ibus VS mozc

Compare ibus vs mozc and see what are their differences.

ibus

Intelligent Input Bus for Linux/Unix (by ibus)

mozc

Mozc - a Japanese Input Method Editor designed for multi-platform (by google)
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ibus mozc
23 12
831 2,083
1.1% 1.5%
8.9 0.0
8 days ago 11 days ago
C C++
GNU Lesser General Public License v3.0 only GNU General Public License v3.0 or later
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

ibus

Posts with mentions or reviews of ibus. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-04-01.
  • From xz to ibus: more questionable tarballs
    5 projects | news.ycombinator.com | 1 Apr 2024
    1.5.29-rc2 was tagged on 9 Nov 2023 [1] and in did not contain "N_("CJK Unified Ideographs Extension I")," in src/ibusunicodegen.h [2].

    Commit 228f0a77b2047ade54e132bab69c0c03f0f41aae from 28 Feb 2023 introduced this change instead. It's the same person who tagged 1.5.29-rc2 and committed 228f0a77b2047ade54e132bab69c0c03f0f41aae which is typically an indication the maintainer tar'd their checked out git folder and accidentally included changes not get committed.

    [1] https://github.com/ibus/ibus/releases/tag/1.5.29-rc2

    [2] https://github.com/ibus/ibus/blob/0ad8e77bd36545974ad8acd0a5...

    [2] https://github.com/ibus/ibus/commit/228f0a77b2047ade54e132ba...

  • gtk+-2.24.33_2 in transaction breaks installed pkg `ibus-1.5.28_2
    1 project | /r/voidlinux | 30 Jun 2023
    On https://github.com/ibus/ibus we can see gtk+ are probably only need for ibus-setup. I would like help to be sure i not miss any step.
  • The reality of Wayland input methods in 2022 (2022)
    3 projects | news.ycombinator.com | 26 May 2023
    I also know input methods work great in Ubuntu (Gnome Wayland) because Gnome supports ibus.

    But the article is specifically about incompatibility of input methods among different DEs: Gnome, KDE, wlroots-based environments such as Sway and Hyprland.

    After many years, ibus still doesn’t work with wlroots: https://github.com/ibus/ibus/issues/2182

    The list of recommended IMEs on Sway are all WIP: https://github.com/swaywm/sway/wiki/Useful-add-ons-for-sway#...

    Most people use fcitx5 with Sway because fcitx5 and Sway both support input method unstable v2. But the article explains that v2 is still not universally supported among wayland DEs, and that’s why it’s problematic.

  • [Steam Gaming] - Player keeps moving in one direction even when direction key not pressed
    1 project | /r/voidlinux | 18 Apr 2023
    Have no idea what the daemon does practically, here is the GitHub page.
  • Fedora Workstation 38 Is Shaping Up To Be Another Fantastic Release
    2 projects | /r/Fedora | 15 Mar 2023
  • Fedora 38 Beta Released
    2 projects | /r/Fedora | 14 Mar 2023
    The F38 beta is currently affected by two (mostly gaming-related) issues that you should be aware of: - https://gitlab.gnome.org/GNOME/mutter/-/issues/2678 -> a lot of SDL-based games have their fullscreen mode broken. The issue is bisected. - https://github.com/ibus/ibus/issues/2480 -> Keyboard input sometimes gets stuck. Issue has already been identified and we're waiting for an ibus release.
  • Missing keyboard events with X11 (inc. Wine) with ibus 1.5.28
    2 projects | /r/linux_gaming | 8 Mar 2023
  • Introducing the common input method
    1 project | /r/linux | 28 Jan 2023
    Also, to add to what u/Pizza-Driver said, it seems that ibus is not yet interoperable with the protocol used by Wayland display servers based on wlroots.
  • What does "Super+." do?
    1 project | /r/gnome | 6 Oct 2022
    I meant ctrl+., but it looks like ibus recently changed their emoji input shortcut back to super+., so the gtk emoji picker should be available via ctrl+. again without requiring changes: https://github.com/ibus/ibus/commit/1520c39d0d6036da725fcecd932883be3f3d3575
  • Disable Super+Period default behavior
    1 project | /r/gnome | 31 Aug 2022
    Looks like it was changed here: https://github.com/ibus/ibus/commit/1520c39d0d6036da725fcecd932883be3f3d3575

