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In today&#8217;s software world, testing is an inevitable part of the process, but if you&#8217;re new to it, it can be hard to know where to begin. The following guide will provide you with a basic understanding of some of the most frequently used terms and how they can be applied to your work. It will also have some tips that will help you improve your software testing efforts.



<div id="toc_container" class="no_bullets">Table Of Contents<ul class="toc_list"><li><a href="#_A_8211_Application_Under_Test_AUT">1 🤖 A &#8211; Application Under Test (AUT)</a></li><li><a href="#_B_Bugs">2 👾 B – Bugs</a></li><li><a href="#_C_8211_Change_Requests">3 🙏 C &#8211; Change Requests</a></li><li><a href="#_D_Data">4 🎲 D – Data</a></li><li><a href="#nbsp_E_8211_Exploration">5 &nbsp;🎮 E &#8211; Exploration</a></li><li><a href="#_F_8211_Fault_Failures">6 🔴 F &#8211; Fault / Failures</a></li><li><a href="#_G_8211_Great_Resources">7 📢 G &#8211; Great Resources</a></li><li><a href="#_H_8211_Heuristics">8 ⁉️ H &#8211; Heuristics</a></li><li><a href="#_I_8211_Ideas">9 💡 I &#8211; Ideas</a></li><li><a href="#_J_8211_Judgement">10 🪛 J &#8211; Judgement</a></li><li><a href="#_K_8211_Knowledge">11 🧬 K &#8211; Knowledge</a></li><li><a href="#_L_8211_Lateral_Thinking">12 🎃 L &#8211; Lateral Thinking</a></li><li><a href="#_M_8211_Mental_Models">13 💭 M &#8211; Mental Models</a></li><li><a href="#nbsp_N_8211_Note_Taking">14 &nbsp;🧾 N &#8211; Note Taking</a></li><li><a href="#_O_8211_Oracles">15 🏮 O &#8211; Oracles</a></li><li><a href="#_P_8211_Priority">16 ☝️ P &#8211; Priority</a></li><li><a href="#_Q_8211_Questioning">17 ❓ Q &#8211; Questioning</a></li><li><a href="#_R_8211_Requirements">18 📒 R &#8211; Requirements</a></li><li><a href="#_S_8211_Strategy">19 ⚙️ S &#8211; Strategy</a></li><li><a href="#_T_8211_Tools">20 🔧 T &#8211; Tools</a></li><li><a href="#_U_8211_Users">21 🧑‍🤝‍🧑 U &#8211; Users</a></li><li><a href="#_V_8211_Visualization">22 🔦 V &#8211; Visualization</a></li><li><a href="#_W_8211_World">23 🌍 W &#8211; World</a></li><li><a href="#_X_8211_Xtreme_Cases">24 ❄️ X &#8211; Xtreme Cases</a></li><li><a href="#_Y_8211_Yourself">25 😄 Y &#8211; Yourself</a></li><li><a href="#_Z_8211_Zen">26 🙌 Z &#8211; Zen</a></li></ul></div>
<h2 class="wp-block-heading" id="h-a-application-under-test-aut">🤖 A &#8211; Application Under Test (AUT)</h2>



<ul class="wp-block-list"><li>An application or software system that you are testing is referred to by this term.</li><li>Some common application types:<ul><li>Console</li><li>Web</li><li>Desktop</li><li>API, etc.</li></ul></li><li>Hardware testers often use the term DUT, which stands for Device Under Test.</li></ul>



<h2 class="wp-block-heading" id="h-b-bugs">👾 B – Bugs</h2>



<ul class="wp-block-list"><li>A bug is anything about a product that threatens the value of a product. – James Bach.</li><li>Other related terms<ul><li>Error: Something wrong with the product</li><li>Critical Condition:&nbsp; Data value or environment condition or step to reveal the problem</li><li>Defect: Bug with Legal Implications &#8211; Used in lawsuits</li><li>Symptom: Behavior that suggests an underlying problem </li></ul></li><li>Reference: <a href="https://leanpub.com/bugadvocacy" target="_blank" rel="noreferrer noopener nofollow">Bug Advocacy by Rahul Parwal</a></li></ul>



<h2 class="wp-block-heading" id="h-c-change-requests">🙏 C &#8211; Change Requests</h2>



<ul class="wp-block-list"><li>A change request is something that is not a bug or threat to value.</li><li>Nevertheless, it is a request that the developer strives higher or maximizes what has already been worked on.</li><li>Tip: Phrase a request like a request.</li></ul>



<h2 class="wp-block-heading" id="h-d-data">🎲 D – Data</h2>



<ul class="wp-block-list"><li>Think about Data Coverage rather than Test Cases</li><li>Learn to Visualize and use the power of data!</li><li>Testing is as good as the data that you are using.</li></ul>



<h2 class="wp-block-heading" id="h-e-exploration">&nbsp;🎮 E &#8211; Exploration</h2>



<ul class="wp-block-list"><li>Exploring = Discovering unknown information to find out about any possible risks.</li><li>Exploratory Testing = Simultaneous Test Design + Execution + Learning&nbsp;&nbsp;</li><li>Dr. Cem Kaner defines exploratory software testing as a style of software testing that optimizes the value of testing work by treating test-related learning, test design, test execution, and test result interpretation as mutually supportive activities that run in parallel throughout the project.</li></ul>



<h2 class="wp-block-heading" id="h-f-fault-failures">🔴 F &#8211; Fault / Failures</h2>



<ul class="wp-block-list"><li>A fault is a mistake in the code</li><li>Failure is misbehavior caused by the fault</li><li>Ex: 404 error due to wrongly configured app.</li></ul>



<h2 class="wp-block-heading" id="h-g-great-resources">📢 G &#8211; Great Resources</h2>



<ul class="wp-block-list"><li>If you are a self-learner, there are lots of great (free) resources available to you.</li><li>Some of the most popular compilations are listed below:<ul><li><a href="https://www.huibschoots.nl/wordpress/?page_id=441" target="_blank" rel="noreferrer noopener nofollow">Great Resources – Exploring Software Testing</a></li><li><a href="https://testautomationu.applitools.com/" target="_blank" rel="noreferrer noopener nofollow">Test Automation University</a></li><li><a href="https://docs.ast-bbst.org/" target="_blank" rel="noreferrer noopener nofollow">AST Testing Docs</a></li><li><a href="https://testsigma.com/blog/" target="_blank" rel="noreferrer noopener">https://testsigma.com/blog/</a> </li></ul></li></ul>



<h2 class="wp-block-heading" id="h-h-heuristics">⁉️ H &#8211; Heuristics</h2>



<ul class="wp-block-list"><li>A heuristic is a fallible way to solve a problem &#8211; James Bach &amp; Dr. Cem Kaner</li><li>Ex:&nbsp;<ul><li>Knife: To cut things</li><li>Map: To find places &amp; directions</li><li>Rule of thumb</li></ul></li><li>Reference: <a href="https://www.youtube.com/watch?v=CaxdheQfE8s&amp;feature=youtu.be" target="_blank" rel="noreferrer noopener nofollow">Understanding Heuristics in Testing</a></li></ul>



<h2 class="wp-block-heading" id="h-i-ideas">💡 I &#8211; Ideas</h2>



<ul class="wp-block-list"><li>Testing is all about test ideas</li><li>Heuristics help to think of test ideas.</li><li>Common Sources of Ideas<ul><li>Product</li><li>Business Requirements</li><li>Team</li><li>External Factors</li><li>Project</li><li>Stakeholders</li></ul></li><li>Reference: <a href="https://xmind.app/m/SXm4EU/" target="_blank" rel="noreferrer noopener nofollow">37 Sources of Test Ideas</a></li></ul>



<h2 class="wp-block-heading" id="h-j-judgement">🪛 J &#8211; Judgement</h2>



<ul class="wp-block-list"><li>Testing is a sampling activity.</li><li>It is common for testers to sample a small number of tests from an infinite space of possible tests.</li><li>Your judgement will help you to identify:<ul> <li>What to test?</li><li>Why test?</li><li>Risk areas!</li></ul></li><li>A good judgement comes from experience and time.</li></ul>



<h2 class="wp-block-heading" id="h-k-knowledge">🧬 K &#8211; Knowledge</h2>



<ul class="wp-block-list"><li>Knowledge is stored in two forms:<ul><li>Tacit Knowledge: Which includes:<ul><li>Experience</li><li>Thinking</li><li>Competence</li></ul></li><li>Explicit Knowledge: Which includes:<ul><li>Data, Information</li><li>Documents</li><li>Records</li><li>Files</li></ul></li></ul></li><li>Reference: <a href="https://www.amazon.com/Tacit-Explicit-Knowledge-Harry-Collins/dp/022600421X" target="_blank" rel="noreferrer noopener nofollow">Tacit and Explicit Knowledge: Collins, Harry</a></li></ul>



<h2 class="wp-block-heading" id="h-l-lateral-thinking">🎃 L &#8211; Lateral Thinking</h2>



<ul class="wp-block-list"><li>Testers are often recognized as out of the box thinkers. Example:<ul> <li>What can go wrong?</li><li>What is certain to go wrong?</li><li>What if someone tries something extreme?</li></ul></li><li>With lateral thinking, a problem can be viewed from a creative perspective.</li><li>Additionally, it facilitates creative problem-solving.</li></ul>



<h2 class="wp-block-heading" id="h-m-mental-models"> 💭 M &#8211; Mental Models</h2>



<ul class="wp-block-list"><li>This is a mental picture of how something works.</li><li>Ex:<ul><li>Flow Charts</li><li>Architectural Diagrams</li><li>Maps, etc.</li></ul></li><li>It is common for professional testers to use mental models consciously.</li><li>Reference: <a href="https://youtu.be/vFsM-slJoeY" target="_blank" rel="noreferrer noopener nofollow">Heuristics &amp; Why you should care about them?</a></li></ul>



<h2 class="wp-block-heading" id="h-n-note-taking">&nbsp;🧾 N &#8211; Note Taking</h2>



<ul class="wp-block-list"><li>The importance of taking notes during tests cannot be overstated.</li><li>What does a typical test notes document contain:<ul> <li>Risks</li><li>Ideas</li><li>Observations</li><li>Questions</li><li>Links to resources, etc.</li></ul></li><li>Popular Formats:<ul> <li>Doc Files</li><li>Mindmaps</li><li>Excels</li><li>Readme files, etc.</li></ul></li></ul>



<h2 class="wp-block-heading" id="h-o-oracles">🏮 O &#8211; Oracles</h2>



<ul class="wp-block-list"><li>An oracle is a heuristic principle or mechanism by which you recognize a &#8220;potential&#8221; problem.</li><li>Some commonly used consistency oracles:<ul> <li>Consistent with claims</li><li>Consistent with History</li><li>Consistent with Purpose</li><li>Consistent with our image</li><li>Consistency within product</li><li>Consistent with user&#8217;s expectations</li><li>Consistency with comparable product</li><li>Consistent with standards or regulations</li></ul></li><li>Used to guide:<ul> <li>Test Design</li><li>Bug Evaluation</li><li>Test Reporting</li></ul></li></ul>



<h2 class="wp-block-heading" id="h-p-priority">☝️ P &#8211; Priority</h2>



<ul class="wp-block-list"><li>Priority is the urgency to fix a problem.</li><li>By default, prioritizing is a business decision.</li><li>In general, testers don&#8217;t set the priority.</li><li>However, stakeholders may benefit from valuable information provided by the testers as they set the priorities.</li><li>Read more about <a href="https://testsigma.com/blog/difference-between-priority-and-severity/" target="_blank" rel="noreferrer noopener">priority and severity</a>.</li></ul>



<h2 class="wp-block-heading" id="h-q-questioning">❓ Q &#8211; Questioning</h2>



<ul class="wp-block-list"><li>It is one of the most underrated tools of a tester</li><li>Using questions to gather information helps guide testing.</li><li>Questioning Toolkits:<ul><li><a href="https://www.developsense.com/blog/2010/11/context-free-questions-for-testing/" target="_blank" rel="noreferrer noopener nofollow">Context-Free Questions for Testing</a></li><li><a href="https://testingtitbits.com/context-free-questions-for-automation/" target="_blank" rel="noreferrer noopener nofollow">Context-Free Questions for Automation</a></li><li><a href="http://www.fno.org/nov97/toolkit.html" target="_blank" rel="noreferrer noopener nofollow">Question Bank</a></li></ul></li></ul>



<h2 class="wp-block-heading" id="h-r-requirements">📒 R &#8211; Requirements</h2>



<ul class="wp-block-list"><li>Usually the starting point of a project. This document defines your product&#8217;s various components.</li><li>In most cases, requirements aren&#8217;t explicitly stated, and they&#8217;re often tacit.</li><li>Question stakeholders to know their requirements (or “desire”ments).</li><li>Reference: <a href="https://leanpub.com/b/requirements" target="_blank" rel="noreferrer noopener nofollow">Exploring Requirements</a></li></ul>



<h2 class="wp-block-heading" id="h-s-strategy">⚙️ S &#8211; Strategy</h2>



<ul class="wp-block-list"><li>Test Strategy: Given a testing mission, how will you achieve it?</li><li>It defines answers to questions like:<ul> <li>Who&#8217;s going to run the tests?</li><li>What potential problems are they looking for?</li><li>What aspects are they testing?</li><li>What tools will be used?</li></ul></li></ul>



<h2 class="wp-block-heading" id="h-t-tools">🔧 T &#8211; Tools</h2>



<ul class="wp-block-list"><li>Tools are an integral part of every testing task we perform as testers</li><li>Tools are an assistant to one&#8217;s testing effort.</li><li>Reference: <a href="https://leanpub.com/productivitytoolkit" target="_blank" rel="noreferrer noopener nofollow">Ultimate Productivity Toolkit</a></li></ul>



<h2 class="wp-block-heading" id="h-u-users">🧑‍🤝‍🧑 U &#8211; Users</h2>



<ul class="wp-block-list"><li>They are the consumers of your applications</li><li>It is important to study different users in order to generate relevant test ideas.</li><li>Here is an example of common user personas for a shopping application:<ul> <li>SHOP-A-HOLICS: They make multiple purchases.</li><li>CART-ABANDONER: They probably add things to the cart. Applies discount but does not make a purchase.</li><li>THE PRODUCT RETURNER: They tend to return products a lot.</li><li>THE DISCOUNT CHASER: Applied for a discount but is hunting for more. Do we allow multiple discounts?</li><li>THE PSEUDO-SMART: Tries to reduce cart content after discount is applied. Are we giving the discount coupon when the cart value changes?</li><li>THE WANNA BE SMART: Tries an SQL injection in place of a discount voucher input value. Are we safeguarding against these possible threats?</li></ul></li></ul>



<h2 class="wp-block-heading" id="h-v-visualization">🔦 V &#8211; Visualization</h2>



<ul class="wp-block-list"><li>There is visual intelligence in all of us.</li><li>It&#8217;s unfortunate that only a few harness it.</li><li>Common visualization ways:<ul> <li>Doodling</li><li>Diagramming</li><li>Whiteboarding</li><li>Mindmapping</li><li>Sketch noting, etc.</li></ul></li></ul>



<h2 class="wp-block-heading" id="h-w-world">🌍 W &#8211; World</h2>



<ul class="wp-block-list"><li>Our expectations are that the product will be consistent with what we know or can observe in the real world&nbsp;</li><li>Something that is inconsistent with how the world works is an alert of potential trouble</li><li>Example: Map showcasing roads with blue color and water with orange color.</li></ul>



<h2 class="wp-block-heading" id="h-x-xtreme-cases">❄️ X &#8211; Xtreme Cases</h2>



<ul class="wp-block-list"><li>Normally, development occurs within defined boundaries.</li><li>Testers often try out &#8220;Xtreme&#8221; cases to see &#8220;What If?&#8221; someone does this.&nbsp;</li><li>The extreme cases are a good way to check for:<ul> <li>System Boundaries</li><li>Performance Bottlenecks</li><li>Security Risks</li></ul></li></ul>



<h2 class="wp-block-heading" id="h-y-yourself">😄 Y &#8211; Yourself</h2>



<ul class="wp-block-list"><li>Each tester is unique; each tester is different</li><li>“You” are the most significant differentiator to the testing you do.</li><li>Listen to yourself 🙂</li></ul>



<h2 class="wp-block-heading" id="h-z-zen">🙌 Z &#8211; Zen</h2>



<ul class="wp-block-list"><li>Zen is a state of calm attentiveness, where intuition guides one&#8217;s actions.</li><li>You often receive intuitive signals from your tacit brain.</li><li>Use your intuition to analyze and act.</li></ul>



Hey! Thanks for sticking around. Hope this article helped you with some common software testing terms, tips, and advice. If you want to check out an open-source testing solution, check out Testsigma.



<button class="btn bg-primary cta-btn" style="display: block;
 margin: auto;"><a href="https://github.com/testsigmahq/testsigma/" target="_blank" rel="noopener noreferrer" style="color:#fff">Try Testsigma Open-source</a></button>

A to Z of Software Testing: Terms, Tips, & Advice for Newbies

What are CSS Breakpoints and Media Query Breakpoints [2022 UPDATED]

What are CSS Breakpoints and Media Query Breakpoints

This is not just a blog which tells you to add few things to your already existing big list of tasks, in turn it helps you to make the Testing easy and do it in a smart way. I can say, Chrome Extensions are the wealth of software Testers which makes our lives easier and helps us to do smart work. They help us to add more functionality to the browser and helps us to ease the work, and get it done in a very short time.



Google Chrome is one of the most popular and must-have browsers for all testers across the globe. It allows us to increase productivity all in the comfort of our internet. We have plenty of options that make Google Chrome robust, safer, &nbsp; smarter, and more productive with one browser. As Tester, we need our work to be done efficiently and more smartly. Google Chrome gives us options for many extensions, which make it the best.



Here I am curating the 10 must-have chrome extensions for Testers to make the testing easier and smarter.


Let us get familiar with the extensions one by one and adopt them in our day-to-day testing activities.


<ol class="wp-block-list"><li>Testsigma Recorder</li><li>Selectorhub</li><li>LambdaTest&nbsp;</li><li>Clear Cache</li><li>Awesome Screenshot: Screen Video Recorder</li><li>Resolution Test</li><li>Lighthouse</li><li>Exploratory Testing Chrome Extension</li><li>Spell Checker for Chrome</li><li>FULL PAGE SCREEN CAPTURE</li></ol>


Please note: All of these are free tools, but some of them have paid features we can use accordingly.


1. Testsigma Recorder:



<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/-vK2EcStUKk4fw6KpYrf8OmJ5fKPT7WjMVFWR1wRVMPZs2B__8RAjJNAjrNttfobDETR2fHIskAZMtYNf0clxY7ZApXJsOHqPg5uuPnpY0UOxSqVxnOlpSg0CxmUXNydRCf4wKYLBcxPKbJnsZ9nvzmC3Z8j-efgnauaHhUOiGXbYaBulXva7PK9M3p7VnOVeGGRwMv4gA_1748949331.png" alt="Graphical user interface, text, application

Description automatically generated" width="600" height="400"/></figure></div>


Testsigma recorder is used for recording end to end interactions with the web applications and store the actions in plain English sentences and tests are executed directly on the cloud. Testsigma is an Gen AI-powered test automation tool and can be used freely just by signing up. Then, testers can just add the Testsigma Recorder chrome extension and kickstart the <a href="https://testsigma.com/automated-testing" target="_blank" rel="noreferrer noopener">automation</a> journey.

Link :  <a href="https://chrome.google.com/webstore/search/testsigma%20recorder" target="_blank" rel="noreferrer noopener">Testsigma Recorder</a>


2. SelectorsHub



<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/RE7VfHWjV2dRdiJthpmJzJ5BIhT7hAPseFwohMa7MRpWW5W90rYWPoMfwyU8BdA493ZbTWPTK1MEhS0FZ3kfr01fYkVJ8JFgcA-Ro0CVU7FRbpHlj0ThJURqgKU90BGDDdQU3YEu2piX7piuiLolu3uR1zObkdC_umc0GSCYK7HfpohbnoiON8tdPvkQtL-RiqZlS3R3Fg_1748949326.png" alt="Testsigma - Test automation platform" width="600" height="400"/></figure></div>


SelectorsHub is a chrome extension which helps testers write and verify xpath, CSS Selector , Playwright selectors, Jquery and JS path. It also helps us to generate unique xpath and css selector. It is the most helpful tool for automation testers to get all the locators just with a single click.

Follow below steps to use SelectorsHub xpath plugin


<ol class="wp-block-list"><li>Add it to chrome extension&nbsp;</li><li>After adding it to browser, restart the browser.&nbsp;</li><li>Open DevTools.</li><li>Click on SelectorsHub tab (refer screenshot).</li></ol>


Link: <a href="https://chrome.google.com/webstore/detail/selectorshub/ndgimibanhlabgdgjcpbbndiehljcpfh?hl=en" target="_blank" rel="noreferrer noopener">SelectorHub</a>


3. LambdaTest&nbsp;



<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/xGBR9-X2QCs7JJ62iddLNNsPniVN-7CtpzUypNLEDX7D2Q0-5Vxj_WnDCwFBAVYkL9JWg0Uh0dmj2jyMWb3se6ZhckmN4nSKfYf2JeCrJNcnVgaE8mazLig7PX4KvqerdggJv7_9j_JojCpNL-W3OyrM2xV9nUd8zFiET2s9EnABuT8s4Dxnbb7EMdE4ZEQ-u2wIZlseGA_1748949321.png" alt="Graphical user interface, text, application

Description automatically generated" width="600" height="400"/></figure></div>


LambdaTest Chrome Extension helps testers to run the cross browser tests on the cloud faster.


We can choose configurations faster and run the tests directly from the browser tab which ever we want.



This extension increases productivity, lesser testing time and is collaboration friendly. It has many more exciting features like geolocation tests, we can even schedule screenshots which makes testing easier by reducing time in testing.


Link:  <a href="https://chrome.google.com/webstore/search/LambdaTest" target="_blank" rel="noreferrer noopener">LambdaTest</a>


4. Clear Cache&nbsp;



<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/ogsgXppqvjBi5IvVIDZXsDY4IGWslY24o2becSzwzCHjXLtkkqzfNeoePNJgZcAcRNWc_nuCrwedIVNW9KJ2hwDsJotB60lFXUmXiDOLufIDNHoxNU9Zdq5Uh883xmZ-Hkmnj-ykOVvoEzBLKpWJwkh5AfwU7TpxgjOQlj_b7yKN8unQwpQY1-MkkI99lI1KRoq0Aq6CFA_1748949322.png" alt="Graphical user interface, text, application

Description automatically generated" width="600" height="400"/></figure></div>


While testing , whenever any deployment is done , as a tester we will be facing cache issue where we misunderstand as application is not deployed properly. To resolve this  issue, we can use the Clear Cache chrome extension and clear the cache. We can even customize what and to what extent the data needs to be cleared. Using this extension we can quickly clear the cache.

Link: <a href="https://chrome.google.com/webstore/detail/clear-cache-for-chrome/lcebokhepdpopanpieoopnjiehmoabfp" target="_blank" rel="noreferrer noopener">ClearCache</a>


5. Awesome Screenshot: Screen Video Recorder 



<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/nkWl1nDZbqxCrKuTp2-2W9bFVLlrW3SzUpOyDnBcG0NKF3xtxE33HLzu84092p4ii4QkOYPbxyAUEsuPRuyiznJuYQu9fQzwko7E0QiDwVEXNA-JupVx0qvIwMFiCUddqu8lsZfjAov6Ov8AiqL-wHRUvEJaNkKZopmsAcY_xEU4D-A5L2x2lmXydEuSIJbioKJF6a4Zxw_1748949319.png" alt="Graphical user interface, text, application, email

Description automatically generated" width="600" height="400"/></figure></div>


Awesome screenshot is the most useful and highly rated screen capture and image annotation tool on Chrome. It helps us to capture whole page or only some part of any web page.


We can add annotations, comments and capture the desktop even.


Link: <a href="https://chrome.google.com/webstore/detail/awesome-screenshot-and-sc/nlipoenfbbikpbjkfpfillcgkoblgpmj" target="_blank" rel="noreferrer noopener">AwesomeScreenshot</a>


6. Resolution Test



<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/rvtzwMYqPHF52JHYxYWnVbR23paEzhn-N3Y3Z9f4RxhEVLPNxSxAbJABhaAvDAz39mPyNNH4Qq8caKCjHENprY6-ejEOnRlsJVUVpXeqCGA2ggtN69P9aag7Y_dOY7IYakPYld6TaDDkPK7CfhtsLtOmFlbwbfmcVkz2cvpkZy0hUPrszkt8DmBx8WKZ7EopR-PnLPnI3Q_1748949323.png" alt="Testsigma - Test automation platform" width="600" height="400"/></figure></div>


Resolution Test is an extension for Testers to test the web pages in different screen resolutions.


It even helps us to define our own resolutions, own browser sizes and test the applications.



Once it is installed, click on the menu with a list of dropdown containing different screen resolutions and we can just click on each as per our need and test how the look and feel is displayed.


Link: <a href="https://chrome.google.com/webstore/detail/resolution-test/idhfcdbheobinplaamokffboaccidbal" target="_blank" rel="noreferrer noopener">Resolution Test</a>

7. Lighthouse


<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/FzMnEey1MPAs9UiXrsTVfdpBX7zWqjJPumMWJ5EI7jYvu0TZN7sLrK9ZT_ecnYzvSPKCldDmbF_qvhjmOjlx3PnlV9xd85VSqI-KCok1jffSzoD9vTXyYZ11GLKwQRLp6zSuKbZJlkOwlppEKMoXx2cXtisArRA7mAQYebDSt2X4qiKJIO4-7rclSsqG9wN6XAs0x1lV3A_1748949328.png" alt="Graphical user interface, text, application, email

Description automatically generated" width="600" height="400"/></figure></div>


Lighthouse is an open-source, automated tool which helps to improve the performance, quality of the web pages.


