Apache DolphinScheduler 3.3.1 is Released: More Stable, Faster, Safer!

Hi, community!

We are excited to announce another important milestone — Apache DolphinScheduler 3.3.1 is officially released! 🎉

As a stable, easy-to-use, and powerful distributed workflow scheduler, DolphinScheduler is always committed to delivering the ultimate scheduling experience. This 3.3.1 release is a bug fix and experience optimization iteration, designed to bring you more stable, efficient, and secure scheduling services.

Let’s take a look at the highlights you won’t want to miss in this release!

✨ New Features

Although this is primarily a bug-fix release, we’ve still introduced some practical new features to make workflow management even smoother!

1. Local Task SSH Key Support: You can now use SSH keys for authentication when executing local tasks, greatly improving convenience and security.
2. LDAP TLS/SSL Support: Enhanced LDAP security support. Enterprise users can now enable encrypted transmission during authentication to better protect account information.
3. ClickHouse JDBC URL Custom Parameters: Added greater flexibility for ClickHouse data sources, allowing users to configure connection parameters for specific scenarios.

🛡️ Bug Fixes & Security Updates

Stability and security are always our top priorities. In this version, we fixed dozens of community-reported issues and addressed an important security vulnerability.

• Fixed critical security vulnerability: Resolved CVE-2024-38686, significantly improving system security. We strongly recommend all users upgrade!
• Task Stop Logic Optimization: Fixed an issue where tasks could not be stopped properly in certain cases, ensuring more precise and reliable workflow control.
• Worker Group Management Fixes: Resolved an issue where Worker groups could be lost after restart, improving cluster management stability.
• 补数 Function Fixes: Fixed logic errors that could occur when handling dependent tasks with the补数 (re-run/backfill) feature.
• Frontend Fixes: Fixed multiple UI display and interaction issues, making the user interface smoother and more intuitive.

(For the complete list of fixes, please refer to the Release Note link at the end.)

🛠️ Improvements & Optimizations

Details matter. We’ve made deep optimizations across several modules to deliver a better user experience.

• Registry Directory Structure Optimization: Improved service registration structure in Zookeeper/Etcd, making service discovery clearer and more efficient.
• Task Log & Error Message Improvements: Enhanced task log output format and Python Gateway logging, plus more detailed error prompts to help you troubleshoot faster.
• Dependency Upgrades: Upgraded several libraries to improve overall system performance and stability.

🔗 Try it Now

We highly recommend all DolphinScheduler users upgrade to version 3.3.1 to get the best stability and security.

GitHub Release Page:
https://github.com/apache/dolphinscheduler/releases/tag/3.3.1

Official Download Page:
https://dolphinscheduler.apache.org/zh-cn/download/3.3.1

🙌 Thanks to Contributors

Every step forward for Apache DolphinScheduler is inseparable from the passion and selfless contributions of our community members. It’s because of you that DolphinScheduler continues to grow stronger and better!

We sincerely thank the following contributors to version 3.3.1 (GitHub IDs, in no particular order):

@jbampton, @hkun0120, @det101, @jieme, @pjfanning, @qingzhongli, @ZhongJinHacker, @SbloodyS, @Sud0x67, @npofsi, @yingh0ng, @ruanwenjun, @njnu-seafish, @Applenice, @gaoyan1998, @reele, @sdhzwc, @DhiyaneshwaranR, @dill21yu, @zhyyyq, @Asakiny, @wuzhenhua01, @RooobinYe, @Calvin979, @unigof, @tusaryan, @Oscarcheng0312, @Zzih96, @Rockefeller04, @eco8848, @deng-jeffer, @abzymeatsjtu, @Xilin10012

And thanks to everyone who supported the community by submitting issues, joining discussions, writing documentation, or helping answer questions! We look forward to welcoming even more developers to the DolphinScheduler community — let’s make workflow scheduling simpler together!

Website: dolphinscheduler.apache.org
GitHub: github.com/apache/dolphinscheduler

Click here to view the full Release Note!