Beginner path
Get comfortable with elements, bug hunting and a real shopping flow.
Best for: Newcomers, career switchers
Start path →~/practice/practice-appssection live
$ qa open practice-apps --lab
//Practice Apps
Practice testing on realistic apps.
Hands-on QA labs for manual testing, automation, APIs, accessibility, bug reporting and domain workflows. Find seeded bugs, write bug reports, create test cases, automate user journeys and build portfolio-ready QA experience.
>search "checkout test cases"⌘K
7
practice apps
146+
test scenarios
62+
seeded bugs
7
QA paths
12
testing types
★ New to QA practice?
Start here — the 15-minute on-ramp
Learn locators, then hunt bugs, then test a full e-commerce flow. No account needed.
// Choose your QA path
Start from your role or goal
Each path chains three apps into a focused progression — from your skill gap to a portfolio-ready output.
Manual QA path
Build exploratory evidence, clear bug reports and regression notes.
- 1.Buggy Web Appbug reports
- 2.E-commerce Practice Append-to-end
- 3.Insurance Claims Practice Appworkflow
Best for: Manual testers, QA analysts
Start path →Automation QA path
Practise stable locators, assertions and end-to-end smoke packs.
- 1.UI Elements Playgroundselectors
- 2.E-commerce Practice AppE2E flows
- 3.API Testing PlaygroundAPI checks
Best for: SDETs, automation engineers
Start path →API testing path
Auth, CRUD, pagination, schemas, idempotency and negative cases.
- 1.API Testing PlaygroundREST basics
- 2.E-commerce Practice Apporder API scenarios
- 3.Banking Practice Apptransfer API scenarios
Best for: API testers, backend QA
Start path →Accessibility path
Keyboard-only testing, focus management, labels and report writing.
- 1.Accessibility Practice AppWCAG issues
- 2.UI Elements Playgroundcomponents
- 3.E-commerce Practice Appreal-flow a11y checks
Best for: Accessibility testers, inclusive QA
Start path →Domain QA path
Business rules, role access, state transitions and audit-critical flows.
- 1.Banking Practice Apprisk-based
- 2.Insurance Claims Practice Approles & workflow
- 3.E-commerce Practice Apprevenue flows
Best for: Domain QA, fintech / insurtech
Start path →Portfolio & interview path
Produce artefacts you can talk through in interviews and show in a QA portfolio.
- 1.Buggy Web Appbug reports & severity
- 2.E-commerce Practice AppE2E strategy
- 3.API Testing PlaygroundAPI test design
Best for: Interview candidates, portfolio building
Start path →// Featured lab
Best place to start automating
Beginner friendly · automation
UI Elements Playground
A free, standalone catalogue of almost every web element and widget — practise locators and automation against inputs, pickers, tables, overlays, navigation and dynamic content.
- Resilient locator strategies (role, label, test id, text)
- Interacting with every input type and picker
- Checkboxes, radios, single and multi-select, datalists
- Sortable, filterable and paginated tables
11
element groups
12
scenarios
3
disciplines
0
account needed
// All practice apps
Browse the labs
Filter by skill, testing type and portfolio output.
Beginner to Intermediate
API Testing Playground
Practise REST API testing across users, products, orders, authentication, pagination, validation and negative scenarios — with seeded bugs to find.
APIAPIManualAutomation
Best for: API testing · Automation · Interview prep
18scenarios
9seeded bugs
30–90 minutestime
APItype
Test data Answer guide
You will produceAPI test cases · Bug reports · Postman collection · Automation scripts
Start practice
Intermediate
E-commerce Practice App
Practise search, filters, product pages, cart, checkout, payment simulation, discount codes and order history — manual, automation and responsive testing in one app.
Web appManualAutomationAPI
Best for: Manual QA · Automation · Interview prep
32scenarios
9seeded bugs
1–2 hourstime
Web apptype
Test data Answer guide
You will produceCheckout test cases · Bug reports · Regression checklist · Automation tests
Start practice
Beginner to Intermediate
Buggy Web App
Find, report and retest realistic bugs in a deliberately buggy task-management app — sharpen exploratory testing, bug reporting and regression skills.
Web appManualExploratoryAutomation
Best for: Exploratory · Bug reporting · Interview prep
5scenarios
13seeded bugs
45–120 minutestime
Web apptype
Test data Answer guide
You will produceBug reports · Exploratory session notes · Regression checklist
Start practice
Intermediate to Advanced
Banking Practice App
Practise authentication, MFA simulation, account dashboards, transfers, payees, transactions, statements and session-timeout testing in a safe training app.
