LINQ Visualizer

LINQ Visualizer

Visualize LINQ method chains step by step — paste a query, pick a dataset, and see each operator's output in an interactive pipeline. Supports Where, Select, OrderBy, GroupBy, Take, Skip, Count, Sum, Average, and more. All simulated client-side with no server round-trips.

DatasetCustomersProductsOrders
Customers schema (10 items)
Idint
FirstNamestring
LastNamestring
Ageint
Citystring
IsActivebool
OrderCountint
Balancedecimal
Supports: Where, Select, SelectMany, OrderBy, OrderByDescending, ThenBy, ThenByDescending, Take, TakeLast, TakeWhile, Skip, SkipLast, SkipWhile, Distinct, DistinctBy, GroupBy, Reverse, Concat, Union, Intersect, Except, Zip, Aggregate, Count, Any, All, First, FirstOrDefault, Last, LastOrDefault, Single, SingleOrDefault, Sum, Average, Min, Max, ElementAt, Contains, ToList, ToArray.

All datasets (customers, products, orders) are available inside any lambda for cross-dataset subqueries. Click any pipeline node to inspect its items.
Customers10 items
IEnumerable<customer>
▼
.Where 7 items
x => x.IsActive
10 7
customer1.2ms
▼
.OrderBy 7 items
x => x.LastName
7 7
IOrderedEnumerable<customer><1ms
▼
.Select 7 items
x => x.FirstName + " " + x.LastName
7 7
T<1ms

LINQ Visualizer

Visualize LINQ method chains step by step — paste a query, pick a dataset, and see each operator's output in an interactive pipeline. Supports Where, Select, OrderBy, GroupBy, Take, Skip, Count, Sum, Average, and more. All simulated client-side with no server round-trips.

Common uses

  • Visualize a Where + OrderBy + Select chain
  • See how GroupBy partitions a collection
  • Trace Count or Sum through a filtered sequence
  • Explore Take and Skip with an ordered list

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Frequently asked questions

How can I see what each LINQ operator does?

Paste a LINQ method chain, pick a dataset, and the tool shows each operator's output in an interactive pipeline.

Which LINQ operators are supported?

Where, Select, OrderBy, GroupBy, Take, Skip, Count, Sum, Average and more are supported.

Does it run real C#?

No. Queries are simulated client-side in your browser with no server round-trips, so it visualizes the operators rather than compiling C#.

Is this a LINQPad alternative?

It is a lightweight way to experiment with LINQ-to-objects style queries and see intermediate results, without installing anything.

Is my data uploaded to a server?

No. This tool runs entirely in your browser — your input is processed locally on your device and is never uploaded or stored on a server.