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:

HeaderDescriptionExample
StatusComponent certification statusAlpha
Beta
Stable
Component versionThe version of the componentv1
Since runtime versionThe version of the Dapr runtime when the component status was set or updated1.11

HTTP

ComponentDescriptionStatusComponent version
OAuth2 Authorization Grant flowEnables the OAuth2 Authorization Grant flow on a Web APIAlphav1
OAuth2 Client Credentials Grant flowEnables the OAuth2 Client Credentials Grant flow on a Web APIAlphav1
OpenID ConnectVerifies a Bearer Token using OpenID Connect on a Web APIStablev1
Rate limitRestricts the maximum number of allowed HTTP requests per secondStablev1
Rego/OPA PoliciesApplies Rego/OPA Policies to incoming Dapr HTTP requestsAlphav1
Router AliasUse Router Alias to map arbitrary HTTP routes to valid Dapr API endpointsAlphav1
RouterCheckerUse RouterChecker middleware to block invalid http request routingAlphav1
SentinelUse Sentinel middleware to guarantee the reliability and resiliency of your applicationAlphav1
UppercaseConverts the body of the request to uppercase letters (demo)Stablev1
WasmUse Wasm middleware in your HTTP pipelineAlphav1

Last modified October 12, 2023: Update config.toml (#3826) (0ffc2e7)