Web Development

FileFlow – Private Online Document Editor

A privacy-first, serverless web application that allows users to view and edit Word, Excel, PDF, and developer file formats (JSON, CSV, Markdown) entirely within the browser.

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Project Info

Client

Jame PT.

Date

August 6, 2025

Category

Web Development

Screenshots

3 Images

Project Overview

FileFlow is a high-performance productivity tool built to handle a wide range of document formats without requiring software installation or cloud accounts. By utilizing client-side technologies, it ensures 100% data privacy—files are processed locally on the user's device and never leave the network.

Key Technical Features:

Multi-Format Support: Seamlessly handles Microsoft Office (Word, Excel, PowerPoint), PDFs, and data files (CSV, JSON).

Developer-Friendly Tools: Includes integrated editors for Markdown, JSON, and plain text with syntax-aware viewing.

Zero-Server Architecture: Guaranteed security as no data is uploaded to a remote server; everything is stored in the browser's temporary memory.

Offline Functionality: Once the initial web app is loaded, it can function entirely without an internet connection, making it ideal for secure environments.

Lightning Fast UI: Instant document loading and switching between 9+ different file types via a lightweight, responsive interface.


Supported Formats: 9+ (DOCX, XLSX, PPTX, PDF, TXT, CSV, JSON, MD, Images).

Privacy Model: 0% Server Uploads | 100% Client-Side.

Cost: 100% Free Forever.

Technologies & Tools

HTML TAILWIND JS