head to head · open source
syncthing vs DirectoryOpus
syncthing has 89,608 GitHub stars, 5,533 forks, 388 open issues and last shipped 2 days ago. DirectoryOpus has 584 stars, 26 forks, 0 open issues and last shipped 2 months ago. syncthing leads on adoption by 15,244% (89,608 vs 584 stars). syncthing is written in Go under MPL-2.0; DirectoryOpus is written in Markdown under MIT. syncthing has attracted 6% as many forks as stars, DirectoryOpus 4%. syncthing 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
| syncthing | DirectoryOpus | |
|---|---|---|
| GitHub stars | ★ 90K | ★ 584 |
| License | MPL-2.0 | MIT |
| Written in | Go | Markdown |
| Last push | 2026-10-21 | 2026-08-21 |
| Forks | ⑂ 5.5K | ⑂ 26 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick syncthing if
- You weight community size — 90K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick DirectoryOpus if
- You want the DirectoryOpus feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Markdown
- You evaluated both and DirectoryOpus fits your workflow better
About syncthing
[![Syncthing][14]][15] Goals Syncthing is a continuous file synchronization program . It synchronizes files between two or more computers. We strive to fulfill the goals below. The goals are listed in order of importance, the most important ones first. This is the summary version of the goal list for more commentary, see the full [Goals document][13]. Syncthing should be: 1. Safe From Data Loss Protecting the user's data is paramount. We take every reasonable precaution to avoid corrupting the user's files. 2. Secure Against Attackers Again, protecting the user's data is paramount. Regardless of our other goals…
read the full syncthing overview →
About DirectoryOpus
Directory Opus 由 GPSoftware 开发的一款上手简单、系统集成度高、功能强大的 Windows 文件管理器 目录 镜像：GitBook（支持 AI 搜索）、 看云 、 FastGit [!TIP] 可安装用户脚本 Directory Opus 中文手册 来在打开 DOpus 的官方英文手册（ F1 ）时自动跳转到中文手册的相应页面。 为什么要使用第三方文件管理器？ 文件系统是目前使用最为广泛的数据组织形式，文件管理器是在 GUI（图形用户界面）下对这一系统的主要管理工具。如果你对使用文件系统进行数据组织有较强的依赖，文件管理器的好坏会在一定程度上影响你的工作效率。而 Windows 的官方文件管理器，即 Windows 文件资源管理器（Windows File Explorer）在功能性上并不出色，相比大部分第三方文件管理器都有所欠缺。因此，如果你需要提高自己的文件管理效率，使用第三方文件管理器是一种不错的方法。 在 Windows 上有着许多的第三方文件管理器，其中比较知名的有 Total Commander、Directory Opus 和 XYplorer。Total Commander 知名度最高，有着中文生态的优势；Directory Opus 相对来说具有上手简单、系统集成度高和功能强大的特点；XYplorer
read the full DirectoryOpus overview →
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Frequently asked questions
Is syncthing or DirectoryOpus more popular?
syncthing has 89,608 GitHub stars and DirectoryOpus has 584. syncthing has the larger community by that measure.
Are syncthing and DirectoryOpus free?
Both are open source. syncthing is licensed under MPL-2.0 and DirectoryOpus under MIT. Neither carries a licence fee.
What is the difference between syncthing and DirectoryOpus?
syncthing is written in Go and DirectoryOpus in Markdown. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, syncthing or DirectoryOpus?
Choose syncthing if you want the larger community (89,608 stars) or its MPL-2.0 licence terms. Choose DirectoryOpus if its feature set, stack or MIT licence fits better. Both are self-hostable.