TOOL SIGNAL / DISCONTINUED

Netling

hallatore

Load Testing Open Source Self-hosted

NOT YET REVIEWED · CATALOG DATA

Official site ↗ Source repo ↗
Pricing model
Free; MIT License.
First released
2013
Last verified
Answer

Netling is a C# web load tester that provides console and WPF clients plus a reusable core library. Its last meaningful release evidence is historical, so the catalog records it as discontinued.

What it is

Netling is a C# web load tester that provides console and WPF clients plus a reusable core library. Its last meaningful release evidence is historical, so the catalog records it as discontinued.

Best for

  • Load Testing scenarios across typical web and service stacks
  • Teams that prefer open-source licensing and self-hosting options
  • Groups comfortable scripting in C#

Not the best fit when

  • New greenfield programs (prefer an active successor or alternative)
  • Teams unwilling to operate generators, results storage, and scaling

Architecture and concurrency

Netling is commonly operated as self-hosted software with scenario authoring in C#. Concurrency and distribution depend on how you size workers or injectors.

Fact sheet

Specs

Scripting
C#
Protocols
HTTPHTTPS
Operating systems
Windows
Tags
.netcsharpwindowshistoric
Repo health
★ 1347 · last push 2022-12-05

CATALOG LAST VERIFIED · 2026-08-12 · CURATED BY NAVEENKUMAR NAMACHIVAYAM

Frequently asked

ANSWER-SHAPED
Who is Netling for?

Netling is best for engineers designing load, stress, and performance tests for web and service systems. It is open source, so teams can self-host and extend it. Vendor: hallatore. Deployment model: self-hosted. Free; MIT License. Confirm details against the official site and a short proof-of-concept in your environment.

How does Netling differ from Apache JMeter?

Compared with Apache JMeter, scripting centers on C# rather than Java, Groovy. Netling lists protocols HTTP, HTTPS; Apache JMeter lists HTTP, HTTPS, JDBC, JMS, FTP, TCP. Status is discontinued versus active. Use the Test Rig to compare full specs side by side before a proof-of-concept.

What scripting language and concurrency model does Netling use?

Netling uses C# for scripting or scenario definition. Runtime model: protocol-oriented virtual users configured through the product workflow. OS support: Windows. Protocols: HTTP, HTTPS. Match these to how your team already authors tests and which systems you must drive under load.

What is the cloud or enterprise path for Netling?

Netling is primarily self-hosted; teams typically run generators on their own machines, CI runners, or private cloud. Plan for generator capacity, network access to targets, and result storage yourself. As open source, commercial support or hosted siblings may exist separately. Check the official site. Pricing note: Free; MIT License.

What are known limitations of Netling?

Netling appears as discontinued in this directory. Prefer an actively maintained alternative for new work. Historical references remain so older docs and diagrams still resolve. Verify any remaining commercial support directly with the vendor before depending on it. Confirm details against the official site and a short proof-of-concept in your environment.