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        <title>ChinaDeveloper Portfolio</title>
        <link>https://chinadeveloper.net</link>
        <description>Software development projects and updates</description>
        <lastBuildDate>Wed, 09 Sep 2026 02:19:49 GMT</lastBuildDate>
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        <copyright>Copyright 2026 ChinaDeveloper</copyright>
        <item>
            <title><![CDATA[How to Monetize a Free Chrome Extension With 101,347 Users]]></title>
            <link>https://chinadeveloper.net/en/blog/monetize-free-chrome-extension/</link>
            <guid>https://chinadeveloper.net/en/blog/monetize-free-chrome-extension/</guid>
            <pubDate>Tue, 08 Sep 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[My 2015 extension has 101,347 users and has never earned a cent. Why you can't monetize a free Chrome extension with a Pro version, and what I did instead.]]></description>
            <category>chrome-extensions</category>
            <category>chrome-web-store</category>
            <category>monetization</category>
        </item>
        <item>
            <title><![CDATA[Chrome Web Store Rejected Me 7 Times in 9 Months]]></title>
            <link>https://chinadeveloper.net/en/blog/chrome-web-store-rejected/</link>
            <guid>https://chinadeveloper.net/en/blog/chrome-web-store-rejected/</guid>
            <pubDate>Tue, 08 Sep 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[Chrome Web Store rejected my extensions seven times in nine months. Every notice, the exact code and copy they flagged, and what I changed to pass.]]></description>
            <category>chrome-extensions</category>
            <category>manifest-v3</category>
            <category>chrome-web-store</category>
        </item>
        <item>
            <title><![CDATA[Next.js Static Export i18n Without a Locale Prefix]]></title>
            <link>https://chinadeveloper.net/en/blog/nextjs-static-export-i18n/</link>
            <guid>https://chinadeveloper.net/en/blog/nextjs-static-export-i18n/</guid>
            <pubDate>Wed, 02 Sep 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[Next.js static export i18n breaks the usual rewrite trick for a prefix-free default locale. Here is the route-group layout I run on two live sites.]]></description>
            <category>nextjs</category>
            <category>i18n</category>
            <category>static-export</category>
        </item>
        <item>
            <title><![CDATA[Chrome Extension MAIN World Content Script: Nothing on Load]]></title>
            <link>https://chinadeveloper.net/en/blog/chrome-extension-main-world-content-script/</link>
            <guid>https://chinadeveloper.net/en/blog/chrome-extension-main-world-content-script/</guid>
            <pubDate>Thu, 27 Aug 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[A Chrome extension MAIN world content script can patch the page's own fetch. Here is why mine saw nothing on the first screen, and where the fix went.]]></description>
            <category>chrome-extensions</category>
            <category>manifest-v3</category>
            <category>content-scripts</category>
        </item>
        <item>
            <title><![CDATA[chrome.browsingData excludeOrigins: One Call Isn't Enough]]></title>
            <link>https://chinadeveloper.net/en/blog/chrome-browsingdata-exclude-origins/</link>
            <guid>https://chinadeveloper.net/en/blog/chrome-browsingdata-exclude-origins/</guid>
            <pubDate>Fri, 21 Aug 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[chrome.browsingData excludeOrigins only applies to cookies, cache and storage. Why keeping a whitelist of logins takes several remove() calls, not one.]]></description>
            <category>chrome-extensions</category>
            <category>manifest-v3</category>
            <category>permissions</category>
        </item>
        <item>
            <title><![CDATA[How to Build a Gmail Extension Without the Gmail API]]></title>
            <link>https://chinadeveloper.net/en/blog/gmail-extension-without-gmail-api/</link>
            <guid>https://chinadeveloper.net/en/blog/gmail-extension-without-gmail-api/</guid>
            <pubDate>Sun, 16 Aug 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[A Gmail extension without the Gmail API: read whole threads from the print view, unread counts from the Atom feed, and skip restricted scopes entirely.]]></description>
            <category>chrome-extensions</category>
            <category>gmail</category>
            <category>permissions</category>
        </item>
        <item>
            <title><![CDATA[How to Record a Tab With an MV3 Offscreen Document]]></title>
            <link>https://chinadeveloper.net/en/blog/mv3-offscreen-tab-recording/</link>
            <guid>https://chinadeveloper.net/en/blog/mv3-offscreen-tab-recording/</guid>
            <pubDate>Tue, 11 Aug 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[A working MV3 offscreen document pipeline for tab recording: where the stream ID has to come from, why audio needs replaying, and the Retina resolution trap.]]></description>
            <category>chrome-extensions</category>
            <category>manifest-v3</category>
