# Silk Performer

> Silk Performer is a commercial, self-hosted enterprise performance suite from OpenText, scripted in C, JavaScript.

- Canonical: https://perf.jmeter.ai/tools/silk-performer/
- Official: https://www.opentext.com/products/enterprise-performance-engineering

- Vendor: OpenText
- Category: Enterprise Suite
- License: Commercial — Commercial license; request a quote.
- Deployment: Self-hosted
- Status: Active
- Scripting: C, JavaScript
- Protocols: HTTP, HTTPS, WebSocket, SAP, Citrix
- OS support: Windows
- First released: 1996
- Latest release: 21.0 (date not recorded)
- Last verified: 2026-08-11

## What it is
Silk Performer supports visual scripting, protocol-based virtual users, distributed execution, and analysis. It is part of OpenText’s software quality portfolio.

## Choose it when
- Enterprise programs that need suite-level analysis and governance
- Organizations budgeting for commercial licenses or subscriptions
- Groups comfortable scripting in C, JavaScript

## Look elsewhere when
- Teams unwilling to operate generators, results storage, and scaling
- Projects that require a fully free open-source stack only

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

## Pricing
Silk Performer offers an evaluation version with full functionality for 45 days (limited to 10 virtual users). Licensing for full production load tests is based on virtual users, with both on-premise and online licensing models available. Starting and modeling scripts in the Workbench does not require a license.

## Compare
- [Silk Performer alternatives](https://perf.jmeter.ai/alternatives/silk-performer/)

## FAQ
### Who is Silk Performer for?
Silk Performer is best for enterprise performance engineering teams with protocol breadth, governance, and analysis needs. It is commercial software, typically licensed for larger or governed programs. Vendor: OpenText. Deployment model: self-hosted. Commercial license; request a quote. Confirm details against the official site and a short proof-of-concept in your environment.

### How does Silk Performer differ from LoadRunner Professional?
Compared with LoadRunner Professional, scripting centers on C, JavaScript rather than C, JavaScript, C#. Silk Performer lists protocols HTTP, HTTPS, WebSocket, SAP, Citrix; LoadRunner Professional lists HTTP, HTTPS, WebSocket, SAP, Citrix, Oracle. Status is active 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 Silk Performer use?
Silk Performer uses C, JavaScript for scripting or scenario definition. Runtime model: code-first scenarios where virtual users execute scripted behavior under load. OS support: Windows. Protocols: HTTP, HTTPS, WebSocket, SAP, Citrix. 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 Silk Performer?
Silk Performer is positioned as an enterprise suite for on-premises or controlled environments; cloud options depend on the vendor product line and adjacent SaaS offerings in the same family. Pricing model: Commercial license; request a quote. Confirm details against the official site and a short proof-of-concept in your environment.

### What are known limitations of Silk Performer?
Silk Performer limitations to weigh: self-hosted tools require you to provision, scale, and observe load generators yourself; commercial licensing and quotes can gate large-scale or enterprise use. Status: active. Always validate against your target protocols and scale with a proof-of-concept.

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Curated by NaveenKumar Namachivayam (QAInsights) · methodology: https://perf.jmeter.ai/about/#methodology · corrections: https://github.com/QAInsights/Performance-Testing-Tools/issues/new?title=Tool%20submission%3A%20&body=Tool%20name%3A%20%0AOfficial%20URL%3A%20%0AWhat%20should%20be%20added%20or%20corrected%3F%20%0A