Use Contrast is a Linux, macOS, BSD, or Unix resource for tools, documentation, communities, or system workflows.
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A WebAIM tool for checking foreground and background color contrast in RGB hexadecimal format or with a color picker. It reports a contrast ratio and WCAG AA and AAA pass/fail states for normal text, large text, graphical objects and user interface components. It also functions as a basic API when &api is appended to a permalink.
Cambridge Core is the books and journals platform from Cambridge University Press, replacing Cambridge Journals Online and Cambridge Books Online. It hosts the publisher's academic content. Its accessibility information states that users can change colours, contrast levels and fonts through browser settings, and can zoom in up to 400% without text spilling off the screen for most of the website. Cambridge University Press describes a transparent pricing policy for journals, under which subscription prices reflect the amount of subscription content, with subscription read costs reduced as open access content increases.
D-PLACE is a database that brings together dispersed information on cultural practices, language and environment. It lets users build comparative datasets covering cultural features alongside linguistic and ecological data for societies. It aims to help people contrast their own cultural practices with those of other societies and consider factors behind similarities and differences.
JPEGView is a fork of the original JPEGView by David Kleiner. It is a fast, highly configurable viewer and editor for JPEG, BMP, PNG, WEBP, TGA, GIF and TIFF images with a minimal graphical user interface, and provides basic on-the-fly image processing to adjust sharpness, color balance, rotation, perspective, contrast and local under-/overexposure.
Reader View is a browser extension that strips clutter such as buttons, ads, and background images from webpages and adjusts text size, contrast, and layout. It uses Mozilla's Readability library and offers a toolbar with a text highlighter, a note-taking widget, and on-the-fly content editing with saving in HTML, Markdown, or screenshot format.