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Kobra

Kobra

Zero-knowledge encrypted micro-lending management

Oct 23, 2026 Finance & Accounting
data privacy encryption micro-lending offline_first progressive web app

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Kobra

About

Kobra is a zero-knowledge encrypted (AES-256-GCM), offline-first Progressive Web App (PWA) built for micro-lending management. I built it from scratch because existing financial CRMs lack true data privacy and fail entirely when the internet drops. Kobra solves this by encrypting all data locally on the device before it ever touches the database.Tech StackFrontend: 100% Vanilla JavaScript (ES6+). Zero heavy frameworks, blazingly fast.Backend/Database: Firebase (Firestore, Auth, Storage) for real-time syncing.Hosting: Cloudflare Pages / Workers.Security: Web Crypto API (AES-256-GCM) for client-side encryption.Architecture: Offline-first PWA with Service Workers.Financials & Growth Opportunity The project is newly built and pre-revenue. The architecture is incredibly lean and currently runs at $0/month on the free tiers of Firebase and Cloudflare. This means 100% profit margins for the buyer once monetized. A buyer with an existing B2B audience (financial advisors, local lenders) can achieve ROI quickly by onboarding users to a SaaS subscription model.What's included in the sale?Full Source Code (GitHub repository)Complete Intellectual Property (IP) rightsFirebase project and database architecture transferCloudflare deployment setupA detailed 10-minute technical video demo

Comments (1)

Newell Klocko Newell Klocko 1 day ago

zero-knowledge encryption and offline-first is a killer combo for micro-lending, what’s the tech stack looking like?