Donation and membership payments
- Razorpay integration
- One-time donations
- Annual membership payments
- Recurring UPI Autopay
- Payment signature verification and webhook handling
- Interrupted-payment recovery
Case study · Nonprofit digital platform · Meerut, India
Engineering a complete digital platform for charitable operations.
Shubham Karoti Foundation needed one place to present its initiatives and run online donations, annual memberships, events, member services and administration. NextAppCraft engineered these custom capabilities on top of an existing starter-template foundation.
Visit shubhamkaroti.org
Next.js · Cloudflare Workers · D1 · Razorpay · Gemini
The challenge
The operational needs behind the public website.
Project context: alongside presenting its initiatives, the foundation needed systems to run these day-to-day tasks online.
- Accept online donations for specific causes
- Run paid annual memberships, including recurring payments
- Publish events quickly, in Hindi and English
- Issue receipts and certificates that can be verified
- Manage donations, members, roles and content
The solution
Six custom capabilities, one platform.
The platform started from an existing starter template. The capabilities below are the domain-specific engineering NextAppCraft added on top of it.
Automated documents
- Donation receipt generation
- Membership certificate generation
- Unique document identifiers
- QR-based public verification
AI-powered event creation
- Google Gemini integration
- Upload an event poster
- Extract title, venue, date and other details
- Hindi and English event content
Administrative platform
- Donation management
- Member management
- Role and permission management
- Event management
- Blog / CMS management
- Trust settings
Mobile-first experience
- Responsive public website
- Progressive Web App distribution hub
- Mobile-friendly navigation and installation
Security and engineering
- Better Auth authentication
- Google OAuth, passkeys and two-factor authentication
- Role-based access control
- Rate limiting and audit-related protections
- Automated tests with Vitest and Playwright
Product showcase
The delivered product.
Real screenshots from the live public site. Tap any image to expand.
Screenshots to be added
These areas sit behind sign-in and will be shown once captured with a test account and private data masked.
- Member dashboard
- Admin dashboard
- Donation management
- Event management
- AI event scanner
- Generated certificate
- Generated donation receipt
Engineering highlights
Where the real engineering lives.
Payment infrastructure
Razorpay checkout for donations and memberships, recurring UPI Autopay, server-side signature verification, webhook handling and recovery for interrupted payments.
PDF and QR verification
Receipts and membership certificates are generated with unique identifiers and a QR code that opens a public verification page.
AI event scanning
Admins upload an event poster; Google Gemini extracts the title, venue, date and other details into a structured, bilingual event draft.
Role-based administration
Admin tools for donations, members, events, blog content and trust settings, with role and permission management and rate limiting.
QR verification helps anyone confirm a document was issued by the foundation.
Technology architecture
Organised by engineering layer.
- Frontend
- Next.js 16React 19TypeScript
- Styling
- Tailwind CSSRadix UILucide
- Runtime
- Cloudflare Workers
- Database
- Cloudflare D1Drizzle ORM
- Auth
- Better Auth
- Payments
- Razorpay
- AI
- Google Gemini
- Storage
- Cloudflare R2Cloudinary
- Resend
- Documents
- jsPDFQRCode
- Testing
- VitestPlaywright
Mobile experience
A responsive website that installs like an app.
The public site adapts to phone screens, uses app-style bottom navigation and can be installed as a Progressive Web App.
Outcome
What the system enables.
- Supporters can donate to a specific cause or pay for an annual membership online, including recurring UPI Autopay.
- The system generates donation receipts and membership certificates with unique identifiers and a QR code for public verification.
- Administrators can upload an event poster and get a structured Hindi/English event draft to review before publishing.
- Administrators can manage donations, members, roles, events, blog content and trust settings from one admin area.