k0lmena: the free tool suite for QA
An automation framework, a test case manager and a team of AI agents. What each tool does, how to get started and how to combine them in your projects.
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Performance and stress testing: types, metrics and tools
Load, stress, spike and soak. How to know how much your system can take, which metrics to watch, how to find bottlenecks and which tools to use.
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Mobile device testing: a complete guide to testing mobile apps
Fragmentation, networks, interruptions and real users. Everything you need to test apps on phones and tablets: strategy, test types, tools and automation.
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Agentic QA: what it is, the trend and what's next for testing with AI agents
AI agents that plan, run and report tests. What they are, how they work, what they can do today, what their risks are and what changes for us as QAs.
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Shift-Left and Shift-Right Testing: a comprehensive quality strategy
What they are, how they differ and why more and more teams combine both strategies to test before and after deployment.
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Building frustration-free software: integrating UX and QA with heuristic evaluations
A product that works is not enough. How QA can use Nielsen's 10 heuristics to spot friction before users do.
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Postman as a tool for API testing
The same exercises from the Swagger tutorial, now with Postman: workspace, collections and the GET, POST, PUT and DELETE methods on the Petstore.
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Swagger: a great tool for testing APIs
What an API is, what it is for and how to use Swagger UI to explore and test endpoints (GET, POST, PUT, DELETE) without writing code.
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Test plan template: QARMY
A complete, editable test plan template, the same one I use to present to clients. Adaptable to projects of any size.
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Template for writing test cases (checklist)
The spreadsheet I use when there is no test management tool: simple, fast and good enough. With an explainer video.
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Why is a QA essential in a project?
What a QA really does, how it differs from a tester and why doing without QA ends up costing more.
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