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WP Multibyte Patch

by Seisuke Kuraishi · Uncategorized

Multibyte functionality enhancement for the WordPress Japanese package.

Try it live opens a temporary test site in your browser, which can take about 20 seconds to load. Plugins that rely on outside services or a full server may not work completely there.

Health

A 90/100

no flags

Active installs

1M+

≈1.9M estimated

Momentum

+13%

downloads vs prior 30d

Biggest opportunity: Add “package”, “enhancement” and “packages” to your wp.org tags. You rank #4, #5 and #5 for them without listing them, close enough for a declared tag to move you up. WordPress.org counts only your first five tags, so with 4 listed these are the slots worth spending.

How scoring works →
90 Health · A
Maintenance 100/100
Rating quality 92/100
Support 70/100

90 health vs 58 average across 25,753 Uncategorized plugins

Install conversion

How it's measured →

12%

of downloads still active

At least 1M of 8.5M lifetime downloads are still running, above its category: the median Uncategorized plugin keeps 0.6%, across 17,772 plugins.

Downloads count every update, not just first installs, so older and more frequently released plugins read lower. Compare against other Uncategorized plugins, not across the directory. wp.org reports active installs as the bottom of a band, so the real rate is this or higher.

This plugin shipped 2 releases in the last 12 months, and every existing install that updated counted as another download. wp.org publishes no split between first installs and updates, so we show the raw rate rather than guess at one.

Details

Version
2.9.4
Last updated
7d ago
Added
2011-07-14 · 15 yrs old
Requires WP
5.2
Tested up to
7.1.4
Requires PHP
—

Recent review vibe

read from the latest 12 reviews to 2026-03-15
Positive PraiseOnboardingCompatibility

Reviewers, old and new, say it just works once installed with no setup and quietly fixes multibyte character issues, and nobody reports a problem.

Directory ranking optimization

How it's scored →

How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.

95 / 100

Excellent listing optimization

Well tuned across the board

Update recency 100/100

Updated 7 days ago

WP compatibility 100/100

Tested up to WordPress 7.1.4, the current branch or newer

Rating quality 88/100

5.0★ over 25 reviews, smoothed to 4.40★

Listing tuning 92/100

4 of 5 tags set · short description in place

Daily downloads

Since 5 Oct 2022 · 1,489 days · wp.org + Plugin Pulse archive

+13% vs prior 30d
7.6K1 Nov 2026

30-day downloads

Rolling 30-day volume · peak 413.7K · peaks are release surges

413.7K1 Nov 2026

Directory rank vs rivals

wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you

WP Multibyte Patch · #66youWareki · #12820RA · #24129Loco Translate · #37

Health trend

Composite health score, snapshotted daily

901 Nov 2026

Update activity

How busy the existing users are, measured as downloads in the last 30 days for every 1,000 active sites. A spike means a new release everyone's pulling; a long, slow decline means an aging user base that updates less.

4141 Nov 2026

Release cadence

Occasionally updated
from wp.org release tags

How often this plugin actually ships. A steady rhythm is the maintenance signal a single "last updated" date can't show.

2

releases in the last 12 months

7d ago

latest release · v2.9.4 · 25 Oct 2026

31

tagged releases on record

Recent releases

2.9.4 · 25 Oct 20262.9.3 · 16 Aug 20262.9.2 · 14 Apr 20252.9.1 · 14 Apr 20252.9 · 6 Nov 20242.8.5 · 19 Jun 20202.8.4 · 31 Mar 20202.8.3 · 12 Nov 20192.8.2 · 6 May 20192.8.1 · 11 Nov 20172.8 · 5 Oct 20162.7 · 15 Aug 20162.6 · 11 Apr 20162.5 · 7 Dec 2015

What its installed base runs

via wordpress.org

Share of active installs on each version of this plugin · 84% run the current release. Green is the current release; a big slice on older versions is a user base that has stopped updating.

v2.9 84%
v2.8 11%
Older / other versions 4.4%

Estimated active installs

The public count shows “1M+”. Our estimate pins where the real number sits.

tracked estimate
1M–2M ≈1.9M

Crossed into this band 5.6 years ago; a band this size takes about a year or more to cross, which places it about 90% of the way through.

