docs/daprdocs/content/en/reference/components-reference/supported-middleware/_index.md

type	title	linkTitle	weight	description	no_list	aliases
docs	Middleware component specs	Middleware	6000	List of all the supported middleware components that can be injected in Dapr's processing pipeline.	true	/developing-applications/middleware/supported-middleware/

Table captions:

Status: [Component certification]({{<ref "certification-lifecycle.md">}}) status

• [Alpha]({{<ref "certification-lifecycle.md#alpha">}})
• [Beta]({{<ref "certification-lifecycle.md#beta">}})
• [Stable]({{<ref "certification-lifecycle.md#stable">}})

Since: defines from which Dapr Runtime version, the component is in the current status

Component version: defines the version of the component

HTTP

Name	Description	Status	Component version
[Rate limit]({{< ref middleware-rate-limit.md >}})	Restricts the maximum number of allowed HTTP requests per second	Alpha	v1
[OAuth2]({{< ref middleware-oauth2.md >}})	Enables the OAuth2 Authorization Grant flow on a Web API	Alpha	v1
[OAuth2 client credentials]({{< ref middleware-oauth2clientcredentials.md >}})	Enables the OAuth2 Client Credentials Grant flow on a Web API	Alpha	v1
[Bearer]({{< ref middleware-bearer.md >}})	Verifies a Bearer Token using OpenID Connect on a Web API	Alpha	v1
[Open Policy Agent]({{< ref middleware-opa.md >}})	Applies Rego/OPA Policies to incoming Dapr HTTP requests	Alpha	v1
[Uppercase]({{< ref middleware-uppercase.md >}})	Converts the body of the request to uppercase letters	Stable(For local development)	v1