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

sveltejs/sapper

The next small thing in web development, powered by Svelte observed · 2026-08-28

github.com/sveltejs/sapper · homepage · TypeScript · MIT (permissive) · archived 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 2026-09-02. Adoption (stars, forks) is never an input.

  • gap_med: n/a
  • age_days: 3187
  • days_rel: n/a
  • days_push: 1330
  • n_releases_24m: 0

Full methodology

Adoption not part of the score

6919 stars · 411 forks observed · 2026-08-28

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

Sapper is a web application framework built on Svelte that provides server-side rendering, file-based routing, code-splitting, and offline support. It has been deprecated in favor of its successor, SvelteKit, and receives no further bug or security fixes.

Use cases

  • build a server-rendered Svelte app
  • migrate a legacy Sapper project to SvelteKit
  • understand how SvelteKit evolved from Sapper
  • maintain an existing Sapper codebase
  • compare Sapper with Next.js for Svelte apps

When to choose

  • you are maintaining an existing Sapper application that cannot yet be migrated
  • you need to study Sapper's architecture for historical or migration purposes

When to avoid

  • starting any new project - use SvelteKit instead
  • you need security fixes or bug fixes
  • you want long-term community support

Facets

framework · maturity abandoned

ssr web-framework routing static-site-generator web-development frontend developer-tools cross-platform svelte deprecated sveltekit-predecessor server-side-rendering file-based-routing nodejs web-server

4 sources

Member repositories

RepositoryRoleHealth v2
sveltejs/sappermain10

For agents

markdown · JSON · MCP: product_card(name="sveltejs/sapper")

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