DaFont
Archive of freely downloadable fonts. Browse by alphabetical listing, by style, by author or by popularity.
Duolingo is the world's most popular way to learn a language. It's 100% free, fun and science-based. Practice online on duolingo.com or on the apps!
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Babbel
Babbel is the effective way to learn a new language. Our system uses scientifically proven methods to improve your grammar, vocabulary, and pronunciation.
InsCode
在浏览器中实时运行代码，支持30多种语言和在线IDE，尽在 InsCode。
WantWords
WantWords（原：万词王）是唯一支持中文及中英跨语言查询的反向词典系统，可以通过描述意思来查找词语。WantWords基于最先进的人工智能和自然语言处理算法实现，由清华大学自然语言处理实验室出品。
爱幕
爱幕 是一个在线免费字幕编辑器, 支持语音识别, 字幕样式, 字幕翻译, 双语字幕, 字幕转格式, 搬运YouTbe视频, 在线转码视频, 在线压制字幕...
Picdiet
Picdiet is a fast and robust online batch image filesize compressor written in JavaScript, images are compressed in your browser, completely free
剑桥翻译
免费的在线翻译器，拥有强大的词典定义，发音，同义词和例句并支持19种在网络上最常用的语言。
Startup Stock Photos
Startup Stock Photos are free startup, office, and tech stock photos ready for your next project. Used by millions. Make something awesome.
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