The space-time mailbox and emotional tree hole based on geographical coordinates leave unsent words in the real physical location; support five-dimensional emotional breathing glimmer, time-space envelope countdown sealing, paper airplane goodwill echo and polaroid poster export with built-in longitude and latitude stamp, completely open source and free
Description translated from the developer's original Chinese by machine translation. 中文原页 ↗
Free pricing calculator for Chinese Ozon cross-border sellers (no login required, recommended selling price based on category commission, rFBS/FBP logistics charges, exchange rate and target profit) and Chinese practical tutorials; optional multi-store physical examination workbench - Web application
Enter employee salary and employment country, and compare the total monthly cost (including employer social security tax estimate) of the three major EOR platforms Deel, Remote, and Playroll in real time. Chinese interface, free and no registration required.
3D science popularization website, more than 100 interactive models that can be rotated and disassembled (four seasons, tides, black holes, steam engines, neural networks...), each page states what the model simplifies, bilingual in Chinese and English, free without advertising, content CC BY-NC 4.0
Mac external screen window layout recovery tool. Unplug the monitor and plug it back in. The window will automatically return to its original position and desktop (Space). You can also switch to different monitors at home or work; you can also use the keyboard brightness keys to directly adjust the brightness of the external screen. It is free and open source.
Starbucks calorie calculator (free), based on the 2026 US menu, you can freely switch cup type, milk, syrup, concentrate and milk cap, see the changes in calories, sugar and caffeine in real time, no registration required, the same site includes a Chinese version
Chinese character glyph evolution query tool. Enter any character to see its complete evolution from Oracle, Xiaozhuan, Traditional to Simplified. It contains 10,249 Xiaozhuan glyphs and 1,425 Oracle bone inscriptions, with medieval fanqie, ancient phonetic construction and "Shuowen" interpretation. It is free and does not require registration.
About this listing
This page is part of Indie Maker, a directory of works by Chinese indie developers. We sync daily from the open-source repository chinese-independent-developer; this product was added on 2026-10-20.
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