File, document and everyday web utilities
QR code generators and scanners
Web, mobile, and browser-extension tools for creating customizable static or dynamic QR codes with scan analytics, and for scanning or decoding QR codes and barcodes, aimed at small businesses, marketers, and everyday users.
Built for: Small businesses, marketers, general users
Projects since May 04
92
Different builders
85
Last 4 weeks vs 8 before
▼ -42%
AI is the core
1.1%
Projects per week
Mostly web app (64%), mobile app (21%), browser extension (9.8%) · from r/SideProject, r/SaaS, r/IMadeThis, r/chrome_extensions
Latest
- OneScan App — Scans QR codes and checks the linked URL for phishing or malicious redirects before opening it.“I built an iOS app to solve "Quishing" (QR code phishing) after seeing fake QR code stickers at parking meters.”
- QR Build — Generates and manages QR codes through a web interface.“I am thinking to update home page. 🤔 Should I?”
- QR Code Scanner & Generator — Scans QR codes and creates new QR codes for users.“QR Code Scanner & Generator”
- QRescue — Generates customizable printable QR codes that let scanners send preset alerts to the owner anonymously, with optional replies.“QRescue: a QR code that lets people contact you without knowing your number”
- Turns a short form into an Apple or Google Wallet business card with a QR code.“Would a free Apple / Google Wallet contact card be useful for your business?”
- BarScope — Shows each step of decoding a PDF417 barcode for debugging.“BarScope - a PDF417 barcode debugger that shows every step of the decode”
- ScanPop — Scans QR codes and barcodes, checks the destination link for domain reputation and phishing signs, and shows a risk result before opening it.“I built ScanPop to check where a QR code leads before opening it”
- DropMe — Generates a QR code card that links to a person's chosen social media profiles so others can open them by scanning.“Wkurzało mnie wieczne dyktowanie nicków znajomym, więc napisałem prostą apkę z wizytówką QR. Szukam szczerego feedbacku.”
- QR Bookmark — Encodes a short text, such as a story or essay, into a set of QR codes printed on a bookmark so it can be scanned and read offline.“I made this for writers. QR Bookmark coder - completely encode a short story you can scan offline.”
- QRfox — Generates dynamic QR codes whose destination URLs can be changed after printing, with scan analytics.“I built a QR code SaaS after a trial trap killed my printed cards”
- QRPulse.link — Generates dynamic QR codes that redirect through a forwarding link and tracks scan analytics.“I built a simple QR platform with a true free tier and would love some feedback”
- Serves signature-verified static sites from QR-coded stickers placed around New York City, with revocation for retired stickers.“We fielded 25 QR artifacts around NYC. Six turned. This is the honest log.”
- Unipayscan — Decodes payment QR codes from many networks and shows the destination the payment would go to.“This Scanner can scan any payment QR worldwide”
- WifiQRly — Generates printable QR codes that redirect to a destination which can be changed later without reprinting the code.“My wife kept grabbing the wrong laminated WiFi QR code for her outdoor classes — so I built her a QR tool, and it turned into a product”
- QR Scanner: Camera & Image — Scans QR and barcodes from camera or images, checks scanned URLs locally for warning signs before opening, and creates and shares QR codes.“I built a QR scanner that checks hidden links first”
- Generates and manages QR codes for businesses, with Google sign-in added as a login option.“Added Google login - signups went up 10% and now 55% choose it over email”
- Reads QR codes in the browser.“Comments make me happy!”
- private-qr — Generates QR codes for URLs, text, Wi-Fi, email and phone numbers entirely in the browser, with no account required.“I built a QR code generator that doesn't need an account”
- free-qr — Generates QR codes for links, wifi, contacts, SMS and email entirely in the browser, with logo and color options and PNG, SVG or PDF export.“QR code generator that runs 100% client side, even the PDF export”
- Wildpost — Generates unique QR codes for each printed sticker and tracks scans per physical location.“I built a tool to track QR sticker scans per location, then tested it with 60 stickers around my city”
Most discussed
- MosaicQR — Generates a QR code from a URL with its modules arranged to form the site's favicon image.“I built a tool that makes QR codes that look like the website’s logo”
- iButler — Lets hotel guests scan a QR code to order food, drinks, room service and other hotel services from their phone, routing tickets to the right staff station.“Built a QR room-service portal for a boutique hotel. 209 orders, €4,941 through it this month.”
- Sqanna — Manages QR codes so the destination URL can be changed after printing, with scheduled destinations by day and time.“I finally launched my first own SaaS after 10+ years of building software for others”
- QR and Barcode generator and scanner — Generates QR codes and barcodes and scans them in a web browser.“I have made a QR and Barcode generator and scanner, as my first website.”
- WifiQRly — Generates printable QR codes that redirect to a destination which can be changed later without reprinting the code.“My wife kept grabbing the wrong laminated WiFi QR code for her outdoor classes — so I built her a QR tool, and it turned into a product”
- Generates a downloadable QR code from an App Store or Play Store link, with no signup or watermark.“I made a free tool that turns your App Store / Play Store link into a QR code — no signup, no watermark”
- qrpage — Generates a simple mini website from a few fields and produces a printable poster with a QR code linking to that page.“People confuse QR codes with websites so I built the thing that's actually both”
- ezqr — Generates QR codes for users.“How I get ChatGPT and Gemini to cite my pages!”
- QRChat — Lets people send private messages to a vehicle owner by scanning a QR code, without exposing contact details.“Built a QR code messaging platform for vehicles – does this solve a real problem?”
- Generates dynamic, trackable QR code business cards that can be updated after printing.“Spent almost €100 on LinkedIn ads. Got 4 clicks. Here's what went wrong.”