            <category>media</category>
        </item>
        <item>
            <title><![CDATA[How to Use optional_host_permissions in a Chrome Extension]]></title>
            <link>https://chinadeveloper.net/en/blog/chrome-extension-runtime-host-permissions/</link>
            <guid>https://chinadeveloper.net/en/blog/chrome-extension-runtime-host-permissions/</guid>
            <pubDate>Thu, 06 Aug 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[Shipping optional_host_permissions instead of a broad host_permissions block, with the user-gesture rule that breaks the request and how to structure around it.]]></description>
            <category>chrome-extensions</category>
            <category>manifest-v3</category>
            <category>permissions</category>
        </item>
        <item>
            <title><![CDATA[Chrome Extension PDF Export Without Shipping a PDF Library]]></title>
            <link>https://chinadeveloper.net/en/blog/chrome-extension-pdf-export/</link>
            <guid>https://chinadeveloper.net/en/blog/chrome-extension-pdf-export/</guid>
            <pubDate>Sat, 01 Aug 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[A Chrome extension PDF export built on jsPDF can fail review for remote hosted code. Here is the browser-print approach I use instead, plus DOCX and XLSX.]]></description>
            <category>chrome-extensions</category>
            <category>export</category>
            <category>manifest-v3</category>
        </item>
        <item>
            <title><![CDATA[Bookmark Commander — Search & Cleanup]]></title>
            <link>https://chinadeveloper.net/en/portfolios/bookmark-commander</link>
            <guid>https://chinadeveloper.net/en/portfolios/bookmark-commander</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Spotlight-style bookmark search from any tab, a drag-and-drop side panel manager and one-click cleanup for duplicates and dead links. All local features are free — AI organize and cloud backup for power users.]]></description>
        </item>
        <item>
            <title><![CDATA[Web to Markdown]]></title>
            <link>https://chinadeveloper.net/en/portfolios/web-to-markdown</link>
            <guid>https://chinadeveloper.net/en/portfolios/web-to-markdown</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Open the side panel, hit Convert, and copy or download tidy Markdown — with code fences, tables and math intact. Everything runs in your browser: no account, no servers, nothing uploaded.]]></description>
        </item>
        <item>
            <title><![CDATA[Bulk Image Downloader]]></title>
            <link>https://chinadeveloper.net/en/portfolios/bulk-image-downloader</link>
            <guid>https://chinadeveloper.net/en/portfolios/bulk-image-downloader</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Bulk Image Downloader previews every image on a page — or across every open tab — lets you filter by size and file type, then saves the whole selection to your Downloads folder in one go.]]></description>
        </item>
        <item>
            <title><![CDATA[ClearKit – History & Cache Cleaner]]></title>
            <link>https://chinadeveloper.net/en/portfolios/clearkit</link>
            <guid>https://chinadeveloper.net/en/portfolios/clearkit</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[ClearKit wipes history, cache and cookies in one click — or on a schedule you set — while a whitelist protects the sites you stay signed in to. Nothing leaves your browser.]]></description>
        </item>
        <item>
            <title><![CDATA[ScrnCap – Screenshot & Full Page Capture]]></title>
            <link>https://chinadeveloper.net/en/portfolios/scrncap</link>
            <guid>https://chinadeveloper.net/en/portfolios/scrncap</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Capture the visible area, the whole scrolling page, a region you draw or an exact size — then crop, annotate and blur right where you took it, and export to PNG, JPG, WEBP or PDF. Capturing stays free, offline and account-free; Pro adds beautified exports, batch capture and project files, all composed in your browser.]]></description>
        </item>
        <item>
            <title><![CDATA[ReelCap – Web Demo Screen Recorder]]></title>
            <link>https://chinadeveloper.net/en/portfolios/reelcap</link>
            <guid>https://chinadeveloper.net/en/portfolios/reelcap</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[ReelCap captures any browser tab straight to video — with a highlighted cursor, click ripples, your voice and a webcam bubble. Recording is free and needs no account; Pro adds click auto-zoom, MP4 and GIF export, and those run in your browser too.]]></description>
        </item>
        <item>
            <title><![CDATA[QR Studio – QR Code Generator & Scanner]]></title>
            <link>https://chinadeveloper.net/en/portfolios/qr-studio</link>
            <guid>https://chinadeveloper.net/en/portfolios/qr-studio</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Add a logo, gradients and a frame, export up to 2048px as PNG, SVG, JPG or PDF — and scan codes back from any image without a camera. Nothing ever leaves your browser.]]></description>
        </item>
        <item>
            <title><![CDATA[Ideas]]></title>
