# Tags

## List project repository tags

Get a list of repository tags from a project, sorted by name in reverse
alphabetical order. This endpoint can be accessed without authentication if the
repository is publicly accessible.

```
GET /projects/:id/repository/tags
```

Parameters:

- `id` (required) - The ID of a project

```json
[
  {
    "commit": {
      "author_name": "John Smith",
      "author_email": "john@example.com",
      "authored_date": "2012-05-28T04:42:42-07:00",
      "committed_date": "2012-05-28T04:42:42-07:00",
      "committer_name": "Jack Smith",
      "committer_email": "jack@example.com",
      "id": "2695effb5807a22ff3d138d593fd856244e155e7",
      "message": "Initial commit",
      "parents_ids": [
        "2a4b78934375d7f53875269ffd4f45fd83a84ebe"
      ]
    },
    "release": {
      "tag_name": "1.0.0",
      "description": "Amazing release. Wow"
    },
    "name": "v1.0.0",
    "message": null
  }
]
```

## Get a single repository tag

Get a specific repository tag determined by its name. This endpoint can be
accessed without authentication if the repository is publicly accessible.

```
GET /projects/:id/repository/tags/:tag_name
```

Parameters:

| Attribute | Type | Required | Description |
| --------- | ---- | -------- | ----------- |
| `id` | integer | yes | The ID of a project |
| `tag_name` | string | yes | The name of the tag |

```bash
curl --header "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v3/projects/5/repository/tags/v1.0.0
```

Example Response:

```json
{
  "name": "v5.0.0",
  "message": null,
  "commit": {
    "id": "60a8ff033665e1207714d6670fcd7b65304ec02f",
    "message": "v5.0.0\n",
    "parent_ids": [
      "f61c062ff8bcbdb00e0a1b3317a91aed6ceee06b"
    ],
    "authored_date": "2015-02-01T21:56:31.000+01:00",
    "author_name": "Arthur Verschaeve",
    "author_email": "contact@arthurverschaeve.be",
    "committed_date": "2015-02-01T21:56:31.000+01:00",
    "committer_name": "Arthur Verschaeve",
    "committer_email": "contact@arthurverschaeve.be"
  },
  "release": null
}
```

## Create a new tag

Creates a new tag in the repository that points to the supplied ref.

```
POST /projects/:id/repository/tags
```

Parameters:

- `id` (required) - The ID of a project
- `tag_name` (required) - The name of a tag
- `ref` (required) - Create tag using commit SHA, another tag name, or branch name.
- `message` (optional) - Creates annotated tag.
- `release_description` (optional) - Add release notes to the git tag and store it in the GitLab database.

```json
{
  "commit": {
    "author_name": "John Smith",
    "author_email": "john@example.com",
    "authored_date": "2012-05-28T04:42:42-07:00",
    "committed_date": "2012-05-28T04:42:42-07:00",
    "committer_name": "Jack Smith",
    "committer_email": "jack@example.com",
    "id": "2695effb5807a22ff3d138d593fd856244e155e7",
    "message": "Initial commit",
    "parents_ids": [
      "2a4b78934375d7f53875269ffd4f45fd83a84ebe"
    ]
  },
  "release": {
    "tag_name": "1.0.0",
    "description": "Amazing release. Wow"
  },
  "name": "v1.0.0",
  "message": null
}
```
The message will be `nil` when creating a lightweight tag otherwise
it will contain the annotation.

In case of an error,
status code `405` with an explaining error message is returned.

## Delete a tag

Deletes a tag of a repository with given name.

```
DELETE /projects/:id/repository/tags/:tag_name
```

Parameters:

- `id` (required) - The ID of a project
- `tag_name` (required) - The name of a tag

```json
{
  "tag_name": "v4.3.0"
}
```

## Create a new release

Add release notes to the existing git tag. If there
already exists a release for the given tag, status code `409` is returned.

```
POST /projects/:id/repository/tags/:tag_name/release
```

Parameters:

- `id` (required) - The ID of a project
- `tag_name` (required) - The name of a tag
- `description` (required) - Release notes with markdown support

```json
{
  "tag_name": "1.0.0",
  "description": "Amazing release. Wow"
}
```

## Update a release

Updates the release notes of a given release.

```
PUT /projects/:id/repository/tags/:tag_name/release
```

Parameters:

- `id` (required) - The ID of a project
- `tag_name` (required) - The name of a tag
- `description` (required) - Release notes with markdown support

```json
{
  "tag_name": "1.0.0",
  "description": "Amazing release. Wow"
}
```
