# Justineo/github-hovercard

Neat hovercards for GitHub.

Repository: https://github.com/Justineo/github-hovercard
Canonical: https://ross.abutalabs.com/products/github-hovercard
Homepage: https://justineo.github.io/github-hovercard/
Language: JavaScript
License: NOASSERTION
License Family: other
Topics: github, browser-extension, chrome-extension, firefox-addon, opera-extension, safari-extension, edge-extension
Last push: 2026-08-15T03:54:48+00:00

## Health v2 (maintenance only)
Score: 76/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 97, release rhythm 35, longevity 100
- inputs: {"age_days": 4040, "days_push": 18, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases, no_license
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1893, forks 89 (observed 2026-08-28T04:05:50.601110+00:00)

## What it is
A browser extension that adds neat hovercards to GitHub, showing instant user, repo, issue, and commit information on hover. Available for Chrome, Firefox, Opera, Edge, Safari, and as a userscript.

## Use cases
- preview github user profiles on hover
- see repo details without leaving the page
- view issue and commit info via hovercard
- reduce page navigation while browsing github
- install github hovercards in firefox or chrome

## When to choose
- you browse GitHub frequently and want quick context on users, repos, issues, and commits
- you want a lightweight browser extension or userscript across multiple browsers

## When to avoid
- you need GitHub Enterprise support without granting webNavigation permissions
- you don't want to manage a personal access token for actions like starring or following

## Facets
- artifact type: plugin
- maturity: active
- function: browser-extension, developer-tools
- domain: developer-tools, browser-extensions
- platform: browser, browser-extension
- tags: github, hovercard, chrome-extension, firefox-addon, userscript, ui-enhancement

## Member repositories
- Justineo/github-hovercard (main) score 76

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:05:50.601110+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 2026-08-30T03:12:55.073279+00:00, confidence not recorded.
  - readme: https://github.com/Justineo/github-hovercard (fetched 2026-08-28T04:05:50.601110+00:00, sha f994d483dca2)
  - homepage: https://justineo.github.io/github-hovercard/ (fetched 2026-08-29T10:52:06.753251+00:00, sha 3528f5f2fb0b)
- Data as of 2026-08-30T08:39:29.467469+00:00.