            <link>https://chinadeveloper.net/en/portfolios/ideas</link>
            <guid>https://chinadeveloper.net/en/portfolios/ideas</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Stuck on what to build, what to do next, or how to promote what you already have? Answer a few guided questions and get concrete, researched ideas — then turn the best one into a full report with market analysis, competitors, monetization and an MVP roadmap. Browsing the daily idea feed is free forever; only the AI output costs credits.]]></description>
        </item>
        <item>
            <title><![CDATA[Pulse]]></title>
            <link>https://chinadeveloper.net/en/portfolios/pulse</link>
            <guid>https://chinadeveloper.net/en/portfolios/pulse</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[One dashboard that watches your websites, SSL certificates, domains, app-store listings, browser extensions, social accounts and market data — and tells you before small problems become outages.]]></description>
        </item>
        <item>
            <title><![CDATA[SVG Forge]]></title>
            <link>https://chinadeveloper.net/en/portfolios/svg-forge</link>
            <guid>https://chinadeveloper.net/en/portfolios/svg-forge</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[View, edit, convert, optimize and vectorize SVG right in your browser, free and local. When you need something new, the AI generator writes layered, semantic, editable SVG straight from a text prompt.]]></description>
        </item>
        <item>
            <title><![CDATA[AI Chat Exporter]]></title>
            <link>https://chinadeveloper.net/en/portfolios/ai-chat-exporter</link>
            <guid>https://chinadeveloper.net/en/portfolios/ai-chat-exporter</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[One browser extension for ChatGPT, Claude, Gemini, Grok, DeepSeek and Perplexity. Pick the messages that matter, keep reasoning and sources intact, and export to PDF, DOCX, Markdown and seven more formats.]]></description>
        </item>
        <item>
            <title><![CDATA[ReadLens — AI Page Summarizer]]></title>
            <link>https://chinadeveloper.net/en/portfolios/readlens</link>
            <guid>https://chinadeveloper.net/en/portfolios/readlens</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[An AI reading companion in your browser's side panel. ReadLens recognises earnings pages, news, contracts, papers and product reviews — then explains what they mean and what to do, in your language.]]></description>
        </item>
        <item>
            <title><![CDATA[FeedLens — AI RSS Reader]]></title>
            <link>https://chinadeveloper.net/en/portfolios/feedlens</link>
            <guid>https://chinadeveloper.net/en/portfolios/feedlens</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[A local-first RSS reader that lives in your browser. FeedLens finds a feed on almost any site, keeps everything in one clean three-pane reader, and — only if you ask for it — lets AI summarise, translate and digest the unread pile.]]></description>
        </item>
        <item>
            <title><![CDATA[Auto Refresh | Page Monitor]]></title>
            <link>https://chinadeveloper.net/en/portfolios/auto-refresh-page-monitor</link>
            <guid>https://chinadeveloper.net/en/portfolios/auto-refresh-page-monitor</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[It runs inside the browser session you are already signed into, so it watches what a hosted checker never sees: the dashboard behind a company login, a stock page that only tells the truth while you are signed in, the queue you are personally standing in. Set an interval, say what you are waiting for, and go do something else.]]></description>
        </item>
        <item>
            <title><![CDATA[Mail Toolbox for Gmail™]]></title>
            <link>https://chinadeveloper.net/en/portfolios/mail-toolbox-for-gmail</link>
            <guid>https://chinadeveloper.net/en/portfolios/mail-toolbox-for-gmail</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Export, summarize and annotate without ever leaving your inbox. Any conversation becomes a PDF, Word file or Markdown note; AI reads the whole thread and hands back a summary with action items or a reply in your own tone; private notes pin to the messages that matter. It never asks for access to your Google account — no OAuth, no Gmail API. Gmail is a trademark of Google LLC; Mail Toolbox is an independent product.]]></description>
        </item>
        <item>
            <title><![CDATA[PinLens for Pinterest™]]></title>
            <link>https://chinadeveloper.net/en/portfolios/pinlens</link>
            <guid>https://chinadeveloper.net/en/portfolios/pinlens</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[A wall of pins all look like they worked. PinLens puts the numbers back on the cards: saves, comments and a speed-adjusted Viral Score that divides saves by the days since a pin went up, so a two-week breakout stops hiding behind a four-year-old workhorse. Everything you scroll past files itself into a library on your own machine, and the AI writes publish-ready copy straight from the image. Pinterest is a trademark of Pinterest, Inc.; PinLens is an independent product.]]></description>
