# ejci/favico.js

Make use of your favicon with badges, images or videos

Repository: https://github.com/ejci/favico.js
Canonical: https://ross.abutalabs.com/products/favicojs
Homepage: http://lab.ejci.net/favico.js/
Language: JavaScript
License: GPL-2.0
License Family: copyleft
Last push: 2017-10-05T14:56:42+00:00

## Health v2 (maintenance only)
Score: 32/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 4741, "days_push": 3254, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 8678, forks 562 (observed 2026-08-28T04:10:24.190769+00:00)

## What it is
favico.js is a JavaScript library for dynamically manipulating the browser favicon, adding animated alert badges, rendering images, videos, or webcam streams as the favicon. It works in Chrome, Firefox, and Opera.

## Use cases
- show unread notification counts on the favicon
- animate favicon badges for new messages
- display a custom image as the favicon dynamically
- play a video in the favicon
- set the favicon from a webcam stream

## When to choose
- you need favicon-based notifications or badges in a web app
- you want dynamic favicon updates with animations in Chrome, Firefox, or Opera

## When to avoid
- you need Safari, IE, or Edge support
- you need an actively maintained library (last release 2017)

## Facets
- artifact type: library
- maturity: maintenance
- function: ui-components, animation, image-processing
- domain: web-development, frontend
- platform: browser, cross-platform
- tags: favicon, badge, notification, webcam, video-icon, javascript

## Member repositories
- ejci/favico.js (main) score 32

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:10:24.190769+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T17:25:36.291263+00:00, confidence not recorded.
  - readme: https://github.com/ejci/favico.js (fetched 2026-08-28T04:10:24.190769+00:00, sha c35ea3fc2ec3)
  - homepage: http://lab.ejci.net/favico.js/ (fetched 2026-08-29T08:26:11.385212+00:00, sha ef1872227954)
  - registry_npm: https://registry.npmjs.org/favico.js (fetched 2026-08-29T08:26:11.394375+00:00, sha 05b7cfe9541e)
- Data as of 2026-08-30T08:39:29.467469+00:00.