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dataframe/docs/StardustDocs/topics/dataSources/Data-Sources.md

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+# Data Sources
+
+<web-summary>
+Discover all the data formats Kotlin DataFrame can work with — including JSON, CSV, Excel, SQL databases, and more.
+</web-summary>
+
+<card-summary>
+Explore supported data sources in Kotlin DataFrame and how to integrate them into your data processing workflow.
+</card-summary>
+
+<link-summary>
+Explore supported data sources in Kotlin DataFrame and how to integrate them into your data processing workflow.
+</link-summary>
+
+One of the key aspects of working with data is being able to read from and write to various data sources.  
+Kotlin DataFrame provides seamless support for a wide range of formats to integrate into your data workflows.  
+Below you'll find a list of supported sources along with instructions on how to read and write data using them.
+
+- [JSON](JSON.md)
+    - [OpenAPI](OpenAPI.md) 
+- [CSV / TSV](CSV-TSV.md)
+- [Excel](Excel.md)
+- [Apache Arrow](ApacheArrow.md)
+- [Parquet](Parquet.md)
+- [SQL](SQL.md):
+    - [PostgreSQL](PostgreSQL.md)
+    - [MySQL](MySQL.md)
+    - [Microsoft SQL Server](Microsoft-SQL-Server.md)
+    - [SQLite](SQLite.md)
+    - [H2](H2.md)
+    - [MariaDB](MariaDB.md)
+    - [DuckDB](DuckDB.md)
+    - [Custom SQL Source](Custom-SQL-Source.md)
+- [Custom integrations with unsupported data sources](Integrations.md)
+