TUX IM

Talking about input methods on Linux, what probably comes to mind is fcitx, Sogou Pinyin Input Method, Rime, and the like. Actually, there are quite a few good Linux input methods available nowadays. I’ve collected them for everyone. The list is in no particular order: Baidu Input Method Download link: https://srf.baidu.com/site/guanwang_linux/ Sogou Input Method Download... » read more

The InputMode protocol allowed emoji mode and Google Pinyin ctypes binding to be integrated with nearly zero cost. This is part 7/8 of the TUX IM Dev Log: From Zero to 0.1 series. Part 7 · From Emoji to Google Pinyin: The Triumph of the InputMode Protocol The previous post covered ASR, which was a... » read more

From code completion to apt install ./tux-im.deb: mypy strict, CI evolution, deb packaging. This is part 8/8 of the TUX IM Dev Log: From Zero to 0.1 series. Part 8 · Releasing 0.1.0: mypy strict, CI, deb packaging Code completion doesn’t mean you can ship. Between the last line of code and apt install ./tux-im_0.1.0-12_all.deb,... » read more

AudioCapture / ASRClient / OverlayWindow — how three modules work together. This is part 6/8 of the TUX IM Dev Log: From Zero to 0.1 series. Part 6 · Making Chinese Input “Talk” — ASR Speech Input Subsystem Pinyin, Wubi, and mixed input are all keyboard input. Voice input is a different paradigm: the user... » read more

Wubi’s “dead key passthrough” and wbpy’s dual-buffer synchronization design philosophy. This is part 5/8 of the TUX IM Dev Log: From Zero to 0.1 series. Part 5 · Wubi and Mixed Input: Wubi + Wbpy — Two Philosophies Pinyin is a “stream” — a string of letters corresponds to a list of candidates. Wubi is... » read more

Pinyin query: 110 lines of trie code, word frequency boosting, atomic user dictionary persistence. This is part 4/8 of the TUX IM Dev Log: From Zero to 0.1 series. Part 4 · Pinyin Mode: trie, Word Frequency, User Dictionary This post starts the technical deep dive. Pinyin query is the hottest code path in the... » read more

The InputMode protocol wasn’t designed — it was carved out by bugs, one by one. This is part 3/8 of the TUX IM Dev Log: From Zero to 0.1 series. Part 3 · The Core Architecture Carved Out by 6 Bug Fixes The previous post covered crashes — but crashes are just the surface. Beneath... » read more

IBus engine crash = desktop crash. 8 pitfalls nearly made me give up, and how cddcb40 saved the day. This is part 2/8 of the TUX IM Dev Log: From Zero to 0.1 series. Part 2 · The First Scream of the IBus Engine — How I Crashed the Daemon In Part 1, I set... » read more

TUX IM started from 5 files, 132 lines of Python. This is part 1/8 of the TUX IM Dev Log: From Zero to 0.1 series. Part 1 · From an Empty Repo to the First Character ‘Di’ — Why I Rewrote an Input Method Prologue: Why an Input Method? In spring 2026, I was typing... » read more