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Helm Repository API

Standard Helm chart repository endpoints for index and chart download. These endpoints are required for any Helm-compatible chart repository.

Helm Repository API is one of 10 APIs that Helm publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

This API exposes 1 JSON Schema definition.

Tagged areas include Repository. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and 1 JSON Schema.

This API exposes 2 operations across 2 paths, and defines 4 schemas. It is described by OpenAPI 3.2.0, at version v3.17.0.

Requests are made against a single base URL, https://{repository-host}.

2 operations 2 paths 4 schemas 2 GET

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
v3.17.0
Server
https://{repository-host}
License
Resource Areas
1

Paths & Operations 2

Across 2 paths, the API surfaces 2 operations — 2 GET. Each is listed below with its method, path, parameters, and response codes.

Repository 2

Standard Helm chart repository endpoints for index and chart download. These endpoints are required for any Helm-compatible chart repository.

GET
/index.yaml
Helm Get repository index
getRepositoryIndex → 200404
GET
/health
Helm Get repository health
getHealth → 200

Schemas 4

The contract defines 4 schemas that model the data the API accepts and returns. The most detailed are ChartVersion (18 properties), Dependency (6 properties), RepositoryIndex (4 properties), Maintainer (3 properties). Each schema is shown below with its type and property counts.

RepositoryIndex
object
The repository index file listing all available charts and their versions. This is the primary discovery mechanism for Helm clients.
4 properties 2 required
ChartVersion
object
Metadata describing a specific version of a Helm chart as it appears in the repository index.
18 properties 3 required
Maintainer
object
Contact information for a chart maintainer.
3 properties 1 required
Dependency
object
A chart dependency specifying another chart required by this chart.
6 properties 2 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

helm-repository-api-openapi.yml Raw ↑

Other APIs Helm publishes across the network.

Helm Chart.yaml Schema
Helm Values YAML Schema
Helm Repository Index Schema
Helm JSON-LD Context
Helm Go SDK
Helm Plugins
Helm Chart Template API
Helm ChartMuseum API
Helm Charts API
Where this information came from

This is an independent, third-party profile of Helm Repository API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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