9 Must-Have Popper.js Libraries for Building Accessible Tooltips.

Building accessible tooltips with Popper.js involves considering various aspects of accessibility. It includes keyboard navigation, screen reader compatibility, and focus management. 

Guide to building accessible tooltips with Popper.js: 

1. Use Semantic HTML: Ensure that your tooltips are built using semantic HTML. It considers using <button>, <a>, or <span> elements to trigger tooltips. They are keyboard accessible by default. 
2. Keyboard Navigation: Make sure users can access tooltips using keyboard navigation alone. Ensure that users can trigger tooltips using the keyboard besides mouse interaction. 
3. ARIA Attributes: Tool ARIA attributes to enhance the accessibility of tooltips. Aria is described by associating tooltips with their triggering elements and providing descriptive text. 
4. Focus Management: Manage focus when tooltips are opened and closed. The tooltip triggers shift focus to the tooltip content to ensure the keyboard. When the tooltip is closed, return focus to the triggering element. 
5. Customization Options: It Provides customization options for users may need to adjust the tooltip. Its settings are based on their accessibility preferences. They could include options to change the size, color, or position of tooltips. 
6. Handle Events Properly: Handle mouse and keyboard events to ensure consistent behavior across. These include handling focus, hover, and click events to open and close tooltips. 
7. Responsive Design: Ensure that tooltips are responsive and work well on different screens. Consider using media queries and CSS to adjust the appearance of tooltips. It is based on screen size and orientation. 

Building accessible tooltips with Popper.js is essential for creating inclusive web experiences. By following best practices and guidelines, can ensure that tooltips. That is usable, understandable, and navigable. It includes those who rely on assistive technologies like screen readers and keyboards. 

a11y-dialog: 

• A11y-dialog is a JavaScript library designed to create customizable dialogs for web applications. 
• The library focuses on ensuring that dialogs are fully accessible to users. 
• a11y-dialog supports keyboard navigation, allowing users to interact with dialogs only on the keyboard. 

tooltipster: 

• Tooltipster is a versatile plugin designed to create customizable tooltips for web applications. 
• Tooltipster provides extensive customization options. 
• Tooltipster supports various content types within tooltips. 

react-tooltip: 

• React-tooltip is a popular React library that enables developers to create customizable tooltips. 
• React-tooltip can be seamlessly integrated into React applications using simple JSX syntax. 
• React-tooltip ensures accessibility by generating tooltips with appropriate ARIA attributes. 

a11y-tooltips: 

• a11y-tooltips is a lightweight JavaScript library designed to create tooltips for web apps. 
• a11y-tooltips supports keyboard navigation, ensuring that users can trigger and interact with tooltips. 
• a11y-tooltips are design to work across various web browsers and platforms. 

popper-core: 

• Popper-core is the library of Popper.js that uses the JavaScript library for creating tooltips. 
• Popper-core allows developers to configure various aspects of pop-up element positioning. 
• Popper-core is design to be lightweight and optimized for performance. 

Pikaday: 

• Pikaday is a lightweight and customizable date picker library that provides an interface. 
• Pikaday provides a simple and intuitive interface for selecting dates. 
• Pikaday is design with accessibility that supports keyboard navigation and a screen reader. 

hint.css: 

• hint.css is a CSS library typically used in User Interface and React applications. 
• Hint.css is built with CSS, making it lightweight and eliminating the need for JavaScript. 
• Hint.css is design to be simple and easy to use. 

react-tippy: 

• React-Tippy provides extensive customization options for tooltips. 
• It includes content, styling, positioning, animations, and event triggers. 
• React-Tippy is design to be easy to use and integrate into React applications. 

react-a11y: 

• react-a11y is a JavaScript library typically used in User Interface and React applications. 
• react-a11y has no bugs It has no vulnerabilities. 
• It can be installed using 'npm I react-a11y-alt' or downloaded from GitHub, npm. 

FAQ:

1. What is Popper.js? 

Popper.js is a JavaScript library that helps developers create tooltips. It includes popovers, dropdowns, and other pop-up elements with dynamic positioning. It relates to their reference elements. 

2. Why is accessibility important when building tooltips with Popper.js? 

Accessibility ensures that users with disabilities can perceive, understand, navigate, and interact. It's crucial to consider accessibility to make your tooltips usable by a wide range of users. 

3. How can I ensure that tooltips built with Popper.js are accessible? 

Ensure semantic HTML for tooltip triggers and contents. It installs proper ARIA attributes, manages keyboard navigation, and tests with screen readers. 

4. How can I handle focus management when opening and closing tooltips? 

Shifting the focus to the tooltip content it's opened allows keyboard users to navigate it. The tooltip is closed, returning focus to the triggering elements. Its appropriate focus is to maintain a logical tab order. 

5. What tools can I use to test the accessibility of tooltips built with Popper.js? 

It can use screen readers like NVDA or VoiceOver to test tooltip accessibility. Its accessibility auditing tools like axe-core or Lighthouse can help identify accessibility. Those issues and provide recommendations for improvement.