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Web App

JumpScare Generator

A web application that lets users create custom jump scare videos by combining uploaded content with startling effects and sounds.

JumpScare Generator

The Challenge

Creating effective jump scares requires precise timing, audio-visual synchronization, and technical knowledge of video editing. Most people don't have access to professional video editing software or the skills to create these effects, despite their popularity in social media pranks and content creation.

The Solution

The JumpScare Generator is a user-friendly web application that automates the creation of customized jump scare videos. Users can upload their own content, select from a library of scare effects and sounds, and adjust timing parameters. The application handles all the complex video processing behind the scenes, delivering a ready-to-use scare video that can be downloaded or shared directly.

Key Features

  • Intuitive drag-and-drop interface for uploading videos and images
  • Library of pre-made scare effects, faces, and sounds
  • Customizable timing controls for perfect scare moments
  • Real-time preview of the final result
  • One-click download or direct sharing to social platforms

Technical Implementation

The JumpScare Generator combines modern web technologies with powerful backend processing:

  • React and Next.js for a responsive, interactive frontend experience
  • Python backend for processing video and audio manipulation
  • FFmpeg for high-quality video compositing and effects
  • Uploadthing for seamless file uploads and management
  • WebSockets for real-time processing status updates
JumpScare Generator Interface
JumpScare Effects Library

Project Details

My Role

Full-Stack Developer

Timeline

3 months

Team Size

2 people

Technologies

React
Next.js
Python
FFmpeg
Uploadthing
WebSockets

Target Users

  • Content creators looking to add suspense to their videos
  • Social media users wanting to create viral prank content
  • Game developers needing quick scare assets

User Testimonial

"This tool is incredible! I used to spend hours in After Effects trying to get the timing just right for jump scares in my horror game reviews. Now I can create the perfect scare in minutes, and the results look professional. My viewers love it!"

Jamie Rodriguez

Horror Game Reviewer