Top Download Developer Tools Extensions for Chrome or Chromium (Most Popular)
Updated: August 14, 2026
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Most Popular in Developer Tools Extensions for Chrome or Chromium browser
Stylus 2.3.28 for Chrome
Redesign the web with Stylus, a user styles manager. Stylus allows you to easily install themes and skins for many popular sites....
User-Agent Switcher and Manager 0.6.7 for Chrome
Spoof websites trying to gather information about your web navigation to deliver distinct content you may not want...
FeHelper (前端助手) 2026.6.21 for Chrome
30+开发者工具集：JSON格式化/BigInt精度/对比、编解码(Base64/URL/Unicode/Gzip/JWT)、时间戳/FILETIME转换、二维码/条形码、UUID/雪花ID生成、代码美化、正则、取色、Postman、进制转换等，按需安装！...
Proxy SwitchyOmega 3 (ZeroOmega) 3.5.0 for Chrome
Manage and switch between multiple proxies quickly & easily....
BlazeMeter 6.6.10 for Chrome
Record Selenium and HTTP traffic to create a load and functional tests in less than 10 minutes (Apache JMeter Compatible)....
