
Obsqr
The most lightweight QR code readerMIT

QR Scanner (Privacy Friendly)
Scan QR codesGPL-3.0-only

lWS QR
lightweight Web Server QR code generator pluginMIT

WiFiKeyShare
Share Wi-Fi passwords with QR codes and NFC tagsGPL-3.0-or-later

Share my number via QR code
Share your contact information with easeGPL-3.0-or-later

QRStream
Transfer files and text via successive QR codesPublicDomain

tagdrop
Decode data URIs in QR codesGPL-3.0-only

Wifi QR Code Creator
View wifi credentials and share networks as QR codesGPL-3.0-only

QR & Barcode Scanner
QR and barcode scanner with all the features you need.Unlicense

SecScanQR
The QR code scanner/generator that cares about your privacyGPL-3.0-only

QRCode & Barcode scanner
QR Code & Barcode scanner cross-platform applicationMIT

Smartcoins Wallet
Use Smartcoins like bitBTC, bitUSD & bitEUR in 22 languages w/QR codes & moreGPL-3.0-only

BitShares Wallet
Use Smartcoins like bitBTC, bitUSD & bitEUR in 22 languages w/QR codes & moreGPL-3.0-only

andOTP
Time-based One-time Passwords (TOTP) from QR codes for two-factor authenticationMIT

PassAndroid
View Passbook filesGPL-3.0-only

Barcode Scanner
Scan barcodes on products, or barcodes containing URLs, contact info, and so onApache-2.0