# google/mozc

Mozc - a Japanese Input Method Editor designed for multi-platform

Repository: https://github.com/google/mozc
Canonical: https://ross.abutalabs.com/products/mozc
Language: C++
License: NOASSERTION
License Family: other
Last push: 2026-08-26T08:41:51+00:00

## Health v2 (maintenance only)
Score: 77/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 99, release rhythm 35, longevity 100
- inputs: {"age_days": 4151, "days_push": 7, "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 2970, forks 513 (observed 2026-08-28T04:07:32.713058+00:00)

## What it is
Mozc is an open-source Japanese Input Method Editor (IME) originating from Google Japanese Input, released under a BSD license. It supports multiple platforms including Android, macOS, Chromium OS, Linux, and Windows.

## Use cases
- type Japanese text on Linux
- Japanese IME for macOS
- convert romaji to kana and kanji
- open source alternative to Google Japanese Input
- embed Japanese input in Android apps
- build a custom IME from source

## When to choose
- you need Japanese text input on a supported desktop or Android platform
- you want an open-source IME you can build and modify yourself
- you are packaging an IME for a Linux distribution

## When to avoid
- you need official Google support or QA guarantees
- you need input methods for languages other than Japanese
- you want a turnkey binary with stable release channel

## Facets
- artifact type: application
- maturity: active
- function: nlp, internationalization
- domain: cross-platform
- platform: windows, cpp
- tags: ime, japanese-input, input-method-editor, text-conversion, natural-language-processing, localization, android, macos, linux

## Member repositories
- google/mozc (main) score 77

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:07:32.713058+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 2026-08-30T07:31:44.308388+00:00, confidence not recorded.
  - readme: https://github.com/google/mozc (fetched 2026-08-28T04:07:32.713058+00:00, sha ecc82c680b75)
- Data as of 2026-08-30T08:39:29.467469+00:00.