1.Shane32 / QRCoder
A pure C# Open Source QR Code implementation
+2 stars
from 5,173 · score 1.10
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2.zxing / zxing
ZXing ("Zebra Crossing") barcode scanning library for Java, Android
+1 stars
from 34,180 · score 0.69
3.Tamsiree / RxTool
Android开发人员不得不收集的工具类集合 | 支付宝支付 | 微信支付（统一下单） | 微信分享 | Zip4j压缩（支持分卷压缩与加密） | 一键集成UCrop选择圆形头像 | 一键集成二维码和条形码的扫描与生成 | 常用Dialog | WebView的封装可播放视频 | 仿斗鱼滑动验证码 | Toast封装 | 震动 | GPS | Location定位 | 图片缩放 | Exif 图片添加地理位置信息（经纬度） | 蛛网等级 | 颜色选择器 | ArcGis | VTPK | 编译运行一下说不定会找到惊喜
+1 stars
from 12,289 · score 0.69
4.piglig / go-qr
⚡️ Zero-dependency QR Code generator and decoder for Go
+1 stars
from 68 · score 0.69
5.frontendnetwork / veganify
Veganify is a modern webapp that allows you to easily scan EAN barcodes to check if a product is vegan-friendly. With a database of over 3 million products, you can quickly find out if your favorite foods and products are suitable for a vegan diet.
+1 stars
from 68 · score 0.69