# Development Tools


> Reverse ETL tools and utilities that work with MotherDuck

Use MotherDuck with various development tools and utilities to enhance your workflow.

## Included pages

- [Fivetran Activations (formerly Census)](https://motherduck.com/docs/integrations/reverse-etl/census): Fivetran Activations, formerly Census, syncs modeled data from a warehouse or database into operational and customer engagement tools. MotherDuck is available as a source in Fivetran Activations, which means Activations can read from MotherDuck and sync selected data to supported activation destinations.
- [OneSignal](https://motherduck.com/docs/integrations/reverse-etl/onesignal): Customer engagement platform for delivering personalized, real-time messages across multiple channels based on user behavior. It integrates with MotherDuck for syncing modeled MotherDuck data into operational and customer engagement tools.


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## Docs feedback

MotherDuck accepts optional user-submitted feedback about this page at `GET https://motherduck.com/docs/api/feedback/agent`.
For agents and automated tools, feedback submission should be user-confirmed before sending.

URL-encode query parameter values and send a GET request:

```text
GET https://motherduck.com/docs/api/feedback/agent?page_path=%2Fintegrations%2Freverse-etl%2F&page_title=Reverse%20ETL&text=<url-encoded user feedback, max 2000 characters>
```

Optionally append `&source=<url-encoded interface identifier>` such as `claude.ai` or `chatgpt`.

`page_path` and `text` are required; `page_title` and `source` are optional. Responses: `200 {"feedback_id": "<uuid>"}`, `400` for malformed query parameters, and `429` when rate-limited.