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CUE

CUE

@cuelang.org

210 followers 0 following 160 posts

Official account of the CUE language. Validate, define, and use dynamic and text-based data. #cuelang https://cuelang.org/

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CUE @cuelang.org · 3d

Big news: We’re thrilled to officially announce CUE Labs, the company behind CUE, founded by creator @mpvl.io and @myitcv.io.

CUE Labs provides the dedicated stewardship and resources accelerating CUE's open source development and ensuring its long-term, stable future.

cue.dev/blog/announc...

A World Without Configuration Chaos: The Configuration Control Plane

Imagine a world where you can answer, with absolute confidence, the critical question: “What is the full impact of this change?” A world where configuration isn’t a source of fear, but a source of rel...

CUE @cuelang.org · 4d

📣 We have just released #cuelang v0.15.0-rc.1 - including support for find-references and rename in the LSP 🎉

Release v0.15.0-rc.1 · 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. cmd/cue cue mod resolve gains a --...

CUE @cuelang.org · 11d

📣 We have just released CUE v0.15.0-alpha.3 - featuring the `aliasv2` experiment, initial support for exporting to JSON Schema, and many fixes 🎉

Release v0.15.0-alpha.3 · cue-lang/cue

Changes which may break some users are marked below with: ⚠️ Evaluator aliasv2 experiment ⚠️ The self experiment introduced in v0.15.0-alpha.2 has been renamed to aliasv2, to fully implement the Po...

Reposted by CUE

Aran Wilkinson @aran.dev · 15d

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...

CUE @cuelang.org · 23d

📣 We have just released #cuelang v0.14.2 - fixing an unintended evalv2 regression, and backporting two other fixes 🎉

Release v0.14.2 · cue-lang/cue

Evaluator Fix an unintended evalv2 regression in v0.14.1; the change only intended to affect evalv3. Fix a panic in the parser which could occur when @experiment() file attributes are invalid. Fix ...

CUE @cuelang.org · 24d

📣 We have just released #cuelang v0.15.0-alpha.2 - introducing the "self" experiment, LSP support for standalone files, and many fixes 🎉

Release v0.15.0-alpha.2 · cue-lang/cue

Changes which may break some users are marked below with: ⚠️ Evaluator self experiment The self experiment enables a new "self" predeclared identifier, which refers to the innermost surrounding str...

CUE @cuelang.org · Sep 24

Missed last week’s Community Update? Catch up with the full recording, including an extensive demo of the LSP. www.youtube.com/watch?v=yTRq...

CUE Community Update (from Sept 18, 2025)

YouTube video by cuelang

www.youtube.com

CUE @cuelang.org · Sep 18

A reminder that in just under two hours (1400 UTC) we will be holding our CUE Community update

bsky.app/profile/cuel...

CUE @cuelang.org · Sep 16

🚀 Join us for our next CUE Community Update on Thursday, Sept 18 at 1400 UTC. We'll be sharing updates on the evaluator, cue lsp, the Central Registry and much more.

You can find the full agenda and call link here: github.com/cue-lang/cue...

Looking forward to seeing both new and familiar faces!

2025-09-18 CUE Community Update · cue-lang cue · Discussion #4053

We are excited to announce our next CUE Community Update, on Thursday September 18, 2025 at 1400 UTC. Agenda Release updates Evaluator updates, including performance improvements Encodings Central ...

CUE @cuelang.org · Sep 16

🚀 Join us for our next CUE Community Update on Thursday, Sept 18 at 1400 UTC. We'll be sharing updates on the evaluator, cue lsp, the Central Registry and much more.

You can find the full agenda and call link here: github.com/cue-lang/cue...

Looking forward to seeing both new and familiar faces!

2025-09-18 CUE Community Update · cue-lang cue · Discussion #4053

We are excited to announce our next CUE Community Update, on Thursday September 18, 2025 at 1400 UTC. Agenda Release updates Evaluator updates, including performance improvements Encodings Central ...

Reposted by CUE

Paul Jolly @myitcv.io · Sep 11

🚀 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...

CUE @cuelang.org · Sep 11

📣 We have just released CUE v0.15.0-alpha.1 - removing the old evaluator, adding the `explicitopen` language experiment, and introducing `cue lsp` 🎉

Release v0.15.0-alpha.1 · cue-lang/cue

This release removes the old evalv2 evaluator, adds the explicitopen language experiment, and introduces an initial version of cue lsp. Changes which may break some users are marked below with: ⚠️ ...

CUE @cuelang.org · Sep 9

🚀 "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...

cue cmd v2: office hours · cue-lang cue · Discussion #4080

We are excited to announce Office Hours as part of our analysis on cue cmd v2 on Thursday September 11, 2025 at 14:00 UTC. Agenda What is cue cmd? What can it do today? What could/should cue cmd v2...

CUE @cuelang.org · Sep 9

📣 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...

