head to head · open source
Zen Browser vs CefFlashBrowser
Zen Browser has 45,517 GitHub stars, 1,946 forks, 689 open issues and last shipped yesterday. CefFlashBrowser has 5,540 stars, 248 forks, 51 open issues and last shipped yesterday. Zen Browser leads on adoption by 722% (45,517 vs 5,540 stars). Zen Browser is written in C++ under MPL-2.0; CefFlashBrowser is written in C# under MIT. Zen Browser has attracted 4% as many forks as stars, CefFlashBrowser 4%. Zen Browser was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Zen Browser | CefFlashBrowser | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 5.5K |
| License | MPL-2.0 | MIT |
| Written in | C++ | C# |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 1.9K | ⑂ 248 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Zen Browser if
- You weight community size — 46K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick CefFlashBrowser if
- You want the CefFlashBrowser feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and CefFlashBrowser fits your workflow better
About Zen Browser
Zen Browser Zen is a firefox based browser with the aim of pushing your productivity to a new level! Download • Website • Documentation • Release Notes Firefox Versions Release Is currently built using Firefox version 155.0.1 ! Twilight Is currently built using Firefox version RC 155.0.1 ! Contributing If you'd like to report a bug, please do so on our GitHub Issues page and for feature requests, you can use GitHub Discussions. Zen is an open source project, and we welcome contributions from the community! Please take a look at the contribution guidelines before getting started! Partners Thanks to all the…
read the full Zen Browser overview →
About CefFlashBrowser
CefFlashBrowser 中文 English 软件介绍 CefFlashBrowser 是一个自带 Flash Player 插件的浏览器，可以正常显示网页上的 Flash 内容，此外还支持打开本地 SWF 文件，管理 Flash 游戏存档等。 下载与使用 在 Release 下载最新的软件压缩包，解压后双击 CefFlashBrowser.exe 即可使用。 [!NOTE] 软件运行依赖 .NET Framework 4.6.2 ，若运行时提示应用程序无法启动，前往这里下载安装即可运行。 [!NOTE] 若打开软件时提示 System.IO.FileNotFoundException 异常，一般是由于缺少 Microsoft Visual C++ Redistributable 导致的，前往这里下载安装后即可正常打开。 存档管理 使用 SOL存档管理器 ，可以对游戏存档进行导出、导入、修改等操作。 [!TIP] 建议在修改存档之前先对存档文件进行备份，以防数据丢失。 Star 趋势
read the full CefFlashBrowser overview →
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Frequently asked questions
Is Zen Browser or CefFlashBrowser more popular?
Zen Browser has 45,517 GitHub stars and CefFlashBrowser has 5,540. Zen Browser has the larger community by that measure.
Are Zen Browser and CefFlashBrowser free?
Both are open source. Zen Browser is licensed under MPL-2.0 and CefFlashBrowser under MIT. Neither carries a licence fee.
What is the difference between Zen Browser and CefFlashBrowser?
Zen Browser is written in C++ and CefFlashBrowser in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Zen Browser or CefFlashBrowser?
Choose Zen Browser if you want the larger community (45,517 stars) or its MPL-2.0 licence terms. Choose CefFlashBrowser if its feature set, stack or MIT licence fits better. Both are self-hostable.