Author: Sancharini Panda
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Verification vs Validation in API-first Software Development
It’s easy to create APIs very quickly. However, creating APIs that are reliable when used in challenging distributed systems is much harder. Many development teams are moving quickly to ship features to the market, which has led to the verification vs validation distinction becoming the middle ground between a successful launch and an incident that…
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Model Based Testing: Benefits, Use Cases & Best Practices
Model-based testing (MBT) uses visual or mathematical representations of expected system behavior to automatically generate test cases – rather than writing scripts manually. Update the model when requirements change; the tests regenerate automatically. It’s most valuable for systems with complex state transitions and frequently evolving requirements. The limitation: if requirements aren’t stable yet or the…
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Top 10 Open Source Automation Tools for Modern Software Testing
The right open source automation tool depends on which testing layer you’re strengthening, and no single tool covers all of them well. For API and backend testing specifically, Keploy generates tests automatically from real traffic without manual scripting. This guide breaks down all 10 tools by testing layer, so you can pick the right one…
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A Complete Guide to CI Testing: Benefits, Tools & Workflow
CI testing is the automatic running of tests every time code is committed to a shared repository, so integration issues and regressions surface immediately instead of piling up. Teams keep the mainline releasable by wiring fast, reliable suites into every build. Keploy suits this well, producing API tests from real traffic and slotting straight into…
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Types of Regression Testing in Software Testing Explained (Updated)
Regression testing covers eight distinct approaches, each suited to different scenarios – corrective for minor changes, selective for targeted impact, progressive when new features alter existing flows, complete after major architectural changes, and automated for continuous CI/CD validation. The right choice depends on change scope, release timeline, and risk tolerance. Even small software changes can…
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5 Best Load Testing Tools (Open Source) for DevOps in 2026
Choosing the right load testing tool is essential for ensuring your application performs reliably under heavy traffic. Whether you’re testing REST APIs, microservices, or full-stack applications, the right tool can uncover bottlenecks before they impact users. In this guide, we’ll compare the five best open source load testing tools — Keploy, Apache JMeter, Gatling, The…
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What is a Test Script in Software Testing?
A test script is a detailed set of step-by-step instructions that guides testers or automation tools through executing a specific scenario. Unlike a test case, a test script defines how to run it. Weak scripts are the root cause of flaky tests and missed defects. Keploy removes the scripting burden entirely by generating them automatically…
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How to Use Coverlet Coverage for Improved Code Quality in Testing?
Have you ever considered how well-tested your .NET code simply is? Many teams feel their test suite is complete until a bug makes its way into production. The hard part is not just writing tests, but determining if tests cover critical paths. When using standard coverage tools, coverage can seem convoluted and unrelated to how…
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How to Build an Automation Framework for API First Testing
As modern applications grow more complex and API-driven, maintaining test stability becomes increasingly challenging. Many QA teams struggle to manage scattered test scripts and inconsistent environments, leading to inefficiency and missed defects. The real solution lies in adopting a structured automation framework that brings order, scalability, and speed to the testing process. In an API-first…
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What Is Test Completion in Software Testing?
Test completion is the formal point at which testing objectives for a defined scope- release, sprint, or feature – have been met against pre-agreed exit criteria. It’s a decision based on artifacts, not opinions: test execution rate, defect thresholds, coverage metrics, and a sign-off report. Critically, completion criteria differ by test level – what “done”…