Updates
What we are working on, what changed, and why.
XMUER Coding Community (XCC) URL Structure Redesign
Page addresses across the site are unified into the form /@name/id. Old addresses redirect to the new ones automatically, so links in your bookmarks need no change. Address Comparison Content Before Now User page…
CaelLabMinecraft 26.3 Update
CaelLab Minecraft The server was updated on October 26, 2026 at around 13:12. The previous version was 1.21.11, and we have completed the downtime update (it took about 20 minutes). The 1.21.11 test server…
From a Daily Update to Shader Support: GPCL’s “Fast” and “Light”
On May 20, 2026, GPCL 1.0.0 was released. On July 11, 2026, GPCL 1.4.4 was released, adding one-click OptiFine shader support. In less than two months and a dozen or so iterations, it went…
CaelLab X Articles Migrated to caellab.org, the CaelLab Team Website
You’ve probably noticed the homepage by now: yes, all of CaelLab X’s content has been migrated, except for those AI-generated junk articles (which we’re aware of too). See the CaelLab X shutdown notice for…
Light Ark Wiki: A Youth Team’s Digital Knowledge Base Experiment
On April 1, 2026, Light Ark Wiki went live. Because it happened to be April Fools’ Day, many people thought it was just a joke. But it survived, and half a year later it…
From Open-Source Licenses to Data Independence: CaelLab’s Practice of Technical Sovereignty
In youth technology teams, building projects, writing code and publishing work is the norm. But writing an open-source license for your own projects, and then building a complete set of self-owned infrastructure for all…
A ship carrying no cargo is sailing toward the future
On 5 July 2025, a domain named xuzhoulab.cn was registered. The registrant had just turned 12; it was the second day after graduating from primary school. That day, CaelLab was founded. A year later,…
Hello world!
Welcome to WordPress. This is your first post. Edit or delete it, then start writing!
CaelLab X site deprecation/closure notice
Because of design problems with CaelLab X, the officially led blog never had the capacity to sustain itself over the long term without unofficial involvement, and then, well, everyone has moved over to the…
Temporary site maintenance notice
CaelLab's full range of sites has recently suffered a large-scale malicious attack, leaving services severely disrupted. An emergency response has been launched, system data has been restored and violating content removed. The technical team…