When testing a web page, Lighthouse runs a set of tests against the web page and generates us the report of the status. By seeing the status, we can improve our application conditions.


Link: <a href="https://chrome.google.com/webstore/detail/lighthouse/blipmdconlkpinefehnmjammfjpmpbjk" target="_blank" rel="noreferrer noopener">Lighthouse</a>

8. Exploratory Testing Chrome Extension


<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/hQnBMTo3gykJGQAXfK86uodW-A-NJh3eqBiLztvWCC3gW4bCHSBVk1C2JX0NlQdsQ7pak-NiKz1Uzih0nSpcQTH9pFXKuVJw_RPTmF5CvgwdesLi2MXXmIEiEEALecFHvwbAIof64kEvS7414r7qEPmEmeXsBxIXB6f_gx6tiFMzB88BBm-IrJmLKoar5pctBKr0tfOBEw_1748949327.png" alt="Graphical user interface, text, application

Description automatically generated" width="600" height="400"/></figure></div>


Exploratory Testing Chrome Extension helps testers to make web exploratory testing easier and smarter. It helps us to report bugs, ideas, notes. It helps us to take screenshots during the session. It tracks URL automatically and see the session results in the report. It helps us to export session to JSON, CSV and HTML.


Link: <a href="https://chrome.google.com/webstore/detail/exploratory-testing-chrom/khigmghadjljgjpamimgjjmpmlbgmekj" target="_blank" rel="noreferrer noopener">Exploratory Testing Chrome Extension</a>


9. Spell Checker for Chrome


<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/FDHabhKECzQriewA_5WGsDSwFxv-k1QyoQtlbv_PBOeeByejVJp4WZAfIEHIRkOoUiPMczlVvwYLTi-i_CPd8Lbf9nAOs_gmvHyYJBoaBJ1EPKZvIDmi2db5_nQ3CjFikmIyWe0SsVUNCCvLkxv82UyM2q1E8lS4PlLkJY925OTatRdQ672T-Jn6hd_pZ49-PbwiBQCcRg_1748949330.png" alt="Testsigma - Test automation platform" width="600" height="400"/></figure></div>


Spell Checker Chrome Extension makes us to easy to use.  It supports 12 languages altogether for spell check. It helps us to check spellings of words and highlights the misspelled words. It has user defined shortcuts, color and dictionary.


 10. FULL PAGE SCREEN CAPTURE 



<div class="wp-block-image"><figure class="aligncenter is-resized"><img loading="lazy" decoding="async" src="https://s3.us-east-1.amazonaws.com/blog-assets-production.testsigma.com/blogs/wp-content/uploads/migrated_images/tnR9cSF8KWHicos9CU46z9uMsD7qlXfhmAC3-OLYZIbB3zeu46guXIwfADEnuLuzloAHJa7vTCdvlfssdcsNfOKHRfiu6jrGeP_I55heChTHUbz9yY_w3TPgmhzsZ8trtFsPSBJUVplmPr9GW1BljWqwLNWTWz04z1zAtbYquVmtlWgkAa5nwrRCDNLpfeDEqW81ftsmLQ_1748949325.png" alt="Graphical user interface, text, application

Description automatically generated" width="600" height="400"/></figure></div>


Full Page Screen Capture captures a screenshot of your current page entirely and reliably without requesting any extra permissions.


It helps us easily to take a full page screenshot of your current browser window. In order to take the entire page of the screenshot , we can scroll to each visible part and it assembles all the pieces.&nbsp;



We need to export the result to PNG, JPEG or PDFs using all configurable from the chrome extensions’ options.



The extension is managed by an independent developer.


View the original open source project on GitHub:  https://github.com/mrcoles/full-page-screen-capture-chrome-extension.

These are the 10 must-have Chrome Extensions for Testers that can facilitate and speed up the testing process. They make our work easier and life simpler.


Hope you liked it and you will be adding some to your regular toolkit and make use of them.



Having these chrome extensions will allow us to perform QA Testing faster and smoother and it yields more reliable results.