadata.

## Install Behavior

- Bottle: not available

## Freshness

- Page generated: 2026-06-18
- Package-manager version: 0.27.3

## Security Notes

No matching local secret-handling manifest was found for oso. Nucleus package metadata is still published here so future coverage has a stable package URL.


## Source Database Details

- **Source Database:** crates.io database dump
- **Crate ID:** 111,246
- **Crate Size:** 54,143
- **Edition:** 2021
- **Has Lib:** yes
- **Num Versions:** 46
- **Recent Download Window Days:** 90
- **Version ID:** 1,012,677


## Sources

- crates.io package index
- cross-ecosystem install command graph