Install history since 4 Feb 2021

1M1 Nov 2026

Recent reviews

All reviews on wp.org ↗
  1. ★★★★★ Tammy
    8mo ago

    Installed this cz some characters were breaking on my site. After activating, everything started working fine. No setup needed, just works in background. tnx devs for keeping it simple 👍

    Read on wp.org ↗
  2. ★★★★★ Kelsi
    8mo ago

    Added it to handle multibyte characters, and it works smoothly. Didn’t need to configure much. Just installed and forgot about it. Everything has been running fine since then. tnx devs for keeping it light.

    Read on wp.org ↗
  3. ★★★★★ skillsharejp
    4.5y ago

    MUST HAVE plugin if you use Japanese on your sites!

    Read on wp.org ↗
  4. ★★★★★ armdroid
    6.8y ago

    Wordpress5からデフォルトでなくなったので「もういらない」と思ったら大間違い。 現在でも日本語ファイルのアップロードなどでも困らないように対処してくれます。

    Read on wp.org ↗
  5. ★★★★★ nosann
    7.7y ago

    最新のバージョンにも対応しているのでとりあえず入れて使ってる このプラグインでエラーの原因になった覚えはないし サポートされ続ける限り入れたままにするだろう

    Read on wp.org ↗
  6. ★★★★★ Susumu Seino
    8.4y ago

    It was a great plugin in Japanese.

    Read on wp.org ↗
  7. ★★★★★ itigo100
    8.8y ago

    有用なプラグインを開発して頂いてありがとうございます。

    Read on wp.org ↗
  8. ★★★★★ larrysmorgan37
    8.9y ago

    Insightful

    Read on wp.org ↗

Behavioral tests

via WP Hive

Automated install-time checks, tested on PHP 8.1.12 · WP 6.8.3

✓ Low memory footprint
✓ Low page-speed impact
✓ Runs on latest PHP + WP
✓ No PHP errors
✓ No JS errors
✓ Activates cleanly
✓ No resource errors
✓ No external HTTP errors
✓ Optimized database use
✕ Frequently updated

Languages

via translate.wordpress.org

Translated into 57 languages, 32 at 90% or more

Albanian 100%
Catalan 100%
Chinese (Taiwan) 100%
Czech 100%
Dutch 100%
Dutch (Belgium) 100%
Dutch (Formal) 100%
English (Australia) 100%
English (Canada) 100%
English (New Zealand) 100%
English (South Africa) 100%
English (UK) 100%
French (France) 100%
Galician 100%
German 100%
German (Formal) 100%
Hungarian 100%
Italian 100%
Japanese 100%
Lithuanian 100%
Marathi 100%
Portuguese (Brazil) 100%
Russian 100%
Serbian 100%

Plus 33 more locales with partial translations.

AI assistants

How it's measured →

Whether ChatGPT and Claude name this plugin when asked the category question, and whether the readme gives them something to quote.

Not measured yet for this plugin’s topics. Its tracked searches are not among the measured topics. See the topics measured so far.

Readme readiness

1 of 8 pass · checked 27 Oct 2026

Can an assistant quote this readme? Eight deterministic checks over the wp.org listing, no model involved.

  • ! Says what it does Short description names no action; say what the plugin does for the site.
  • ! Has a FAQ No FAQ section.
  • ! FAQ asks real questions No FAQ to judge.
  • ! Names who it is for Never says who the plugin is for or what they use it for.
  • ! Names what it works with Names no plugin, service or platform it works with.
  • ! Headings and lists 0 headings and 0 lists; assistants quote headed sections and bullet lists, not paragraphs.
  • ! Enough to quote 81 characters of description; under 1,000 there is little to quote.
  • ✓ Tags match the text 2 of 4 tags appear in the text; "i18n", "wp-multibyte-patch" do not.

Growth timeline

Install-tier crossings we have observed, and how long each tier took to outgrow

  1. 2021-04-06 900K+ → 1M+ up after 302 days in tier
  2. 2020-06-08 1M+ → 900K+ down after 768 days in tier
  3. 2018-05-02 900K+ → 1M+ up after 517 days in tier
  4. 2016-12-01 800K+ → 900K+ up after 304 days in tier
  5. 2016-02-01 700K+ → 800K+ up

Competes with

The plugins that solve the same job, ranked by shared tags then reach, closest match first. The letter on the right is each plugin's health grade (A best, F worst).

Embed this report card

Drop a live Pulse card for WP Multibyte Patch into a readme, a review or a deck. It updates itself.

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Preview card ↗

WP Multibyte Patch: 1M+ active installs, 5.0★ (25 reviews). Plugin Pulse (WP Mayor), as of 2026-11-01. https://plugins.wpmayor.com/plugin/wp-multibyte-patch

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