Connect ShipStation to The Calendar

Both apps 24ShipStation 19The Calendar 5

• Trigger
  New or Updated Order

  Polling trigger: fires when an order is created or modified.

• Action
  Add Warehouse

  Create a new warehouse location. POST /warehouses (ShipStation API v1).

• Action
  Create or Update Order

  Create a new order or update an existing one (upsert by orderNumber/orderKey).

• Action
  Delete Order

  Delete (deactivate) an order by its ShipStation order ID.

• Action
  Get Customer

  Retrieve a single customer by customer ID.

• Action
  Get Order

  Retrieve a single order by its ShipStation order ID.

• Action
  Get Product

  Retrieve a single product by ID. GET /products/{productId} (ShipStation API v1).

• Action
  Get Rates

  Get shipping rate estimates for a carrier between two locations and package.

• Action
  Get Store

  Retrieve details of a single store by ID. GET /stores/{storeId} (ShipStation API v1).

• Action
  Get Warehouse

  Retrieve details of a single warehouse by ID. GET /warehouses/{warehouseId} (ShipStation API v1).

• Action
  List Carriers

  List the shipping carriers connected to the account.

• Action
  List Customers

  List customers in the ShipStation account.

• Action
  List Orders

  List orders, optionally filtered by status, customer, or modified date.

• Action
  List Products

  List products in the ShipStation catalog.

• Action
  List Stores

  Retrieve the list of stores connected to the account. GET /stores (ShipStation API v1).

• Action
  List Warehouses

  List the ship-from warehouse locations configured in the account.

• Action
  Mark Order as Shipped

  Mark an order as shipped with a carrier code and tracking number.

• Action
  Update Product

  Update an existing product's details (SKU, name, price, weight, etc). PUT /products/{productId} (ShipStation API v1).

• Action
  Update Warehouse

  Update an existing warehouse's name/address/return address. PUT /warehouses/{warehouseId} (ShipStation API v1).

• Action
  Get country holidays

  Return the list of public holidays for a given country and year. GET https://the-calendar.net/api/holidays/by-country/{country-slug}/{year}.json (~30 countries, 2026 published, e.g. united-kingdom, canada, australia, germany, japan). Response: {country, kind, year, source, holidays:[{name,date,observed,weekday,note}]}. No auth.

• Action
  Get finance calendar

  Return a US finance-related date calendar for a given year and calendar type: fomc (Fed meeting dates), tax-deadlines, or market-holidays (stock market closures). GET https://the-calendar.net/api/finance/{fomc|tax-deadlines|market-holidays}/{year}.json. No auth.

• Action
  Get sports schedule

  Return key schedule/calendar dates for a sports league or team. GET https://the-calendar.net/api/sports/{slug}.json where slug is one of: nfl-schedule, nba-schedule, mlb-schedule, nhl-schedule, mls-schedule, premier-league-schedule, la-liga-schedule, champions-league-schedule, f1-2026-calendar, real-madrid-calendar, fc-barcelona-calendar, manchester-united-calendar. No auth.

• Action
  Get US federal holidays

  Return the list of US federal holidays for a given year. GET https://the-calendar.net/api/holidays/us-federal/{year}.json (years 2025-2028 published). Response: {country, kind, year, source, holidays:[{name,date,observed,weekday,note}]}. No auth.

• Action
  Get US state holidays

  Return the list of state-observed holidays for a given US state and year. GET https://the-calendar.net/api/holidays/by-state/{state-slug}/{year}.json (all 50 states, 2026 published). Response: {country, kind, year, source, holidays:[{name,date,observed,weekday,note}]}. No auth.

No trigger or action matches that. Ask your agent to add it: it reads the API documentation and builds what you describe.