Silk Performer · /// Alternative

Silk Performer is heritage. LoadGen is the modern stack.

Q: Does LoadGen replace Silk Performer, or run alongside it?

Most teams modernise one workload at a time. Citrix and AVD scenarios typically move to LoadGen first, where wizard authoring is faster than Silk capture. Niche protocols in the Silk library can remain on Silk Performer until the next renewal cycle.

Q: Can LoadGen import Silk Performer scripts?

No. The LoadGen authoring model is wizard + visual flow editor, not Silk script ingestion. For overlapping workloads (HTTP, REST, OpenAPI), re-authoring in the flow editor is typically faster than the original Silk capture.

Q: How does LoadGen compare on enterprise-scale load?

The published Load Testing licence tier covers 50–25,000 vUsers, and LoadGen has tested 25,000+ users in customer engagements. LoadGen scales with available test infrastructure and agent capacity. Terms run from 1 week to 5 years.

Q: What does it cost compared to Silk Performer?

Silk Performer is licensed as part of the OpenText suite. Pricing depends on bundle. LoadGen publishes €1,099 per week for Load Testing at the 50-vUser tier and €899 per Agent per month for End-to-End Monitoring.

Q: Does LoadGen integrate with OpenText ALM?

LoadGen ships its own Analytics + AI and reporting surface. Integration with external ALM tooling is possible via the 1,000+ REST endpoints. We walk through the integration on a call.

Q: Can LoadGen run in CI/CD pipelines like Silk Performer?

Yes via the published REST API: pipeline stages can trigger test runs and gate the deploy on per-step latency / error / generic p95 thresholds. Analytics + AI flags regressions per release.

Silk Performer (now OpenText) has long supported Citrix performance testing workflows, including published applications and Citrix Web Interface scenarios. LoadGen approaches the problem from a more operationally focused perspective: a wizard-driven, browser-native cockpit with Citrix and AVD scenario wizards, monitoring, DEM, and a visual API editor. Transparent pricing.

See LoadGen on your stack Read the full comparison

Wizard-driven, not script-basedCitrix + AVD scenario wizardsModern, browser-native cockpit

Comparisons › Capability

Mode: BasicOnline

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Capability matrix · LoadGen vs Silk Performer

Decades-old enterprise QA heritage · script-based · legacy cockpit · OpenText suite.

Rows

7

capabilities

LoadGen-only

2

they don’t cover

Pricing

matched

compare openly

Approach

fair

strengths first

Side-by-side capability tableLEGACY HERITAGE

Capability	Silk Performer	LoadGen
Load Testing	Legacy heritage	Modern UI · Citrix + AVD scenario wizards
Citrix scenario depth	Published apps · Web Interface	7-step Citrix wizard (Basic ICA + Enhanced HDX)
AVD scenario depth	Generic	7-step AVD wizard
Monitoring		Same scenario engine, monitoring mode
SessionSight DEM		Heatmaps · replay · journeys
Visual API editor	Script-based	21 executable nodes · OpenAPI import
Pricing transparency	Suite licensing	From €1,099 / week (50 vUsers) published

Active row · Load Testing

Silk Performer

Legacy heritage

LoadGen

Modern UI · Citrix + AVD scenario wizards

Key finding

LoadGen adds Citrix and AVD scenario wizards plus monitoring, DEM, and API in one platform. On transparent published pricing.

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Side-by-side capability matrix. Autoplay highlights every row.

The Fair Version

Silk Performer earned its install base.

No straw-man comparisons. Silk Performer has decades of enterprise QA heritage. These are the strengths a fair-minded buyer should know.

Long-standing Citrix testing heritage

Silk Performer has supported Citrix performance testing workflows for years, with mature recording and playback for published applications and Citrix Web Interface launches.

OpenText suite integration

For organisations standardised on OpenText, Silk Performer integrates with the broader test-automation and ALM tooling.

Vendor-backed enterprise support

OpenText offers formal enterprise-support agreements. Important for regulated-industry procurement that favours incumbent vendors.

Why teams move to LoadGen

Three places Silk Performer doesn’t reach.

Silk Performer was designed in an earlier era of enterprise QA. Teams modernising hit the same three friction points: legacy UI, no monitoring mode, and the gap where modern EUC platforms (Citrix and AVD) need scenario wizards rather than capture proxies.

Modern, wizard-driven authoring

A 7-step Citrix wizard and 7-step AVD wizard capture EUC scenarios in minutes. No Silk Performer script to maintain, no legacy capture proxy. Same scenario engine across targets.

Same engine, monitoring mode

The scenario that runs as a Silk Performer load test cannot fire as a continuous synthetic check. In LoadGen, the same .lgs scenario runs as both load test and synthetic user on a configurable schedule.

SessionSight DEM + API testing in one

Silk Performer ships no DEM and a legacy script-based API model. LoadGen adds heatmaps + replay + journeys, plus a visual flow editor with 21 executable API flow nodes. Same platform.

Modern cockpit

Browser-native. Not a thick controller client.

Silk Performer ships a thick-client controller and a separate result-viewer. LoadGen runs entirely in the browser. KPIs, sessions table, time-range scrub, multi-test overlay all live.

Per-step latency, generic p95, and error hotspots visible during the run.
Up to 5 runs overlaid on one chart.
Same cockpit becomes the live monitoring view after cutover.
No thick-client install, no remote-desktop hop into the controller.

Monitoring › Dashboard

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Monitoring Dashboard

Real-time End-to-End Monitoring cockpit

Sessions

142

Success Rate

98.7%

Errors

2

Measurements

3,847

Data Freshness

2m ago

Trends

MeanP95Success %

LoadGen Agents

Online 2

Disabled 1

Agent-01

Online

Agent-02

Online

localhost

Offline

Sessions

Started	Completed	Status	Profile	Measurements	Errors
Apr 13 11:44	Apr 13 11:48	Passed	LoadGen Demo Monitoring	24	0
Apr 13 11:38	Apr 13 11:44	Passed	LoadGen Demo Monitoring	22	0
Apr 13 11:34	Apr 13 11:38	Failed	LoadGen Demo Monitoring	18	2
Apr 13 11:28	Apr 13 11:34	Passed	LoadGen Demo Monitoring	21	0
Apr 13 11:24	Apr 13 11:28	Passed	LoadGen Demo Monitoring	23	0

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Live cockpit. Load and monitoring modes share one UI.

No-code API flows

A visual flow editor. Not a Silk script.

21 executable nodes across a 28-node palette, OpenAPI / Swagger import, drag-drop authoring. End-to-end API validation lives inside the same platform as your load tests. No separate Silk script project.

21 executable nodes spanning flow control, request, data, control, assertion, and Scriban-based built-in transformation.
OpenAPI / Swagger import scaffolds operations automatically.
Drag-drop authoring. Replayable as load AND as continuous synthetic checks.
Same Analytics + AI; alerts route to Email / Webhook / SMS / WhatsApp.

API Testing › Flows › Edit

Mode: BasicOnline

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User Auth Flow

9 nodes · Last run: 2m ago · Passed

Nodes

Start

Request

Auth

Assert

Transform

Control

End

All Categories

Flow (2)

Request (3)

Auth (3)

Assert (4)

Control (8)

Data (4)

Transform (2)

Subflow (1)

28 total

85%

Fit

Align

Valid

Rev 3

Undo

Redo

Start

Flow entry point

Auth

Bearer Auth

Request

GET /api/users

200 · 142 ms

Assert

Status = 200

HTTP status check

Transform

Extract user.id

$.data[0].id → uid

Control

If user.active

uid != null

Request

POST /api/session

Awaiting…

Assert

Latency < 500ms

P95 threshold

End

Flow complete

6/9 passed1.2 s

Paused at node 7

Transform

Extract user.id

$.data[0].id → uid

Properties

expression

$.data[0].id

output

uid

format

JSONPath

fallback

null

Execution

StatusPassed

Connections1 out / 1 in

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Visual flow editor. 21 executable nodes, OpenAPI import.

Proof

Where LoadGen has receipts.

1.45M+

Tests run

across the customer base

8

Products, one platform

testing + monitoring + analytics + service levels

50 → 25,000+

vUsers · license tiers

starts at 50, scales up to 25,000+

From €1,099

Per week · transparent

starts at 50 vUsers

How teams move

Three patterns for replacing Silk Performer.

Modernise Citrix / AVD scenarios first

Keep Silk Performer on niche protocols still in use; move Citrix and AVD scenarios to LoadGen, where the wizards capture them through the same scenario engine.

See use case

Consolidate at OpenText renewal

At the next OpenText renewal cycle, evaluate replacing Silk Performer + separate monitoring + separate DEM with LoadGen.

See use case

Block releases on regression

Wire LoadGen into the deploy pipeline via the published REST API. Block deploys on generic p95 drift, error-rate regression, or API-flow assertion failure.

See use case

See LoadGen alongside Silk Performer on your stack.

We’ll author a Citrix or AVD scenario in the wizard on a call, fire it from a managed agent, and walk you through the live cockpit. No thick client, no Silk script project.

See LoadGen vs Silk Performer View pricing

Questions

Frequently asked.

Does LoadGen replace Silk Performer, or run alongside it?

Most teams modernise one workload at a time. Citrix and AVD scenarios typically move to LoadGen first, where wizard authoring is faster than Silk capture. Niche protocols in the Silk library can remain on Silk Performer until the next renewal cycle.

Can LoadGen import Silk Performer scripts?

No. The LoadGen authoring model is wizard + visual flow editor, not Silk script ingestion. For overlapping workloads (HTTP, REST, OpenAPI), re-authoring in the flow editor is typically faster than the original Silk capture.

How does LoadGen compare on enterprise-scale load?

The published Load Testing licence tier covers 50–25,000 vUsers, and LoadGen has tested 25,000+ users in customer engagements. LoadGen scales with available test infrastructure and agent capacity. Terms run from 1 week to 5 years.

What does it cost compared to Silk Performer?

Silk Performer is licensed as part of the OpenText suite. Pricing depends on bundle. LoadGen publishes €1,099 per week for Load Testing at the 50-vUser tier and €899 per Agent per month for End-to-End Monitoring.

Does LoadGen integrate with OpenText ALM?

LoadGen ships its own Analytics + AI and reporting surface. Integration with external ALM tooling is possible via the 1,000+ REST endpoints. We walk through the integration on a call.

Can LoadGen run in CI/CD pipelines like Silk Performer?

Yes via the published REST API: pipeline stages can trigger test runs and gate the deploy on per-step latency / error / generic p95 thresholds. Analytics + AI flags regressions per release.