The documentation you are viewing is for Dapr v1.12 which is an older version of Dapr. For up-to-date documentation, see the latest version.

Middleware

The following table lists middleware components supported by Dapr. Learn how to customize processing pipelines and set up middleware components.

Table headers to note:

Header Description Example
Status Component certification status Alpha
Beta
Stable
Component version The version of the component v1
Since runtime version The version of the Dapr runtime when the component status was set or updated 1.11

HTTP

Component Description Status Component version
OAuth2 Authorization Grant flow Enables the OAuth2 Authorization Grant flow on a Web API Alpha v1
OAuth2 Client Credentials Grant flow Enables the OAuth2 Client Credentials Grant flow on a Web API Alpha v1
OpenID Connect Verifies a Bearer Token using OpenID Connect on a Web API Stable v1
Rate limit Restricts the maximum number of allowed HTTP requests per second Stable v1
Rego/OPA Policies Applies Rego/OPA Policies to incoming Dapr HTTP requests Alpha v1
Router Alias Use Router Alias to map arbitrary HTTP routes to valid Dapr API endpoints Alpha v1
RouterChecker Use RouterChecker middleware to block invalid http request routing Alpha v1
Sentinel Use Sentinel middleware to guarantee the reliability and resiliency of your application Alpha v1
Uppercase Converts the body of the request to uppercase letters (demo) Stable v1
Wasm Use Wasm middleware in your HTTP pipeline Alpha v1

Last modified September 1, 2023: mark review (b1c4e5aa)