k6

Open source

Open-source load testing tool with JavaScript-based test scripting, maintained by Grafana Labs.

by Grafana LabsOfficial site ↗Source code ↗

Pricing: free, subscription, usage
Free tier: true
License: open-source
Open source: Yes

Editorial review

k6 has not yet been editorially reviewed. User reviews and published field data below are unaffected — we say so rather than implying an editorial verdict.

Facts & attributes

Every value carries its evidence state. “—” means unknown — never a silent default (P-02).

Identity · Taxonomy

Documentation(HTTPS URL): https://grafana.com/docs/k6/latest/Verified

Platform · Deployment

Delivery model(SaaS;self-hosted;desktop;mobile;embedded;managed-cloud;appliance): self-hosted, SaaSVerification pending

Pricing · Licensing

Free plan(true/false): trueVerification pending
License model(proprietary;open-source;source-available;dual-license): open-sourceVerification pending
Pricing model(free;subscription;usage;seat;asset;transaction;revenue-share;perpetual;custom): free, subscription, usageVerification pending
Source repository(HTTPS URL): https://github.com/grafana/k6Verified
SPDX license IDs(Apache-2.0;MIT): AGPL-3.0Verified
Starting price(29): 19Verified

Features · Product · Fit

Core capabilities(authoring;automation;analytics): Configurable load generation, Tests as code, Multiple protocol support (HTTP, WebSockets, gRPC, Browser), Embedded JavaScript engine, Flexible metrics storage and visualization, Native integration with Grafana cloudVerification pending

Api · Integrations · Ecosystem

API available(true/false): trueVerification pending
CLI(true/false): trueVerification pending

Security · Privacy · Compliance

Regulatory compliance(HIPAA;PCI DSS;FedRAMP;GDPR support): GDPRVerified
Security certifications(SOC 2 Type II;ISO 27001): AICPA SOC Type IIVerified

Support · Docs · Services

Support channels(email;ticket;chat;phone;community): community, emailVerified

Audience · Use · Case

Best for(Neutral editorial summary): Developer-centric load testing as code — run on CLI, CI, or Kubernetes, scaled to 1M concurrent virtual users in Grafana CloudVerification pending
Company-size fit(individual;SMB;mid-market;enterprise): individual, SMB, mid-market, enterpriseVerification pending
Primary use cases(build;monitor;automate): Load testing, Shift-left performance testing in CI/CD, Browser-level performance testing, Distributed cloud load testingVerification pending
Skill level(beginner;intermediate;advanced;specialist): intermediateVerification pending

Lifecycle · Versioning

Current version(1.12.3): v2.3.0Verified
Maintenance status(active;maintenance;deprecated;EOL;archived): activeVerification pending

Vendor · Maintainer

Vendor type(commercial;foundation;community;government;consortium;individual): commercialVerification pending

Also categorized in

Performance Testing Tools

User reviews

Review policy

No published reviews yet.