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STLFixer

在线修 STL 破洞与非流形边，带实时预览、简化与格式互转，免登录。

3Dstlfixer.comstlrepairwatertight

Account

No sign-up — opens and works

Access

Opens in mainland China

Price

Free

Frequently asked

Do I need an account for STLFixer?: No. It opens and works right away — that no-login rule is the only bar a site has to clear to be listed here.
Does STLFixer open in mainland China?: Yes. It opens directly, no VPN needed.
Is STLFixer free?: Completely free, with no paywall.

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