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n8n-nodes-the-mastodon

n8n-nodes-the-mastodon

Mastodon is a decentralized, open-source software that allows users to set up servers to communicate with each other.

n8n Community Node: Mastodon

npm version Downloads License: MIT

A community maintained n8n node pack for interacting with the Mastodon API. This package provides full CRUD operations across Mastodon resources, including statuses, accounts, timelines, media, polls, bookmarks, lists, and more—all seamlessly integrated into your n8n workflows.

Table of Contents

Features

  • Statuses: Create, delete, edit, search, favourite, boost (reblog), bookmark, and manage scheduled statuses.
  • Accounts: Follow, unfollow, block, mute, view profile, and manage relationships.
  • Timelines: Retrieve public, home, hashtag, list, and link timelines with advanced query options.
  • Media: Upload and manage media attachments.
  • Polls: Fetch poll data and cast votes.
  • Bookmarks: Add and remove bookmarks from statuses.
  • Lists: Create, update, delete lists and manage list membership.
  • Notifications: Fetch and dismiss notifications.
  • Administration: Admin level endpoints for reports, retention metrics, cohorts, and more.
  • Customizable: Leverage query parameters and additional fields for fine grained control.

Prerequisites

  • Node.js v14 or higher
  • npm v6 or higher
  • An n8n instance (self-hosted)

Installation

# From your n8n project root:
npm install n8n-nodes-the-mastodon

The node will automatically be detected by n8n after installation. Restart your n8n instance if it is running.

Configuration & Credentials

Before using the Mastodon node, you must configure OAuth2 credentials for your target Mastodon instance:

  1. In your Mastodon instance, navigate to Settings > Development and create a new application.

    • Name: e.g., n8n
    • Redirect URI: http://localhost:5678/rest/oauth2-credential/callback
    • Scopes: Select read, write, and push as needed.
    • Note down Client ID and Client Secret.

  2. In your n8n UI:

    • Go to Credentials > New > Mastodon OAuth2 API.
    • Fill in:
      • Instance URL: https://mastodon.social (or your custom instance)
      • Client ID: from step 1
      • Client Secret: from step 1
      • Scope: read write push
    • Save and Connect. Authorize when prompted.

Usage Examples

Post a Status

  1. Add a Mastodon node.
  2. Resource: Status, Operation: Create.
  3. Set Status text, and optionally add attachments or additional parameters.
- name: Post Status
  type: n8n-nodes-community/n8n-nodes-the-mastodon:Mastodon
  parameters:
    resource: status
    operation: create
    status: 'Hello from n8n and Mastodon!'
    additionalFields:
      visibility: 'public'

Fetch Public Timeline

  • Resource: Timeline, Operation: Public.
  • Use Additional Fields to filter local, remote, only_media, or paging parameters.
- name: Get Public Timeline
  type: n8n-nodes-community/n8n-nodes-the-mastodon:Mastodon
  parameters:
    resource: timeline
    operation: public
    additionalFields:
      limit: 20
      local: true

Manage Lists

  • Create List:
    • Resource: Lists, Operation: createList; set title and optional replies_policy.
  • Add Account:
    • Resource: Lists, Operation: addAccountsToList; set listId and accountIds.
- name: Create and Update List
  type: n8n-nodes-community/n8n-nodes-the-mastodon:Mastodon
  parameters:
    resource: lists
    operation: createList
    title: 'My Favorite Authors'
- name: Add Accounts
  type: n8n-nodes-community/n8n-nodes-the-mastodon:Mastodon
  parameters:
    resource: lists
    operation: addAccountsToList
    listId: '12345'
    accountIds:
      - '42'
      - '99'

Available Resources & Operations

Resource Operations
Status create, delete, edit, search, favourite, unfavourite, boost, unboost, bookmark, removeBookmark, view, viewEditHistory, viewSource
Account follow, unfollow, block, mute, unmute, verifyCredentials, viewProfile, getFollowers, getFollowing, searchAccounts
Timeline public, hashtag, home, list, link
Bookmarks getBookmarks, addBookmark, removeBookmark
Favourites favourite, unfavourite
Lists getLists, getList, createList, updateList, deleteList, getAccountsInList, addAccountsToList, removeAccountsFromList
Media upload, update, delete, get (and more)
Polls getPoll, votePoll
Notifications getAll, dismiss
Reports listReports, create, resolveReport
Retention viewStatistics
Markers get, save
... (see full properties in code)

For a full list of fields and parameter descriptions, refer to the code under nodes/Mastodon/*.

Testing

Automated tests are provided using Jest.

# Install dev dependencies
npm install

# Run tests
npm test

Test files are located in the __tests__ directory, covering each resource and operation.

Development & Contributing

Contributions are welcome! Please abide by our Code of Conduct.

  1. Fork the repository & clone locally.
  2. Create a feature branch: git checkout -b feature-name.
  3. Install dependencies: npm install.
  4. Build & lint: npm run build && npm run lint.
  5. Run tests: npm test.
  6. Commit & push your changes, then open a Pull Request.

Code style: ESLint and Prettier are configured. Run:

npm run lint
npm run format

License

This project is licensed under the MIT License. See LICENSE.md for details.

References