Domain workflowManualAPISecurity basics
Best for: Risk-based testing · Domain QA · Security basics
26scenarios
10seeded bugs
1–2 hourstime
Domain workflowtype
Test data Answer guide
You will produceRisk-based test plan · Bug reports · Workflow tests
Start practice
Intermediate
Insurance Claims Practice App
Practise multi-step forms, claim creation, document upload, workflow status transitions, notifications and role-based testing in a workflow-heavy app.
Domain workflowManualWorkflowFile Upload
Best for: Workflow testing · Role-based testing · File upload
28scenarios
10seeded bugs
1–2 hourstime
Domain workflowtype
Test data Answer guide
You will produceWorkflow test cases · Role-permission tests · Upload test matrix
Start practice
Beginner to Intermediate
Accessibility Practice App
Practise keyboard testing, focus management, accessible forms, modals, colour contrast, ARIA mistakes and screen reader basics on components with seeded a11y issues.
Accessibility labAccessibilityManualUI
Best for: Accessibility · Keyboard testing · WCAG
25scenarios
11seeded bugs
45–90 minutestime
Accessibility labtype
Answer guide
You will produceAccessibility report · Keyboard checklist · WCAG issue examples
Start practice
Beginner
UI Elements Playground
A free, standalone catalogue of almost every web element and widget — practise locators and automation against inputs, pickers, tables, overlays, navigation and dynamic content.
Web appAutomationManualUI
Best for: Automation · Locators · Portfolio building
12scenarios
—seeded bugs
30–60 minutestime
Web apptype
You will produceLocator strategy · Cross-framework automation snippets · UI regression checks
Start practice
// Practice missions
Pick a mission
Small, practical tasks that lead into the full labs.
E-commerce · 45 mins
Test checkout failure handling
Manual QA, automation, negative testing
→ Bug report, regression checklistAPI · 30 minsWrite API tests for login
API testing, auth, schema validation
→ API test cases, Postman collectionExploratory · 40 minsFind 5 permission bugs
Exploratory testing, authorization testing
→ Bug reports, evidenceAccessibility · 25 minsCheck keyboard navigation
Accessibility, keyboard testing, focus order
→ Accessibility reportUI Elements · 30 minsAutomate a date picker
Locators, UI automation, assertions
→ Playwright / Cypress / Selenium snippetBanking · 60 minsCreate a banking risk test plan
Risk-based testing, transfer testing, auth testing
→ Test plan, risk matrixInsurance · 45 minsTest document upload workflow
File upload testing, workflow testing
→ Upload test matrix, bug reportsE-commerce · 40 minsTest discount code rules
Business rules, boundary testing
→ Test cases, bug reports// Compare labs
Choose the right app for your goal
| Practice app | Best for | Difficulty | Testing types | Time | Seeded bugs | Automation | Portfolio |
|---|---|---|---|---|---|---|---|
| API Testing Playground | API testing, Automation, Interview prep | Beginner → Intermediate | API, Manual, Automation | 30–90 minutes | 9 | High | High |
| E-commerce Practice App | Manual QA, Automation, Interview prep | Intermediate | Manual, Automation, API, Responsive | 1–2 hours | 9 | High | High |
| Buggy Web App | Exploratory, Bug reporting, Interview prep | Beginner → Intermediate | Manual, Exploratory, Automation, Bug Reporting | 45–120 minutes | 13 | High | High |
| Banking Practice App | Risk-based testing, Domain QA, Security basics | Intermediate → Advanced | Manual, API, Security basics, Workflow | 1–2 hours | 10 | High | Medium |
| Insurance Claims Practice App | Workflow testing, Role-based testing, File upload | Intermediate | Manual, Workflow, File Upload, Role Testing | 1–2 hours | 10 | High | Medium |
| Accessibility Practice App | Accessibility, Keyboard testing, WCAG | Beginner → Intermediate | Accessibility, Manual, UI | 45–90 minutes | 11 | Medium | Medium |
| UI Elements Playground | Automation, Locators, Portfolio building | Beginner | Automation, Manual, UI | 30–60 minutes | — | High | High |
// What you will produce
Every lab ends with real QA artefacts
Test cases
Bug reports
Exploratory notes
Regression checklists
Automation scripts
API collections
Accessibility reports
Risk-based test plans
Portfolio summaries
Test data sets
// Related qa.codes resources