free

Polarr's advanced online photo editor offers desktop quality tools for pros and hobbyists without the need to downloading any app.

Duolingo（多邻国）是世界上最受欢迎的语言学习平台之一，不同于我们常见的学习外语的枯燥方法，多邻国提供了一种全新的寓教于乐的外语学习新方式，让你如同玩游戏般的学习外语，在玩的过程中掌握新单词、短语和语法。难能可贵之处在于多邻国在提供优质有趣甚至令人上瘾的语言学习内容很多都是免费的。 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!

wikipedia维基百科镜像站，方便国内访问 The World's most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and medical, financial, legal specialized dictionaries

国际知名站点，提供大量英文字体免费下载 Archive of freely downloadable fonts. Browse by alphabetical listing, by style, by author or by popularity.

里面有很多的相关的IT专业知识书籍，内容丰富，编程语言学习、架构设计、各种实战训练的书籍应有尽有，更重要的一点是：所有书籍免费下载哦。 itbook.download - Free Download IT Programming EBook

Picdiet是一款用JavaScript编写而成的图片压缩神器，所有压缩过程都在浏览器中进行，完全免费 Picdiet is a fast and robust online batch image filesize compressor written in JavaScript, images are compressed in your browser, completely free

在线滤镜 Polarr makes advanced free online photo editor, also available for iOS, Android, Mac and Windows with customized filters and professional tools.

H5游戏网站 Play the best HTML5 games for free. HTML5games.com offers worlds first affiliate program for publishers.

免费 Photoshop 画笔下载 BrushKing provide one of the largest collection of free Photoshop brushes, You can easily find and download them in the different sections of the website or via the search form

里面有超多全球各国的矢量地图，分类详细，而且支持多种不同格式的文件下载，完全免费使用。 d-maps: Free maps, free outline maps, free blank maps, free base maps, all the countries of the world, high resolution GIF, PDF, CDR, SVG, WMF

windows系统激活工具 云萌 Windows 10+ 激活工具，一键免费终身激活，享受正版相同服务，每次重装自动激活，更换硬件支持Microsoft账户迁移激活。GitHub 上最棒的开源 Win10/11 数字权利（数字许可证）激活工具！Get Windows 10/11 Free Now! Free to download portable (no install) tool. Support to Transfer your Windows 10/11 License to a New Computer. CloudMoe Windows 10 Activation Toolkit get digital license, the best open source Win 10/11 activator in GitHub.

日常生活摄影图为主，也是基于 CC0 授权。 This is a journey of a Portuguese guy moving that decided that every photo should be used for free. Help yourselves and use them wherever you want (CC0)