UProc for Sheets - Boost your sales, marketing and IT tasks from Google Sheets
LINQPad - A scratchpad for C#, F# and VB code including Linq queries.
Sheetlist - Discover free Google Sheets for marketing, finance and more
LINQ Insight - Execute LINQ Queries directly from Visual Studio without building the application. Verify your LINQ queries in a single click and view data with LINQ Insight!
Mattermark in Salesforce AppExchange - Automatically enrich leads in Salesforce with Mattermark
Linqer - Linqer is a SQL to LINQ converter tool.