mozc

Posts with mentions or reviews of mozc. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-01-09.
  • What fonts do I need to display the Ibus-mozc icon correctly on the Shell?
    1 project | /r/gnome | 16 May 2023
    I think Ubuntu is shipping an earlier version of it that predates the commit that I believe might have introduced the bug. Since you're compiling from the AUR, anyway, maybe you can try patching it yourself and change EscapeXmlValue(engine.symbol()) back to engine.symbol().
  • any users of the Japanese input method? question about input-method.
    7 projects | /r/emacs | 9 Jan 2023
    It's worth noting mozc (the most popular open source japanese input method) has its own emacs input method: mozc.el.
  • Problem with Japanese Windows Keyboard
    1 project | /r/LearnJapanese | 9 Jun 2022
  • Assistance build mozc with gyp
    2 projects | /r/GUIX | 10 Jan 2022
    (define-public fcitx5-mozc-ut ;; (let ((commit "d0d8a87c1ef19b7bd1d2c040e4ef38951b07fbd0"))) (package (name "fcitx5-mozc-ut") (version "2.26.4520.102") (source (origin (method git-fetch) (uri (git-reference (url "https://github.com/fcitx/mozc") (commit "59c4b009a1fd642f7b6070356b9ddc73c30fd99b"))) (sha256 (base32 "0xzjfrn0m8mc6k8vrggrf50x0ssbb9yq9c5qnval8gk8v78rpyl5")))) (build-system python-build-system) (arguments `(#:use-setuptools? #f #:tests? #f #:phases (modify-phases %standard-phases (add-after 'unpack 'symlink (lambda* (#:key inputs #:allow-other-keys) (let ((gyp (assoc-ref inputs "python-gyp"))) (rmdir "src/third_party/gyp/") (symlink gyp "src/third_party/gyp")))) (replace 'configure (lambda* (#:key inputs ouputs #:allow-other-keys) (let ((gyp (assoc-ref inputs "python-gyp"))) ;; (chdir "src") (add-installed-pythonpath inputs outputs) (setenv (string-append "GYP_DEFINES=" "\"" "document_dir=" (assoc-ref ouputs "outs") "/share/doc/mozc" "use_libzinnia=1" "use_libprotobuf=1" "use_libabseil=1" "\"") (invoke "python" "build_mozc.py" "gyp" (string-append "--gypdir=" gyp "/bin") (string-append "--server_dir=" (assoc-ref ouputs "outs") "/lib/mozc") "--target_platform=Linux"))))) (replace 'build (lambda* (#:key outputs #:allow-other-keys) (add-installed-pythonpath inputs outputs) (invoke "python" "build_mozc.py" "build" "-c" "Release" "server/server.gyp:mozc_server" "gui/gui.gyp:mozc_tool" "unix/fcitx5/fcitx5.gyp:fcitx5-mozc"))) (delete 'check) (replace 'install (lambda* (#:key outputs #:allow-other-keys) (add-installed-pythonpath inputs outputs) (setenv (string-append "PREFIX=" (assoc-ref outputs "out"))) (setenv "_bldtype=Release") (invoke "scripts/install_server") (invoke "install" "-d" (string-append (assoc-ref outputs "out") "/share/licenses/fcitx5-mozc")))) ))) (inputs `(("python-gyp" ,python-gyp) ("gtk2" ,gtk+-2) ("zinnia" ,zinnia))) (propagated-inputs `(("six" ,python-six))) (native-inputs `(("python" ,python) ("qtbase" ,qtbase-5) ("ninja" ,ninja) ("fcitx5" ,fcitx5) ("pkg-config" ,pkg-config))) (synopsis "A Japanese Input Method Editor designed for multi-platform") (description "Mozc is a Japanese Input Method Editor (IME) designed for multi-platform such as Android OS, Apple OS X, Chromium OS, GNU/Linux and Microsoft Windows. This OpenSource project originates from Google Japanese Input.") (home-page "https://github.com/google/mozc") (license bsd-3)))
  • Terminology で日本語入力
    4 projects | dev.to | 21 May 2021
  • windows-like language toggling with mozc
    1 project | /r/i3wm | 10 May 2021
  • Windows 10 Japanese Keyboard Alternatives
    1 project | /r/LearnJapanese | 1 May 2021
  • [Google IME] How to force [あ] Hiragana as default / get rid of [A] Default Input?
    1 project | /r/LearnJapanese | 28 Feb 2021
  • How do I input japanese characters in anki on linux?
    1 project | /r/Anki | 26 Jan 2021
  • [RANT?]Some issues that make Linux based operating systems difficult to use for Asian countries.
    3 projects | /r/linux | 19 Jan 2021
    This bug looks like fixed with this commit https://github.com/google/mozc/commit/9ba59b64d53365c1fe93c1c245b4ec3e35bdadf0

What are some alternatives?

When comparing ibus and mozc you can also consider the following projects:

fcitx - A Flexible Input Method Framework

fcitx5 - maybe a new fcitx.

reverse-im.el

rofimoji - Emoji, unicode and general character picker for rofi and rofi-likes

fcitx.el - Better fcitx integration for Emacs.

sway - i3-compatible Wayland compositor

rime-terra-pinyin - 【地球拼音】輸入方案

yabai - A tiling window manager for macOS based on binary space partitioning

general.el - More convenient key definitions in emacs

void-packages - The Void source packages collection

ddskk - Daredevil SKK (Simple Kana to Kanji conversion program)