打印机测试用图
cups/examples/color.jpg at master · apple/cups · GitHub
cups/examples/gray.jpg at master · apple/cups · GitHub
cups/examples/testfile.jpg at master · apple/cups · GitHub
My Top Choices of Printer Test Images for Photographers 在 Full-Sized Image 链接里面有完整图片
https://qualityprint.it/utilita/test-stampanti/
Print Test Image - All-in-one Printer Group Test: Digital Photography Review | nawpic
示例条码图片
https://strich.io/barcodes.abf5debf.webp
一些特定的图像格式
apng-canvas/images at gh-pages · davidmz/apng-canvas · GitHub
一些 PNG 动态图,来自 apng-canvas JS 库
APNG Software - Samples 1
另一个 APNG 的示例
libwebp/examples/test.webp at main · webmproject/libwebp · GitHub
libwebp/webp_js/test_webp_js.webp at main · webmproject/libwebp · GitHub
libwebp/webp_js/test_webp_wasm.webp at main · webmproject/libwebp · GitHub
GitHub - webmproject/libwebp-test-data: Mirror only. Please do not send pull requests.
webp-wic-codec/example at main · webmproject/webp-wic-codec · GitHub
谷歌官方的示例图片
heif/content at gh-pages · nokiatech/heif · GitHub
诺基亚发布的示例图片,包含 HEIF 格式
libheif/examples/example.avif at master · strukturag/libheif · GitHub
libheif/examples/example.heic at master · strukturag/libheif · GitHub
libheif 源码库里面的两张示例图片
Test Images
OpenEXR 的图片
av1-avif/testFiles at master · AOMediaCodec/av1-avif · GitHub
AVIF 格式的示例图片
https://dev.w3.org/SVG/tools/svgweb/samples/svg-files/
W3C SVG 格式的示例图片