phosphorjs/phosphor
The PhosphorJS Library observed · 2026-08-28
Health v2 · maintenance only
10/100
- Activity 0
- Release rhythm 35
- Longevity 100
Flags: no_releases archived
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 4194
- days_rel: n/a
- days_push: 2454
- n_releases_24m: 0
Adoption not part of the score
1046 stars · 165 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
PhosphorJS is a TypeScript library providing widgets, layouts, collections, signaling, and messaging primitives for building rich web UIs. The project is archived and no longer maintained.
Use cases
- build dockable panel layouts in a web app
- widget toolkit for typescript single-page apps
- signaling and messaging primitives for frontend components
- custom dom layout containers
- build desktop-like web interfaces
When to choose
- you need a proven widget/layout library and are comfortable maintaining a fork yourself
- you're working on an existing codebase already built on PhosphorJS
When to avoid
- starting a new project - the repo is archived with no updates since 2019
- you want community support or bug fixes
- consider active forks like Lumino instead
Facets
library · maturity abandoned
ui-components state-management middleware frontend web-development developer-tools browser cross-platform widget-toolkit dom-layout signaling typescript archived nodejs
2 sources
- readme: https://github.com/phosphorjs/phosphor · fetched 2026-08-28 · a5e8b9ff43d0
- registry_npm: https://registry.npmjs.org/phosphor · fetched 2026-08-29 · 0156bd1a3c7b
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| phosphorjs/phosphor | main | 10 |
For agents
markdown · JSON · MCP: product_card(name="phosphorjs/phosphor")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem