Configuration is a simple concept. At scale, it is one of the hardest engineering problems. How bad processes drive misconfigurations and why we still over-rely on human coordination:

What is Configuration anyway? And why is it so hard?

CUE Labs is a configuration company. CUE is a configuration language. Our Configuration Control Plane is an end-to-end solution for everything configuration management. That raises a basic question: w...

cue.dev

I'm at #fosdem all weekend - ping me if you like to chat CUE!

CUE@cuelang.org · 6mo ago

Want to talk about how to end configuration chaos? We will be at @fosdem.org (Brussels, Jan 31–Feb 1) and @cfgmgmtcamp.bsky.social (Ghent, Feb 2–4) 🚀 Ping us if you’re around.

📣 Meet the "Shift-Left" Editor. Join us next Tuesday, Nov 18, at 16:00 UTC for a hands-on demo of the new CUE LSP. Get real-time validation, error-checking and language features as you type - right inside your editor. Learn more + call in details: github.com/cue-lang/cue...

The "Shift-Left" Editor: A CUE LSP Deep Dive · cue-lang cue · Discussion #4179

We are excited to announce our next CUE community event, on Tuesday November 18, 2025 at 1600 UTC. Agenda This session is a technical deep dive focused on the CUE developer workflow. The main event...

github.com

📣 We have just released #cuelang v0.15.0 - introducing the CUE LSP, two new language experiments, and much, much more 🎉

Release v0.15.0 · cue-lang/cue

Changes which may break some users are marked below with: ⚠️ Note that this release no longer includes a checksums.txt asset; GitHub now provide digests natively. LSP This release includes the init...

github.com

Can't wait!

CUE@cuelang.org · 9mo ago

Final call! 📣 Join us with @kelseyhightower.com tomorrow, Tuesday, Nov 4, at 17:00 UTC to explore the future of configuration with our Configuration Control Plane, and turn configuration from a source of risk into a source of reliability! Register here: luma.com/ysloofz3

I'm proud to officially announce CUE Labs! I co-founded CUE Labs with @myitcv.io to build a Configuration Control Plane, solving config chaos with CUE. Our work also provides the stewardship for the @cuelang.org open source project. Read our launch post: cue.dev/blog/announc...

Today, I'm proud to officially announce CUE Labs! I co-founded CUE Labs with @mpvl.io to build a Configuration Control Plane, solving config chaos with CUE. Our work also provides the stewardship for the @cuelang.org open source project. Read our launch post: cue.dev/blog/announc...

Been playing around with @cuelang.org and building a new home automation system to control my lighting and written up first post about the project still loads of other content to write though! Big thanks to @myitcv.io @rog.bsky.social @mvdan.cc for all there help aran.dev/posts/cue/us...

🚀 A reminder that in just over an hour we will be holding office hours to discuss what a potential `cue cmd` v2 might look like. Please see github.com/cue-lang/cue... for more details, including the Meet link to join!

Analysis: cue cmd v2: cue cmd analysis · cue-lang cue · Discussion #4081

For many users, cue cmd is where CUE really "clicks": declarative workflows that act as the perfect glue between data, logic, control flow, and code. We’ve been gathering feedback, bugs, and featur...

github.com

Really looking forward to this! There has been a significant amount of engagement on the recent call for input via Slack, Discord and GitHub.

CUE@cuelang.org · 11mo ago

🚀 "cue cmd" and declarative workflows are where CUE really “clicks” for many users. We’re exploring what a v2 could/should look like and want your feedback. Office hours on Thu 11 Sep 2025, 14:00 UTC. More details in the discussion linked below github.com/cue-lang/cue...

For those who have been keen to hear progress on CUE + LSP... this is the community update for you! This on top of loads of performance work within the evaluator, and much more.

CUE@cuelang.org · 11mo ago

📣 We are excited to announce our next CUE Community Update, on Thursday Sep 18, 2025 at 14:00 UTC. 💬 Got topics you'd like to see discussed? Reply to the discussion below! github.com/cue-lang/cue...

Last day at #KubeCon! Exhausted, but looking forward to some hacking on @cuelang.org challenges at our booth S761 - drop by to join in and grab a t-shirt or cap!

Day 2 of #KubeCon London! Join us at booth S761, right next to the CNCF Store. Come by, talk to us, check out a demo, or get a hat. We're looking forward to meeting you🚀

KubeCon on home turf! Looking forward to seeing some familiar faces. I hope they have the roof open on ExCeL - the weather is going to be great!

CUE@cuelang.org · last yr.

🔈 #KubeCon London opens in 2 days! Will you be there? Let us know: forms.gle/L62aiNHc1R8t... - we’ll save you a cool CUE cap. We’re bringing lots of updates & demos: If you use GitHub Actions, Azure, GitLab, Argo, Buildkite, or K8s, our CUE content can simplify your workflow. Can’t wait! 🚀

📣 We have just released CUE v0.10.0-alpha.2, with improvements to modules like `@ignore` file attributes and support for symlinks 🎉 See github.com/cue-lang/cue... for more details, including a detailed changelog and release binaries.

Release v0.10.0-alpha.2 · cue-lang/cue

This release includes many fixes and enhancements, particularly for modules. It also starts requiring Go 1.22 or later, as Go 1.23.0 will be released very soon. Modules The cue help documentation f...

github.com

📣 We have just released #cuelang v0.10.0-alpha.1, with initial support for `CUE_EXPERIMENT=embed`, multiple modules and new evaluator fixes, and many other enhancements 🎉 See github.com/cue-lang/cue... for more details, including a detailed changelog and release binaries.

Release v0.10.0-alpha.1 · cue-lang/cue

This release includes initial support for the embed proposal, multiple fixes for the new modules support, as well as many other fixes and enhancements. Evaluator CLs 1195897 and 1196094 fix two cra...

github.com

We have just released CUE v0.9.2, with fixes to a couple of issues reported by users. See github.com/cue-lang/cue... for details.

Release v0.9.2 · cue-lang/cue

This release includes a fix for a regression around CUE files without a package name, and updates the compiled-in language version to match the actual tagged version v0.9.2. CL 1196785 fixes the cu...

github.com

📣 We have just released CUE v0.9.1, mainly to backport a few fixes for CUE_EXPERIMENT=modules 🎉 See github.com/cue-lang/cue... for more details, including a detailed changelog and release binaries.

Release v0.9.1 · cue-lang/cue

This release includes a few fixes, mainly relating to CUE_EXPERIMENT=modules being enabled by default in v0.9.0. Modules CLs 1196176 and 1196180 allow using and developing a module whose cue.mod/mo...

github.com

📣 We have just released #cuelang v0.9.0-rc.1, again with `CUE_EXPERIMENT=modules` enabled by default, and hopefully the last pre-release before v0.9.0 🎉 See github.com/cue-lang/cue... for more details, including a detailed changelog and release binaries.

Release v0.9.0-rc.1 · cue-lang/cue

This release includes a number of fixes for issues spotted in the modules experiment now enabled by default as well as a few other fixes. Modules A number of changes such as CL 1195195 were made to...

github.com

📣 We have just released CUE v0.9.0-alpha.4, another pre-release for v0.9 including many fixes and improvements 🎉 See github.com/cue-lang/cue/releases/tag/v0.9.0-alpha.4 for more details, including a detailed changelog and release binaries.

Release v0.9.0-alpha.4 · cue-lang/cue

This release includes changes to the evaluator and modules experiments, as well as a number of other improvements and fixes. Evaluator Following the introduction of the new evaluator experiment in ...

github.com

📣 We have just released CUE v0.9.0-alpha.3, another pre-release for v0.9 including many fixes and improvements 🎉 See github.com/cue-lang/cue/releases/tag/v0.9.0-alpha.3 for more details, including a detailed changelog and release binaries.

📣 We have released CUE v0.8.1, the first bugfix release following v0.8.0 🎉 See github.com/cue-lang/cue/releases/tag/v0.8.1 for more details, including a detailed changelog and release binaries.

Release v0.8.1 · cue-lang/cue

This release includes a number of fixes detailed below: CL 1186144 fixes a number of evaluator panics which could be triggered by calling the cue.Value.Expr method, which also happened when using t...

github.com

I'll be in Seoul for two weeks from tomorrow - are there any @cuelang.org users that would like to meet up?

We found a "quiet" part of the Solutions Showcase!

CUE@cuelang.org · 2y ago

Are you at #KubeCon in Paris? Want to learn more about modules, and see a demo of the Central Registry? Join @myitcv.io and @mvdan.cc at 1130 Paris time. See github.com/cue-lang/cue... for more details

Nous sommes arrivés! #kubecon @myitcv.io

📣 We have just released CUE v0.8.0, the first stable release with experimental support for CUE modules 🎉 See github.com/cue-lang/cue/releases/tag/v0.8.0 for more details, including a detailed changelog and release binaries.

Release v0.8.0 · cue-lang/cue

This release includes experimental support for CUE Modules (more details below), as well as a number of improvements and fixes. More CLs and refactors have also landed for the core evaluator's perf...

github.com

📣 We have just released CUE v0.8.0-rc.1, the first release candidate v0.8 with experimental support for CUE modules 🎉 See github.com/cue-lang/cue/releases/tag/v0.8.0-rc.1 for more details, including a detailed changelog and release binaries.

Release v0.8.0-rc.1 · cue-lang/cue

This release includes a number of fixes and improvements for the experimental support for CUE modules first released in v0.8.0-alpha.1. Modules cue mod tidy gained a --check flag, which succeeds on...

github.com

Heading to KubeCon Paris next week (March 19-22)? @myitcv.io and @mvdan.cc will be there, excited to discuss all things CUE, config, schema and policy. Let us know if you want to meet. Once again, we're looking forward to an amazing conference.

Now with support for using modules via CUE's Go API! Tutorial to follow...

CUE@cuelang.org · 2y ago

📣 We have just released CUE v0.8.0-alpha.4, another pre-release for v0.8 with experimental support for CUE modules 🎉 See github.com/cue-lang/cue/releases/tag/v0.8.0-alpha.4 for more details, including a detailed changelog and release binaries.

📣 We have just released CUE v0.8.0-alpha.3, another pre-release for v0.8 with experimental support for CUE modules 🎉 See github.com/cue-lang/cue... for more details, including a detailed changelog and release binaries :)