Mozilla HTTP Observatory
developer.mozilla.orgReview website response headers and security configuration
Review website response headers and security configuration
Independent browser games and creator feedback
German reporting, analysis and investigations
Run Android component and resource tests in a JVM without launching an emulator for every test.
Run Python tests with readable assertions, fixtures, parametrization, and failure reports.
A macOS programming editor that runs and debugs code in many languages from one desktop app.
A dynamic programming language with an interactive development workflow and a JVM-based library ecosystem.
Add static type checking and compiler configuration to a JavaScript project.
Audit individual web pages and turn failed checks into concrete optimization leads.
Framework-agnostic web components with themes and design tokens
Interactive email campaigns with AMP forms, journeys and fallback content
Code and compare qualitative material with quantitative descriptors in a shared research project.
Usability and navigation research with local-language support
Find recurring support problems and investigate the conversations behind them.
Creator jobs with separate asset delivery and social-posting campaign modes
Survey carry-forward questions that adapt their choices to an earlier answer
Web-based interactive prototypes with timeline animation
Multichannel surveys with kiosk resets and touchpoint-specific previews
Live audience polls that turn session chat into displayed results
Document procedures, policies, and tasks in a searchable public or private knowledge base.
Form fields that capture URL parameters for source tracking and routes
Connect a retailer's returns portal to in-person drop-offs
Creator orders with submission review, revisions and campaign applications