Operated Websites
FunctionCool
A function library for developers worldwide, with quick lookup and MCP access support.
FC/NES Games
The most complete FC/NES game site — play online for free, free downloads.
JiQunShengTian
A community for sharing resources on postgraduate exams, civil service, certifications and more.
Arcade Games
Classic arcade games playable online, emulator directly runs local and online ROMs.
Beverage Wiki
Cataloging beverage information from around the world, so that info doesn't get lost in time.
PDF Reader
A web-based online PDF reader.
Markdown Reader
A web-based online Markdown reader.
Science Nav
A science knowledge navigation hub, gathering academic and popular science resources.
LaTeX Reader
A web-based online LaTeX formula reading and rendering tool.
Munger Chinese
Dedicated to spreading Charlie Munger's thoughts, investment philosophy, mental models and biography.
TokenGet
An AI news aggregation platform: latest AI news, free token guides, LLM price comparisons, AI tool picks.
CowCowClock
CowCowClock — a black & white focus clock. A cow appears periodically; press 'k' to stay focused. Multilingual.
Online Whiteboard
A free, ready-to-use web whiteboard with brushes, sticky notes, text, materials, mind maps and flowcharts.
Tao Te Ching
The complete Tao Te Ching in original Chinese and English.
IconPin
An online icon maker supporting SVG design, online Photoshop, photo watermark removal, and background swap.