Localization middleware

57 reusable Localization middleware libraries across every platform — libraries, SDKs, and drop-in systems. You should never have to know which ecosystem it lives in.

• @koishijs/i18n-utils

  by shigma · Free · npm

  I18n Utilities for Koishi

  AILocalization

• ai-i18n-tools

  by wsj-br · Free · github

  A fully automated i18n (internationalisation) toolkit for JavaScript and TypeScript projects. Leverages AI (multiple providers) to manage the complete translation workflow, from extracting strings to generating locale-ready JSON files, Markdown documentation, Docusaurus- or Astro-powered sites, and SVG assets, supporting several languages easily.

  AILocalization   TypeScript

• ariadne

  by mclaut · Free · github

  Local-first multilingual MCP memory for Codex and Claude Code: Qdrant + Ollama bge-m3 hybrid search, curation tools, auto-recall/capture, import/export, backups, and a cross-platform tray. No Docker or cloud.

  AIMemoryLocalization   Go

• arxiv-reader-mcp

  by Sulcate-whipcord611 · Free · github

  Search and extract research papers from arXiv using this Model Context Protocol server.

  AILocalizationAutomation   Python

• Auto-Translate-Clipboard

  by hasoftware · Free · github

  Lightweight Windows 11 translation tool: press a global hotkey, type text, hit Enter - the translation is copied to your clipboard instantly. Built with WinUI 3.

  Localization   C#

• chatwoot-power-tools

  by achiya-automation · Free · github

  One command adds smart contact import, WhatsApp drip sequences & dashboard upgrades to self-hosted Chatwoot — same-origin sidecar, Docker Compose only.

  LocalizationAPI   JavaScript

• Ciyue

  by Mumulhl · Free · fdroid

  A simple mdict dictionary

  Localization   Android

• clawapp

  by insignificant-villian · Free · github

  Enable mobile browsers to chat with OpenClaw AI agents by providing remote access beyond the local Gateway limits.

  AILocalization   JavaScriptAndroid

• DeepL

  by sakusaku3939 · Free · fdroid

  Unofficial Android App for DeepL Translator

  Localization   Android

• Diconfinement

  by Antoine FLINOIS · Free · fdroid

  French dictionary.

  Localization   Android

• DUBSTEP-TAG-RANDOMIZER

  by youngermanbeat · Free · github

  🏷️ Generate unique tags easily for content marketing, saving time and ensuring consistency across your social media posts with Dubstep Tag Randomizer.

  LocalizationAutomation   Python

• freeDictionaryApp

  by Yamin Siahmargooei · Free · fdroid

  a simple app for Free Dictionary API

  Localization   Android

• Fujiten

  by Olivier Drevet · Free · fdroid

  Japanese dictionary made with Flutter

  Localization   FlutterAndroid

• Fun With Kanji

  by Krille Fear · Free · fdroid

  Simple app to learn Hiragana, Katakana and Kanji.

  Localization   Android

• Galnet Dictionary

  by Xavier Gómez Guinovart · Free · fdroid

  Multilingual dictionary with translations and synonyms for 10 languages

  Localization   Android

• global-backend

  by StephenQiu30 · Free · github

  GitHub Markdown Translator 后端：通过 GitHub App 扫描仓库 Markdown、调用翻译模型生成语言后缀文件，并以 Pull Request 提交回 GitHub；支持公开仓库只读预览。

  Localization   Python

• Glosdalen

  by Daniel Freiermuth · Free · fdroid

  Vocabulary lookup with direct Anki card creation

  Localization   Android

• Google Sheet Localization Handler

  by palmasop · Free · godot

  Sync your Godot game’s translations directly from Google Sheets! Easily manage, update, and test all your localizations right inside the editor—no more manual CSVs or copy-pasting. Perfect for teams and solo devs who want fast, hassle-free multilingual support.

  Localization   Godot

• Google Sheets to Godot Localization

  by SybrenVP · Free · godot

  Sync your game's translations from Google Sheets to Godot with a single click.

  Localization   Godot

• i18n

  by mashpie · Free · npm

  lightweight translation module with dynamic json storage

  Localization

• i18next

  by i18next · Free · MIT · middleware

  Internationalization framework for JavaScript — translation, formatting, and pluralization.

  Localization   JavaScriptTypeScriptWebNode.jsReact

• InstaLate

  by Concept1tech · Free · fdroid

  Online dictionary - Translate content directly in your apps

  Localization   Android

• Janus

  by Menny Even Danan · Free · fdroid

  Contextual translations using Wikipedia's knowledge graph.

  Localization   Android

• Jargons Colombia

  by Tulio Jiménez C · Free · fdroid

  Brief dictionary of Colombian jargon.

  Localization   Android

• JMdict droid

  by fdroid · Free · fdroid

  A Japanese to English dictionary, based on JMdict.

  Localization   Android

• JS-Dict

  by fdroid · Free · fdroid

  Japanese-English dictionary app powered by Jisho.org.

  Localization   Android

• Kakugo

  by Philippe Daouadi · Free · fdroid

  Learn Japanese with Kakugo

  Localization   Android

• Kanji draw

  by fdroid · Free · fdroid

  A simple drawn kanji character recognition application

  Localization   Android

• Lane's Lexicon

  by GibreelAbdullah · Free · fdroid

  An Arabic English Dictionary

  Localization   Android

• Lentil Translate

  by fdroid · Free · fdroid

  Privacy focused open source translator.

  Localization   Android

• Localization

  by thunderplugins · Free · godot

  This plugin translates your Godot 4 project. It's simple, efficient, and ideal for beginners. Note: Watch the setup video before downloading.

  Localization   Godot

• Localization Editor (G4)

  by VP-GAMES · Free · godot

  This is a Godot Editor plugin to manage localization data. The plugin allows you to quickly and easily edit translations in csv format. You can also auto translate your text (build in Google Translator) Remaps are also supported. Resources are assigned very easily using drag and drop. The assigned resources can be viewed in preview window, to check them. Inputs are also checked for errors. The wrong entries are highlighted in color. Version: 0.4.0 godot 4 rc1

  Localization   Godot

• LoloTrans

  by immerzu · Free · fdroid

  Floating-bubble translator with configurable translation backend

  Localization   Android

• Nheengaré

  by Ademar Alves de Oliveira · Free · fdroid

  A dictionary of nheengatu

  Localization   Android

• Notification Dictionary

  by Karthikeyan Singaravelan · Free · fdroid

  An Android app to display meaning of the word as notification.

  Localization   Android

• Offline Translator

  by David Ventura · Free · fdroid

  On-device translation of text, images and pdf/odt files, with TTS

  VoiceOCRLocalization   Android

• OSS-Dict

  by fdroid · Free · fdroid

  Offline Dictionaries

  Localization   Android

• Pocket ReadLex

  by Neil Roberts · Free · fdroid

  Shavian spelling dictionary

  Localization   Android

• Poet Assistant

  by fdroid · Free · fdroid

  Dictionary and TTS tools for editing poems

  Localization   Android

• Praktika Vortaro

  by Dušan Juretić · Free · fdroid

  Offline Esperanto dictionary

  Localization   Android

• prozetta

  by UrgenProchnoff · Free · github

  LLM pipeline for literary translation with a consistency glossary and a self-checking quality loop

  AILocalization   JavaScriptNode.js

• QDict

  by fdroid · Free · fdroid

  A dictionary application for dictionaries in StarDict format.

  Localization   Android

• QuickDic

  by fdroid · Free · fdroid

  Offline translation dictionary

  Localization   Android

• react-i18next

  by adrai · Free · npm

  Internationalization for react done right. Using the i18next i18n ecosystem.

  Localization   React

• safe-tab-url-lister

  by Cyrillsheared95 · Free · github

  Copy URLs from all open Chrome tabs to your clipboard in plain text, Markdown, JSON, or CSV formats using this local, privacy-focused extension.

  Localization   JavaScriptWeb

• Seamless

  by woheller69 · Free · fdroid

  Offline speech to text translator

  Localization   Android

• SilverDict

  by Yi Xing · Free · fdroid

  Android client of the SilverDict dictionary server

  Localization   Android

• SinGal Dictionary

  by Xavier Gómez Guinovart · Free · fdroid

  Galician Synonyms Dictionary

  Localization   Android

• sublarr

  by Abrechen2 · Free · github

  Self-hosted subtitle manager & LLM translator for anime and media — *arr-compatible, fully local

  AILocalization   Python

• Sumatora

  by Nicolas Centa · Free · fdroid

  Offline Japanese dictionary

  Localization   Android

• Toadua

  by Robin · Free · fdroid

  The collaborative Toaq dictionary

  Localization   Android

• Traductor Softcatalà

  by Softcatalà · Free · fdroid

  Softcatalà's Catalan to Spanish/English/French/Portuguese translator

  Localization   Android

• uaTranslit

  by Oleg Baidalka · Free · fdroid

  App to translit cyrilic phrases to latin using commonly used translation rules.

  Localization   Android

• vue-i18n

  by GitHub Actions · Free · npm

  Internationalization plugin for Vue.js

  Localization   Vue

• wsl-assistant

  by rish-1997 · Free · github

  A fully auto configured, self-hosted local AI & database stack on Debian WSL2.

  AIMemoryLocalization

• xcode-xcstrings-csv-tool

  by TheEnd14147 · Free · github

  🌍 Automate iOS/macOS localization by updating Xcode String Catalogs with CSV files, saving time and reducing errors in translation workflows.

  LocalizationDeveloper Tools   PythoniOS

• boQwI'

  by fdroid · Free · fdroid
  Localization   Android