> ## Documentation Index > Fetch the complete documentation index at: https://docs.replicas.dev/llms.txt > Use this file to discover all available pages before exploring further. # List skill registries > Lists GitHub repositories used as skill registries, with the skills found in each. ## OpenAPI ````yaml /openapi.json get /v1/environments/{environment_id}/skills-registries openapi: 3.1.0 info: title: Replicas API version: 2.0.0 description: >- Create and control workspaces, and manage the environments, automations, and learnings they run with. servers: - url: https://api.replicas.dev description: Production API security: - apiKey: [] tags: - name: Replica description: >- A replica is a Replicas workspace: a cloud sandbox where a coding agent works on your repositories. - name: Chats description: Manage the agent chats inside a replica. - name: Message queue description: Messages waiting for the agent to finish its turn. - name: Commands and terminals description: Run commands and open shells in a replica. - name: Pull requests description: Inspect and act on pull requests a replica opened. - name: Previews description: Public URLs for ports in a replica. - name: Canvas description: Plans, reports, and other files agents produce. - name: Sharing description: Add replicas to members' Shared view. - name: Environments description: >- Environments define what a workspace starts with. The `global` environment applies to every workspace. - name: Environment variables description: Variables injected into workspaces. - name: Environment files description: Files written into workspaces. - name: Environment skills description: Agent skills installed into workspaces. - name: Environment MCPs description: MCP servers available to workspace agents. - name: Hooks description: Scripts that run when warm pool snapshots build and when workspaces start. - name: Warm pools description: Pre-built workspaces that start faster. - name: Automations description: Run agents on schedules and events. - name: Repositories description: Repositories and repository sets connected to the organization. - name: Learnings description: Organization skills every workspace agent loads. - name: Agent credentials description: >- API keys and endpoints that coding agents use. Connect Claude, Codex, and Muse subscriptions with the CLI. - name: Plugins description: Connect integrations that workspace agents can use. - name: Organization description: Who you are and who is in your organization. - name: Media description: Screenshots, recordings, and other files workspaces produce. - name: Slack description: Route Slack threads to workspaces. - name: Workspace identity description: OIDC keys for verifying workspace identity tokens. paths: /v1/environments/{environment_id}/skills-registries: get: tags: - Environment skills summary: List skill registries description: >- Lists GitHub repositories used as skill registries, with the skills found in each. operationId: listEnvironmentSkillsRegistries parameters: - name: environment_id in: path required: true description: Environment UUID, or the literal string `global`. schema: type: string - $ref: '#/components/parameters/ApiVersion' responses: '200': description: Successful response content: application/json: schema: $ref: '#/components/schemas/ListEnvironmentSkillsRegistriesResponse' '400': $ref: '#/components/responses/BadRequest' '401': $ref: '#/components/responses/Unauthorized' '500': $ref: '#/components/responses/InternalServerError' components: parameters: ApiVersion: name: X-Replicas-Api-Version in: header description: >- API version. `2026-10-07` returns `snake_case` responses. See [versioning](/features/api#versioning). required: false schema: type: string enum: - '2026-10-07' schemas: ListEnvironmentSkillsRegistriesResponse: type: object properties: registries: type: array items: $ref: '#/components/schemas/EnvironmentSkillsRegistryWithContents' required: - registries EnvironmentSkillsRegistryWithContents: type: object description: A skill registry with its discovered skills. allOf: - $ref: '#/components/schemas/EnvironmentSkillsRegistry' - type: object properties: repo_skills: type: array items: $ref: '#/components/schemas/RepoSkill' error: type: - string - 'null' required: - repo_skills - error Error: type: object properties: error: type: string description: Error message details: type: - string - 'null' description: Additional error details code: type: string description: Machine-readable error code when available required: - error EnvironmentSkillsRegistry: type: object description: A GitHub repository registered as a skill registry on an environment. properties: id: type: string format: uuid organization_id: type: string format: uuid environment_id: type: string format: uuid name: type: string url: type: string format: uri repository_full_name: type: string default_branch: type: string created_at: type: string format: date-time updated_at: type: string format: date-time required: - id - organization_id - environment_id - name - url - repository_full_name - default_branch - created_at - updated_at RepoSkill: type: object description: >- A skill/agent/command/prompt file discovered inside the environment's bound repo. Distinct from `EnvironmentSkill`: these are inferred live from the repo's git tree, are read-only, and have no DB row. properties: id: type: string description: Stable id, formed from the repository UUID and the in-repo path. repository_id: type: string format: uuid repository_full_name: type: string description: Repo's `owner/name` (denormalized for the UI). branch: type: string description: Default branch the file was resolved against. path: type: string description: Repo-relative path of the discovered file or skill directory. name: type: string description: >- Human-friendly name (from YAML frontmatter when present, otherwise the filename or directory). description: type: - string - 'null' description: Single-line description, populated from frontmatter when available. framework: $ref: '#/components/schemas/RepoSkillFramework' kind: type: string description: Sub-kind within the framework. enum: - skill - agent - command - prompt - plugin html_url: type: string format: uri description: Direct GitHub blob link. required: - id - repository_id - repository_full_name - branch - path - name - description - framework - kind - html_url RepoSkillFramework: type: string description: Which AI tool owns the discovered file's on-disk convention. enum: - claude - codex - cursor - agents responses: BadRequest: description: Bad request - Missing or invalid parameters content: application/json: schema: $ref: '#/components/schemas/Error' Unauthorized: description: Unauthorized - Invalid or missing API key content: application/json: schema: $ref: '#/components/schemas/Error' InternalServerError: description: Internal server error content: application/json: schema: $ref: '#/components/schemas/Error' securitySchemes: apiKey: type: http scheme: bearer description: Organization or personal API key from **Settings → API Keys**. ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.