2025-09-18 CUE Community Update · cue-lang cue · Discussion #4053

We are excited to announce our next CUE Community Update, on Thursday September 18, 2025 at 1400 UTC. Agenda Release updates Evaluator updates, including performance improvements Encodings Central ...

CUE @cuelang.org · Aug 13

Come find @mvdan.cc at #GopherConUK in London this Thursday and Friday!

If you want to chat about anything CUE related - evaluator performance, language changes, LSP, module registries, encodings - all the better in person!

CUE @cuelang.org · Aug 11

📣 We have just released CUE v0.14.1 - backporting five regression fixes for the new evaluator 🎉

Release v0.14.1 · cue-lang/cue

Evaluator Fix three more regressions where evalv3 gave cycle errors and evalv2 did not. Fix a regression where evalv3 was too strict with ellipses in certain situations, causing "field not allowed"...

CUE @cuelang.org · Aug 1

📣 We have just released CUE v0.14.0 - bringing significant performance improvements, three language changes, and initial support for Kubernetes CRDs 🎉

Release v0.14.0 · cue-lang/cue

This release brings significant performance improvements, three language changes, and initial support for Kubernetes CRDs. Changes which may break some users are marked below with: ⚠️ Evaluator Per...

CUE @cuelang.org · Jul 28

📣 We have just released CUE v0.14.0-rc.2 - bringing more fixes in preparation for the final release 🎉

Release v0.14.0-rc.2 · cue-lang/cue

This release brings more fixes in preparation for the final release. Evaluator The recent optimizations caused three regressions in the form of panics, as reported by users testing v0.14.0-rc.1; th...

CUE @cuelang.org · Jul 23

📣 We have just released CUE v0.14.0-rc.1 - bringing another significant speed-up for the new evaluator, as well as other fixes aiming for the final release 🎉

Release v0.14.0-rc.1 · cue-lang/cue

This release brings another significant speed-up for the new evaluator, as well as other fixes aiming for the final release. Evaluator A portion of the new closedness algorithm, which was observed ...

CUE @cuelang.org · Jul 10

📣 We have just released CUE v0.14.0-alpha.2 - bringing many evaluator performance improvements, as well as initial support for Kubernetes CRDs 🎉

Release v0.14.0-alpha.2 · cue-lang/cue

This release brings many evaluator performance improvements, as well as initial support for Kubernetes CRDs. Evaluator Further performance improvements were made to the new closedness implementatio...

CUE @cuelang.org · Jun 26

📣 We have just released CUE v0.14.0-alpha.1 - introducing a new "error" builtin, two language changes, and many fixes and optimizations for the new closedness algorithm 🎉

Release v0.14.0-alpha.1 · cue-lang/cue

This release introduces a new error builtin, two language changes, and many fixes and optimizations for the new closedness algorithm. Changes which may break some users are marked below with: ⚠️ Ev...

CUE @cuelang.org · Jun 24

📣 We have just released CUE v0.13.2 - backporting an evaluator fix for disjunctions 🎉

Release v0.13.2 · cue-lang/cue

Evaluator Fix a regression causing odd number of disjuncts to misbehave in some cases. Full list of changes since v0.13.1 internal/cueversion: bump for v0.13.2 by @mvdan in cfdcbe5 internal/core/...

CUE @cuelang.org · Jun 12

Did you miss last week's Community Call? No worries, you can find the recording here: youtu.be/2QdHJ4TkRl8

We've covered the evaluator, lsp, Central Registry (inc how to use it without authn) and much more!

CUE Community Update (from June 05, 2025)

YouTube video by cuelang

CUE @cuelang.org · Jun 10

📣 We have just released CUE v0.13.1 - including three evaluator regression fixes, and fixing a build error on the upcoming Go 1.25 🎉

Release v0.13.1 · cue-lang/cue

Evaluator The evaluator's core packages no longer depend on the golang.org/x/mod module, which was only used to format version strings. Fix a regression causing "cyclic field to reference" in some ...

CUE @cuelang.org · Jun 5

📣 Our Community Update is happening today, June 5 at 1400 UTC! We'll cover updates on the new evaluator, Central Registry, LSP and much more!

All the details: github.com/cue-lang/cue...

2025-06-05 CUE Community Update · cue-lang cue · Discussion #3951

We are excited to announce our next CUE Community Update, on Thursday June 5, 2025 at 1400 UTC. Agenda Release updates Update evaluator: Defaults & performance improvements Encoding Central Registr...

CUE @cuelang.org · May 28

📣 We are excited to announce our next CUE Community Update, on Thursday June 5, 2025 at 1400 UTC.

💬 Got topics you'd like to see discussed? Reply to the discussion below!

2025-06-05 CUE Community Update · cue-lang cue · Discussion #3951

We are excited to announce our next CUE Community Update, on Thursday June 5, 2025 at 1400 UTC. Agenda Release updates Update evaluator: Defaults & performance improvements Encoding Central Registr...