The free architectural plugin for AutoCAD: doors, windows, walls, columns, auto-dimensioning, plan tools. Install it in 5 steps.
Free since 2013 · Official source: yqarch.cn
1Download YQArch (official)
Get the official download link below — enter your email and the link unlocks. Always download from the official source; third-party mirrors can carry malware.
Thanks! Download below 👇
✅ Verified — download YQArch (the official file, hosted here for a fast download):Download YQArch (~15 MB · fast)Official source: yqarch.cn — we host a copy so it downloads fast from anywhere. Scan with antivirus before installing.
Antivirus check is recommended before installing any downloaded plugin.
2Extract & copy to C:\
Extract the downloaded .rar file (WinRAR / 7-Zip). Copy the extracted YQArch folder to your C:\ drive — so the path looks like C:\YQArch.
3Add the support path (OPTIONS)
In AutoCAD:
Type OPTIONS (or OP) and press Enter
Go to the Files tab → Support File Search Path
Click Add… and paste C:\YQArch → Apply → OK
4Load the menu (MENULOAD)
Type MENULOAD and press Enter
Browse to C:\YQArch\sys and select the .mnu file
Make sure "Files of type" is set to Legacy Menu files (.mnc / .mnu)
Click Load — the YQArch menu (toolbar) appears
5Set language & start
Choose English when asked for the interface language
Your YQArch toolbar is ready — try ZZBZ (columns), CW (door/window), DIM (quick dimensions)
👉 Prefer video? Watch the CAD Land YQArch series on YouTube — command-by-command.
❓ Common issues
Menu doesn't appear? Check that the support path (step 3) points to C:\YQArch and restart AutoCAD.
Download is slow? The official Chinese server is slow — wait for it, or retry later. Don't use random mirrors.
Commands not working? Make sure AutoCAD is restarted after loading, and the menu is loaded (step 4).