add VS Code IDE DuckDB related tools to SQL Clients section (#21)

README.md

@@ -45,8 +45,12 @@
 
 ## SQL Clients and IDE that Support DuckDB
 
+- [DuckDB SQL Tools](https://marketplace.visualstudio.com/items?itemName=RandomFractalsInc.duckdb-sql-tools) - Free DuckDB SQL Tools for VS Code IDE.
+- [DuckDB Pro Tools](https://github.com/RandomFractals/pro-data-tools/blob/main/duckdb-tools.md#duckdb-pro-tools) - Premium DuckDB Tools for VS Code IDE with advanced DuckDB connection features and extended database schema views.
 - [Harlequin](https://harlequin.sh) - The DuckDB IDE for your terminal. ([GitHub](https://github.com/tconbeer/harlequin)).
 - [qStudio](https://www.timestored.com/qstudio/) - A free SQL tool specialized for data analysts. It runs on every operating system and allows easy browsing of tables and charting of results.
+- [PRQL Pro Tools](https://github.com/RandomFractals/pro-data-tools/tree/main#prql-pro-tools) - Premium PRQL Tools for VS Code IDE with PRQL Run Query Code Lens and DuckDB SQL Tools support.
+- [Markdown SQL Pro Tools](https://github.com/RandomFractals/pro-data-tools/tree/main#markdown-sql-pro-tools) - Premium Markdown SQL Tools for VS Code IDE with SQL Code Lenses and DuckDB SQL Tools integration.
 
 ## Projects Powered by DuckDB
 
@@ -55,7 +59,7 @@
 
 ## Integrations
 
-- [dbt-duckdb](https://github.com/jwills/dbt-duckdb) - DuckDB dbt adapter. 
+- [dbt-duckdb](https://github.com/jwills/dbt-duckdb) - DuckDB dbt adapter.
 - [data load tool - DuckDB destination](https://dlthub.com/docs/dlt-ecosystem/destinations/duckdb) - Extract and load data from APIs to DuckDB using dlt.
 - [target-duckdb](https://hub.meltano.com/loaders/target-duckdb/) - Load data to DuckDB based on Singer spec.
 - [Airbyte DuckDB destination](https://docs.airbyte.com/integrations/destinations/duckdb/) - Load data to DuckDB with Airbyte.