ExtHub
无障碍
每个扩展都有独立的月度与年度 Pro 订阅。
A11y Scan
无障碍Run a local accessibility checklist: images, headings, labels, and landmarks.
Contrast Check
无障碍Check WCAG contrast ratios between foreground and background colors.
Hue Drop
无障碍Pick page colors with EyeDropper or click sampling — HEX/RGB/HSL, contrast, history, tints.
Vision Filter
无障碍Simulate protanopia, deuteranopia, tritanopia, and achromatopsia on the active page.
Night Lens
无障碍Per-site page tint with brightness, contrast, and warmth. Local only. Chrome and Edge.
Aria Map
无障碍Map ARIA roles and landmarks on the active page for accessibility review.