TOOL SIGNAL / ACTIVE

Yandex.Tank

Yandex

Load Testing Open Source Self-hosted
Official site ↗ Source repo ↗
Pricing model
Free; open-source license (see repository).
First released
2012
Latest release
1.15.12
Last verified
Answer

Yandex.Tank is an extensible open source load testing tool designed for advanced Linux users, primarily used for performance benchmarking as part of automated load testing suites.

About

Yandex.Tank is an extensible open source load testing tool designed for advanced Linux users, primarily used for performance benchmarking as part of automated load testing suites.

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 Python, PHP, Go

Not the best fit when

  • Teams unwilling to operate generators, results storage, and scaling

Architecture and concurrency

Yandex.Tank is commonly operated as self-hosted software with scenario authoring in Python, PHP, Go. Concurrency and distribution depend on how you size workers or injectors.

Compare and alternatives

Yandex.Tank alternatives 12 alternatives compared

Features

  • Support for multiple load generators (Phantom, JMeter, BFG, Pandora)
  • Performance analytics backend integration (Yandex.Overload)
  • Support for various ammo formats (e.g., plain URL list, access.log)
  • Test autostop functionality based on performance conditions
  • Customizable and extendable monitoring over SSH
  • Extensible plugin architecture for artifacts, monitoring, and result processing

Latest release

1.15.12

Historical major release notes are maintained in the repository wiki, noting shifts in Python support and plugin compatibility. No specific latest release date or recent notes provided for the current documentation version.

Pricing

Open source (GNU LGPLv3 license)

Specs

Scripting
PythonPHPGo
Protocols
HTTPHTTPS
Operating systems
Linux
Tags
pythonautomationclilinux
Repo health
★ 2596 · last push 2026-08-29

Sources

SHOW SOURCES

LAST VERIFIED · 2026-08-15 · GROUNDED VIA EXA · CURATED BY NAVEENKUMAR NAMACHIVAYAM

Frequently asked

ANSWER-SHAPED
Who is Yandex.Tank for?

Yandex.Tank 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: Yandex. Deployment model: self-hosted. Free; open-source license (see repository). Confirm details against the official site and a short proof-of-concept in your environment.

How does Yandex.Tank differ from Apache JMeter?

Compared with Apache JMeter, scripting centers on Python, PHP, Go rather than Java, Groovy. Yandex.Tank lists protocols HTTP, HTTPS; Apache JMeter lists HTTP, HTTPS, JDBC, JMS, FTP, TCP. 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 Yandex.Tank use?

Yandex.Tank uses Python, PHP, Go for scripting or scenario definition. Runtime model: code-first scenarios where virtual users execute scripted behavior under load. OS support: Linux. 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 Yandex.Tank?

Yandex.Tank 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; open-source license (see repository).

What are known limitations of Yandex.Tank?

Yandex.Tank limitations to weigh: self-hosted tools require you to provision, scale, and observe load generators yourself. Status: active. Always validate against your target protocols and scale with a proof-of-concept. Confirm details against the official site and a short proof-of-concept in your environment.