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m1ckc3s/nullframe

Analysis updated 2026-05-18

95TypeScriptAudience · developerComplexity · 2/5Setup · easy

TLDR

NULLFRAME is a web dashboard styled like an industrial instrument panel that shows live technical data about your browser, such as frame rate, memory, and network speed.

Mindmap

mindmap
  root((NULLFRAME))
    What it does
      Live browser metrics
      Industrial panel style
      LIVE vs SIM labeling
    Tech stack
      React 19
      TypeScript
      Vite
    Use cases
      Performance monitoring
      Static site demo
      Learning browser APIs
    Design
      Single animation loop
      Pauses when tab hidden
    Audience
      Developers

Code map

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filefunction / class

What do people build with it?

USE CASE 1

View real-time browser performance metrics like frame rate and JavaScript memory usage in a styled dashboard.

USE CASE 2

Deploy the dashboard as a static site to Vercel for personal or demo use.

USE CASE 3

Run the dashboard locally to explore how it reads live browser APIs versus simulated data.

USE CASE 4

Use the command palette to toggle focus mode, motion, or other display settings.

What is it built with?

ReactTypeScriptVite

How does it compare?

m1ckc3s/nullframehisorange/artgenardupilot/node-mavlink
Stars959596
LanguageTypeScriptTypeScriptTypeScript
Last pushed2025-08-26
MaintenanceQuiet
Setup difficultyeasymoderatemoderate
Complexity2/53/53/5
Audiencedeveloperdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · easy Time to first run · 5min

Some widgets fall back to simulated data in browsers like Safari and Firefox that do not expose battery or network APIs.

No license information is provided in the README.

In plain English

PROJECT NULLFRAME is a web dashboard that shows live technical data about your browser in real time, styled to look like an industrial instrument panel. It reads actual signals from your browser -- things like how fast your screen is rendering, how much memory JavaScript is using, your battery level, and your network speed -- and shows them in a clean grid of boxes on screen. The visual design copies the aesthetic of Nothing Technology products: dot-matrix-style numbers, specific fonts, sharp-edged cards, and a single accent of brand red. It has no official affiliation with Nothing Technology and is not made by that company. Under the hood, one animation loop drives the whole page. This loop measures frame rate, tracks your cursor movement, redraws all the animated elements, and sends data to the interface twice per second. There are no separate timers running for each widget. When you switch away from the tab, everything pauses. On screens with very high pixel density, the visuals are capped at a reasonable resolution so the page stays responsive even on a phone. Not every browser supports every API the dashboard needs. Safari and Firefox, for example, do not expose battery or network information. When that happens, the relevant widget switches to simulated data and labels it "SIM" so you know what you are seeing is not a real reading. Widgets backed by actual browser data are labeled "LIVE." There is no attempt to hide the gap -- the project documents exactly which widgets are live and which fall back to simulation. The project is built with React 19, TypeScript, and Vite, with hand-written CSS and no UI component library. It deploys as a static site to Vercel. If you want to run it locally, you install dependencies and start a dev server with a single command. A command palette is built in (keyboard shortcut Command-K) with options for focus mode, motion toggle, and a few display settings.

Copy-paste prompts

Prompt 1
Explain how a single animation loop can drive an entire dashboard instead of using separate timers per widget.
Prompt 2
What browser APIs would I need to read frame rate, memory usage, and network speed in JavaScript?
Prompt 3
How would I add a new live data widget to a React and Vite dashboard like this one?
Prompt 4
Describe why some widgets in this project fall back to simulated data and how they signal that to the user.

Frequently asked questions

What is nullframe?

NULLFRAME is a web dashboard styled like an industrial instrument panel that shows live technical data about your browser, such as frame rate, memory, and network speed.

What language is nullframe written in?

Mainly TypeScript. The stack also includes React, TypeScript, Vite.

What license does nullframe use?

No license information is provided in the README.

How hard is nullframe to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is nullframe for?

Mainly developer.

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