> For the complete documentation index, see [llms.txt](https://guide.data.gov.sg/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://guide.data.gov.sg/developer-guide.md).

# DEVELOPER GUIDE

- [API overview](https://guide.data.gov.sg/developer-guide/api-overview.md)
- [How to request an API key](https://guide.data.gov.sg/developer-guide/api-overview/how-to-request-an-api-key.md): To access a higher limit for your API, simply apply for an API key by logging in to our dashboard.
- [How to use your API Key](https://guide.data.gov.sg/developer-guide/api-overview/how-to-use-your-api-key.md): To authenticate, include your API key in the request header as follows:
- [Deleting and Expiring API Keys](https://guide.data.gov.sg/developer-guide/api-overview/deleting-and-expiring-api-keys.md)
- [API Rate Limits](https://guide.data.gov.sg/developer-guide/api-overview/api-rate-limits.md)
- [Collection APIs](https://guide.data.gov.sg/developer-guide/collection-apis.md)
- [Dataset APIs](https://guide.data.gov.sg/developer-guide/dataset-apis.md)
- [List rows of dataset](https://guide.data.gov.sg/developer-guide/dataset-apis/list-rows-of-dataset.md)
- [Search and filter within dataset](https://guide.data.gov.sg/developer-guide/dataset-apis/search-and-filter-within-dataset.md)
- [Download dataset](https://guide.data.gov.sg/developer-guide/dataset-apis/download-dataset.md)
- [Get dataset metadata](https://guide.data.gov.sg/developer-guide/dataset-apis/get-dataset-metadata.md)
- [List all datasets](https://guide.data.gov.sg/developer-guide/dataset-apis/list-all-datasets.md)
- [Real Time APIs](https://guide.data.gov.sg/developer-guide/real-time-apis.md)