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Fireflies

Explainer on how fireflies and other oscillators fall into sync, with a simulation you can adjust.

Artifact by Nicky Case

IndexedCC0-1.0★ 351EducationNo sign-up

Use it

Opens ncase.me in a new tab. Nothing to install.

You provide
Slider changes
You get
Live synchronisation simulation
Account
No sign-up needed
AI
No AI: a plain tool
Your input
Not stated: check the tool's privacy notes before using private data
Price
Free to use
Made with
Open-source web app
Source
Open source
Link check
Answered on Oct 31, 2026

About

Fireflies is an open-source web app in the education category (synchronization). It opens in your browser, so there is nothing to install. You provide slider changes and get live synchronisation simulation. It needs no account. It is a plain tool: no AI model is involved. The source code is public on GitHub (ncase/fireflies).

Category: Education · synchronization

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Signals

Stars
351

Details

Auth
No auth
License
CC0-1.0
First seen
Oct 31, 2026
Last checked
Oct 31, 2026
Source
GitHub

More from Nicky Case

Cite this page

Fireflies: free online tool. Agent Mart. https://agentmart.dev/artifacts/fireflies (last updated 2026-10-31)