# xbrowsersync/app

xBrowserSync browser extensions / mobile app

Repository: https://github.com/xbrowsersync/app
Canonical: https://ross.abutalabs.com/products/xbrowsersync-app
Language: TypeScript
License: GPL-3.0
License Family: copyleft
Last push: 2026-03-20T19:51:41+00:00

## Health v2 (maintenance only)
Score: 68/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 73, release rhythm 42, longevity 100
- inputs: {"age_days": 3772, "days_push": 166, "days_rel": 173, "gap_med": null, "n_releases_24m": 1}
- flags: prerelease_only
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1728, forks 136 (observed 2026-08-28T04:05:28.424672+00:00)

## What it is
xBrowserSync is a free, privacy-focused tool for syncing browser data (bookmarks, settings, etc.) between different browsers and devices. This repository contains the source code for the browser web extensions (Chromium, Firefox) and the Android mobile app used to connect to an xBrowserSync service.

## Use cases
- sync bookmarks across chrome and firefox
- sync browser data between desktop and android
- private anonymous bookmark syncing
- self-hosted browser sync alternative
- sync browser settings across devices
- build browser extension from source

## When to choose
- you want to sync browser data without a proprietary account
- you need cross-browser (Chromium/Firefox) and cross-device sync
- privacy and anonymity are priorities
- you want to self-host the sync service

## Facets
- artifact type: application
- maturity: active
- function: caching, security, cryptography, backup
- domain: privacy, browser-extensions, cross-platform, developer-tools
- platform: browser-extension, cross-platform
- tags: bookmark-sync, browser-data-sync, privacy-first, anonymous, cordova, open-source, android, typescript

## Member repositories
- xbrowsersync/app (main) score 68

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:05:28.424672+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 2026-08-30T03:32:14.716488+00:00, confidence not recorded.
  - readme: https://github.com/xbrowsersync/app (fetched 2026-08-28T04:05:28.424672+00:00, sha 539d2740958a)
- Data as of 2026-08-30T08:39:29.467469+00:00.