        </item>
        <item>
            <title><![CDATA[SheetPilot — Save to Google Sheets™]]></title>
            <link>https://chinadeveloper.net/en/portfolios/sheetpilot</link>
            <guid>https://chinadeveloper.net/en/portfolios/sheetpilot</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[SheetPilot opens a side panel next to any page: highlight and right-click to file a row, or point the AI at a messy listing and it fills the exact columns you named — up to 50 rows from one results page. It learns each site's layout as it reads, so later visits replay locally, instant and free. Rows go straight from your browser to Google's API, never through our servers. Google Sheets is a trademark of Google LLC; SheetPilot is an independent product.]]></description>
        </item>
        <item>
            <title><![CDATA[Xeviora]]></title>
            <link>https://chinadeveloper.net/en/portfolios/xeviora</link>
            <guid>https://chinadeveloper.net/en/portfolios/xeviora</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[The brand portal of my product studio: 17 shipped browser extensions and SaaS tools localized into 10 languages, with centralized Paddle payments and a unified uninstall-feedback hub across the whole site network.]]></description>
        </item>
        <item>
            <title><![CDATA[LifeChapter]]></title>
            <link>https://chinadeveloper.net/en/portfolios/lifechapter</link>
            <guid>https://chinadeveloper.net/en/portfolios/lifechapter</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Turn memories and milestones into a beautiful timeline. Make PDF books, generate a personal website, and share your life story — with AI support.]]></description>
        </item>
        <item>
            <title><![CDATA[SEO PageRank]]></title>
            <link>https://chinadeveloper.net/en/portfolios/seo-pagerank</link>
            <guid>https://chinadeveloper.net/en/portfolios/seo-pagerank</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Instant SEO audit with A-E score, 30+ checks, keyword density, SERP tools and AI-powered suggestions.]]></description>
        </item>
        <item>
            <title><![CDATA[IP Flager — Country Flag for Any Site]]></title>
            <link>https://chinadeveloper.net/en/portfolios/ip-flager</link>
            <guid>https://chinadeveloper.net/en/portfolios/ip-flager</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[See where any website is hosted — its country flag in your toolbar, plus IP, city & full geolocation in one click. Fast & local.]]></description>
        </item>
        <item>
            <title><![CDATA[One Thought Immortal]]></title>
            <link>https://chinadeveloper.net/en/portfolios/one-thought-immortal</link>
            <guid>https://chinadeveloper.net/en/portfolios/one-thought-immortal</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Live the cultivator's life you've read about: test your spirit root, rise from odd-jobs disciple to elder, brew pills, forge artifacts, delve secret realms, court a dao companion — from Qi Refining to Ascension, in a procedural or hand-built world. A turn-based roguelite: fall, reincarnate, ascend.]]></description>
        </item>
        <item>
            <title><![CDATA[Sanguo Trade Road (三国商道)]]></title>
            <link>https://chinadeveloper.net/en/portfolios/sanguo-trade-road</link>
            <guid>https://chinadeveloper.net/en/portfolios/sanguo-trade-road</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[A real-time trading and tycoon sim set in late-Han China: build warehouses and workshops, run caravan routes between the 36 cities, court warlords for tax breaks and out-trade 3–5 rival AI merchant houses. In development with Godot 4.]]></description>
        </item>
        <item>
            <title><![CDATA[Industrial Inkjet Printer Suite]]></title>
            <link>https://chinadeveloper.net/en/portfolios/inkjet-printer-suite</link>
            <guid>https://chinadeveloper.net/en/portfolios/inkjet-printer-suite</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[Commissioned client project: an Android HMI on an embedded 800×480 panel driving the print head over RS485/232, a Windows companion for USB-key provisioning and Excel batch-job generation, and a WeChat mini-program for remote content push. Shown as a technology case study.]]></description>
        </item>
        <item>
            <title><![CDATA[Shotcake]]></title>
            <link>https://chinadeveloper.net/en/portfolios/shotcake</link>
            <guid>https://chinadeveloper.net/en/portfolios/shotcake</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[A fast, native screenshot tool for macOS. Capture any area, window or freeform shape, mark it up with arrows, blur and numbered steps, then drag it straight into the app you were already working in. One-time purchase — no subscription, no account, no ads. In development for the Mac App Store.]]></description>
        </item>
        <item>
            <title><![CDATA[Cloud Classroom]]></title>
            <link>https://chinadeveloper.net/en/portfolios/cloud-class</link>
            <guid>https://chinadeveloper.net/en/portfolios/cloud-class</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

