Ross ROSS = Recommend OSS · open-source software intelligence for agents

nylas/nylas-mail

:love_letter: An extensible desktop mail app built on the modern web. Forks welcome! observed · 2026-08-28

github.com/nylas/nylas-mail · homepage · JavaScript · MIT (permissive) · archived observed · 2026-08-28

Health v2 · maintenance only

10/100

  • Activity 89
  • Release rhythm 8
  • Longevity 100

Flags: 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: 4339
  • days_rel: n/a
  • days_push: 69
  • n_releases_24m: 0

Full methodology

Adoption not part of the score

24734 stars · 1343 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

Nylas Mail (originally N1) was an open-source, extensible desktop email client built with Electron, React, and Flux, featuring a plugin architecture and local sync engine. The repository was archived in 2026 and is preserved for historical reference, with community forks carrying on development.

Use cases

  • open-source desktop email client
  • extensible mail app with plugins
  • electron email app to fork and customize
  • self-hosted mail sync client
  • study how to build an electron mail client

When to choose

  • you want a historical reference for building an Electron-based mail client
  • you want to fork an extensible open-source mail client as a starting point

When to avoid

  • you need an actively maintained email client
  • you want security updates or bug fixes
  • you need support for modern Node.js versions (it targets Node 6)

Facets

application · maturity abandoned

email gui plugin-system developer-tools email developer-tools cross-platform windows cross-platform mail-client archived react flux extensible open-source-email electron macos linux javascript

2 sources

Member repositories

RepositoryRoleHealth v2
nylas/nylas-mailmain10

For agents

markdown · JSON · MCP: product_card(name="nylas/nylas-mail")

Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem