Best Service Virtualization Software in 2026
Updated
In short: Microcks is ranked #1 of 20 as of 4 October 2026, ahead of LocalStack and MockServer. The best-ranked option with a free plan is LocalStack. The lowest first paid tier on this page is LocalStack at $2.42/mo.
When application work depends on services that aren’t readily available for testing, service virtualization tools can simulate dependencies and behaviors. These 20 entries are ranked, with comparisons covering database and messaging virtualization, record and replay, and stateful simulation. Fault injection and deployment model offer further ways to assess how a tool may fit your workflow; free-plan and paid-from details can help you compare access. Microcks and LocalStack are the first entries, followed by BlazeMeter and MockServer. Consider which dependencies you need to represent and which listed simulation capabilities matter for your development or testing work.
20 service virtualization software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
#1 Microcks Top pick · 7.4 Free plan · Free
#2 LocalStack Runner-up · 7.3 Free plan · $2.42/mo
#3 MockServer Also great · 7.1 Free plan · Free
- Free plan apiextensionLinuxmacOSself-hostedWebWindows
- Free plan
- Yes
- Deployment model
- both
RecognisedDocumentedFree planPlatforms - Free planFree trial apiLinuxmacOSself-hostedWebWindows
- Free plan
- Yes
- Paid from
- 39 /mo
- Deployment model
- both
RecognisedDocumentedFree planPlatforms$2.42/mofirst paid tier About LocalStackVisit site - Free plan apiLinuxmacOSself-hostedWebWindows
- Free plan
- Yes
RecognisedDocumentedFree planPlatforms - Free plan self-hostedWeb
- Free plan
- Yes
- Deployment model
- self_hosted
- Stateful simulation
- Yes
- Fault injection
- Yes
- Database virtualization
- No
RecognisedDocumentedFree planPlatforms - Free planFree trial apiLinuxself-hostedWeb
- Free plan
- Yes
- Deployment model
- both
RecognisedDocumentedFree planPlatforms - Free planFree trial apiWeb
- Free plan
- No
RecognisedDocumentedFree planPlatforms - Free plan apiLinuxself-hosted
- Free plan
- Yes
- Deployment model
- self_hosted
- Stateful simulation
- Yes
- Fault injection
- Yes
RecognisedDocumentedFree planPlatforms - Free trial AndroidapiiOSLinuxmacOSself-hostedWindows
- Free plan
- Yes
- Deployment model
- both
RecognisedDocumentedFree planPlatforms - Free trial apiextensionLinuxself-hostedWeb
- Free plan
- Yes
- Paid from
- 99 /mo
RecognisedDocumentedFree planPlatforms$8.25/mofirst paid tier About BlazeMeterVisit site - Free plan LinuxWindows
- Free plan
- Yes
- Deployment model
- self_hosted
- Stateful simulation
- Yes
- Database virtualization
- Yes
RecognisedDocumentedFree planPlatforms - Free trial apiLinuxmacOSself-hostedWebWindows
- Free plan
- No
- Paid from
- 10 /mo
- Deployment model
- both
RecognisedDocumentedFree planPlatforms$10/mofirst paid tier About HoverflyVisit site - Free trial apiLinuxmacOSself-hostedWebWindows
- Free plan
- No
- Deployment model
- self_hosted
- Stateful simulation
- Yes
- Fault injection
- Yes
- Database virtualization
- Yes
RecognisedDocumentedFree planPlatforms - Free trial apiself-hostedWeb
- Deployment model
- self_hosted
- Stateful simulation
- Yes
- Fault injection
- Yes
- Database virtualization
- Yes
RecognisedDocumentedFree planPlatforms - LinuxWebWindows
- Free plan
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- No
RecognisedDocumentedFree planPlatforms - WindowsLinuxmacOS
- Free plan
- Yes
- Deployment model
- self_hosted
- Stateful simulation
- Yes
RecognisedDocumentedFree planPlatforms - WindowsmacOSLinux
- Free plan
- Yes
- Deployment model
- self_hosted
- Stateful simulation
- Yes
- Database virtualization
- Yes
RecognisedDocumentedFree planPlatforms - WebRecognisedDocumentedFree planPlatforms
- LinuxmacOS
- Deployment model
- self_hosted
- Database virtualization
- No
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- Yes
- Paid from
- 10 /mo
- Deployment model
- both
RecognisedDocumentedFree planPlatforms
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which service virtualization software is ranked first on Everything Xiaomi?
Microcks is ranked #1 of 20 with a score of 7.4. LocalStack is second and MockServer third.
How many of these have a free plan?
8 of the 20 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, LocalStack has the lowest first paid tier we found: $2.42/mo.
How is this list ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on. Paid placements never change a rank.