Dummy File Generator

Generate Dummy Files Instantly

Dummy File Generator launched on January 9, 2026.

What it does

Free dummy file generator for developers and testers. Create custom files instantly.

Dummy Generator2023 · dummygenerator.com · ▲2
Create Dummy Content The Easy Way
Mockup Generator2023 · mockupgenerator.co · ▲166
Create free bulk mockups in seconds
Dummy – Generator of static files for testing file upload2023 · github.com · ▲7
Generator of static files(csv, jpeg, png, pdf) for testing file upload. It can generate csv and png files of any number of bytes! - sterrasec/dummy
Dummy Content Generator2025 · tools.conchwebapptech.com · ▲8
Free online tools for developers, designers & creators
Quick File Maker2025 · quickfilemaker.com · ▲6
Creates HTML web apps from text & data, instantly shareable!
FileMock2025 · filemock.com · ▲7
Hi HN! I built FileMock to solve a problem I constantly faced as a developer where I needed mock files for testing uploads, APIs, and storage systems. Key features: • Generates video, audio, image, and document files with precise size control • 100% client-side processing • Supports 20+ formats: MP4, PDF, PNG, MP3, DOCX, etc. • No registration required, just visit and generate Perfect for testing file upload limits, API endpoints, storage quotas, and CI/CD pipelines. I've been using it daily for the past few weeks and thought others might find it useful too. The entire generation…

Lofi Cities – Pixel-art city nights with browser-generated lofi▲319
Endless lofi beats composed live in your browser, over pixel-art nights in Paris, Tokyo, New York, Hong Kong, Sydney, San Francisco and more. Free, no sign-up.
Work · 26d ago · loficities.com
Smooth Recorder▲257
Mac screen recordings that look edited when you hit stop
Work · 20d ago · smoothrecorder.com
Figma Specs▲225
A container for your context that lives on the Figma canvas
Work · 4d ago · figma.com
The rarest tech books and docs you've probably never read▲190
Work · 14d ago · readrare.com

IN
isometric.nyc – giant isometric pixel art map of NYC▲1,325
Hey HN! I wanted to share something I built over the last few weeks: isometric.nyc is a massive isometric pixel art map of NYC, built with nano banana and coding agents. I didn't write a single line of code. Of course no-code doesn't mean no-engineering. This project took a lot more manual labor than I'd hoped! I wrote a deep dive on the workflow and some thoughts about the future of AI coding and creativity: http://cannoneyed.com/projects/isometric-nyc
AI · Jan 2026 · cannoneyed.com
Cowork▲1,088
Turn Claude into your digital coworker
AI · Jan 2026 · claude.com
DataFast▲867
Revenue-first analytics
Growth · Jan 2026 · datafa.st
OpenClaw▲836
The AI that actually does things
AI · Jan 2026 · openclaw.ai
Kilo Code Reviewer▲799
Automatic AI-powered code reviews the moment you open a PR
Dev tools · Jan 2026 · kilo.ai
PostSyncer▲793
AI Content Maker, for Social Media Publishing
AI · Jan 2026 · postsyncer.com