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Alte Din There is now an OFL-licensed, completely free/libre version of DIN called Alte DIN. This is legal because DIN 1451 is a product of the German government, and so is in the public domain -- only the individual interpretations of it by various font foundries are protected and copyrighted. Thankfully Peter Weigel traced it for us! D-DIN

Public Sans is available as a free web font via Google Fonts, which are supported by all relevant browsers on all relevant platforms. As Scott’s answer mentions, though, it’s not pre-installed on any platform. So what do you mean by “compatible”? Web fonts are perfectly compatible with virtually all browsers these days, but they do still require pulling in the font from an external ...

苹果有自带这个字体，在苹果设备上使用，不用考虑版权问题。 这款字体，我是在开发时用来做 Pixiu记账 的iOS版本的金额字体。 竖长的字体，用在手机上一是节省空间。二是视觉效果还不错。

I just purchased the DIN font, it includes all the following file formats (.otf, .eot, .woff and .ttf) Now these fonts don't look the same on cross platforms like MAC and PC, it looks great on PC ...

当然作为有点逼格的 Din系列 也是需要商用授权的，具体可以联系其版权所属公司，购买授权。 关于免费商用的字体，知乎里已经有蛮多大佬回答过类似的问题，可以去扒扒，说不定可以有你想要的。

A good Myriad font will also offer nearly as many weights as Helvetica, so it has a lot of versatility. UPDATE: I did a quick web search (slow morning) and came across an good article full of Helvetica alternatives that reminded me of some excellent alternatives that we use in my company's books all the time: Univers:

对于字体的版权问题不是很了解，但很重视这个问题，请问对于DIN这款字体可以商用吗？

In the past, drawings were hand-written. In Germany, there are standardized fonts for such drawings according to DIN 16 and DIN 17, later DIN 1451 and then DIN 6776 and DIN EN ISO 3098 as well as TGL 31034 in the GDR. Such fonts have some properties which other fonts don't necessarily need, such as greater distances between lines, so that they can be used on microfilm. Also, the font later ...

可以，D-DIN-PRO采用的是 OFL1.1 的开源协议，可以免费商用。 附：作者在 Github 上的发布页面，里面包含文件和许可。