"Qihang Education Cloud Classroom" is a learning system based on mobile devices that supports offline learning and instant learning progress recording (supports iOS, Android a]]></description>
        </item>
        <item>
            <title><![CDATA[Education]]></title>
            <link>https://chinadeveloper.net/en/portfolios/education</link>
            <guid>https://chinadeveloper.net/en/portfolios/education</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

The Smart Campus System is an integrated campus management and service platform built on modern information technology, aimed at improving campus management efficiency, optimi]]></description>
        </item>
        <item>
            <title><![CDATA[High-Speed Rail ATP Simulation Subsystem]]></title>
            <link>https://chinadeveloper.net/en/portfolios/atp</link>
            <guid>https://chinadeveloper.net/en/portfolios/atp</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

The ATP (Automatic Train Protection) subsystem is a safety control system that ensures train operating speed does not exceed the target speed. It is a subsystem of the ATC (Au]]></description>
        </item>
        <item>
            <title><![CDATA[Hunan Province Park Circular Transformation Indicator Management Platform]]></title>
            <link>https://chinadeveloper.net/en/portfolios/park</link>
            <guid>https://chinadeveloper.net/en/portfolios/park</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

Manages park circular transformation indicators, including application, review, warning, query of park circular transformation indicators, and generating annual reports, etc.
]]></description>
        </item>
        <item>
            <title><![CDATA[Icon Library Manager]]></title>
            <link>https://chinadeveloper.net/en/portfolios/icon-library-manager</link>
            <guid>https://chinadeveloper.net/en/portfolios/icon-library-manager</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

ABBIcon Pro includes ABB Icon Library Manager, ABB Image Icon Converter, ABB Icon Explorer, ABB Web Icon Extractor.

Features compare of ABB product families.

Manage Icon Lib]]></description>
        </item>
        <item>
            <title><![CDATA[Icon Office]]></title>
            <link>https://chinadeveloper.net/en/portfolios/icon-office</link>
            <guid>https://chinadeveloper.net/en/portfolios/icon-office</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

Icon Office is a professional and powerful icon conversion and management tool, With Icon Office, you can: 

Manage icon libraries

- Build and maintain icon libraries as desi]]></description>
        </item>
        <item>
            <title><![CDATA[Interactive Teaching and Training System]]></title>
            <link>https://chinadeveloper.net/en/portfolios/qboard</link>
            <guid>https://chinadeveloper.net/en/portfolios/qboard</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

A drawing board program developed with QT/C++ (supports drawing and painting directly on Office documents, images, and videos).

## Key Features

- The drawing board can be di]]></description>
        </item>
        <item>
            <title><![CDATA[Metro ATS System Simulation Assessment System]]></title>
            <link>https://chinadeveloper.net/en/portfolios/ats-simulator</link>
            <guid>https://chinadeveloper.net/en/portfolios/ats-simulator</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

A simulation software for metro train control systems. The control logic is developed using Python, the frontend uses React + TypeScript, and the management and analysis platf]]></description>
        </item>
        <item>
            <title><![CDATA[Metro Train Control Simulator]]></title>
            <link>https://chinadeveloper.net/en/portfolios/device-simulator</link>
            <guid>https://chinadeveloper.net/en/portfolios/device-simulator</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

A simulator for controlling metro train doors, equipment cabinets, etc., with touchscreen support, Windows local deployment support, and MQTT protocol support.

This system is]]></description>
        </item>
        <item>
            <title><![CDATA[Online Exam Platform]]></title>
            <link>https://chinadeveloper.net/en/portfolios/cloud-edu</link>
            <guid>https://chinadeveloper.net/en/portfolios/cloud-edu</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

Online question bank, paper generation, and online exams. Can automatically generate papers based on knowledge points, teaching materials, difficulty levels, etc., students co]]></description>
        </item>
        <item>
            <title><![CDATA[PAD Submitter]]></title>
            <link>https://chinadeveloper.net/en/portfolios/pad-submitter</link>
            <guid>https://chinadeveloper.net/en/portfolios/pad-submitter</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

[DEPRECATED]

PAD (Portable Application Description) was a standard XML format widely used many years ago for defining shareware and freeware software information. Software au]]></description>
        </item>
        <item>
            <title><![CDATA[Parent-Child Growth Point System]]></title>
            <link>https://chinadeveloper.net/en/portfolios/jifen</link>
            <guid>https://chinadeveloper.net/en/portfolios/jifen</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

Parent-child growth points, Android+iOS app, parents or teachers use point systems customized by experts for each age group to score children's daily behaviors and give reward]]></description>
        </item>
        <item>
            <title><![CDATA[QTrade]]></title>
            <link>https://chinadeveloper.net/en/portfolios/qtrade</link>
            <guid>https://chinadeveloper.net/en/portfolios/qtrade</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

A system developed with QT for graphical analysis and prediction based on stock market data.

## Key Features

- Automatically download and update stock market data
- Various ]]></description>
        </item>
        <item>
            <title><![CDATA[Railway Computer Interlocking Network Teaching System]]></title>
            <link>https://chinadeveloper.net/en/portfolios/railroad</link>
            <guid>https://chinadeveloper.net/en/portfolios/railroad</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

Railway computer interlocking network teaching system, supporting CASCO, Wuxi and other modes.

This system uses pure software technology to combine the computer interlocking ]]></description>
        </item>
        <item>
            <title><![CDATA[Railway Dispatcher Simulation Assessment System]]></title>
            <link>https://chinadeveloper.net/en/portfolios/railroad-onduty</link>
            <guid>https://chinadeveloper.net/en/portfolios/railroad-onduty</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

Railway dispatcher simulation assessment system, starting from a train's operating plan, through the entire process of arrival, opening routes, and departure, assessing every ]]></description>
        </item>
        <item>
            <title><![CDATA[SecurityMSN]]></title>
            <link>https://chinadeveloper.net/en/portfolios/securitymsn</link>
            <guid>https://chinadeveloper.net/en/portfolios/securitymsn</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

Secure MSN encrypted with OpenSSL, directly using the MSN protocol.

## Key Features

- Secure MSN encrypted with OpenSSL, directly using the MSN protocol
- Supports Windows, ]]></description>
        </item>
        <item>
            <title><![CDATA[Training Management System]]></title>
            <link>https://chinadeveloper.net/en/portfolios/train</link>
            <guid>https://chinadeveloper.net/en/portfolios/train</guid>
            <pubDate>Wed, 09 Sep 2026 02:19:49 GMT</pubDate>
            <description><![CDATA[
## Project Description

This training management system includes a web-based training management system and a mini-program, suitable for large and medium-sized group enterprises and training schools ]]></description>
        </item>
    </channel>
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