On the twelfth day of Nixmas ❄️🎄 DetSys gave to thee 🎁: a new webinar series in which we announce new products and share our Nix expertise in an effort to smooth your path to adopting Nix on teams and in the enterprise! 🕸️ 📺 🎙️ determinate.systems/webinars

On the eleventh day of Nixmas ❄️🎄 DetSys gave to thee 🎁: resolved store paths, which enables you to fetch artifacts from FlakeHub Cache without even needing to evaluate the derivation, a huge win on memory-constrained systems! 🤖 🛣️ docs.determinate.systems/flakehub/sto...

On the tenth day of Nixmas ❄️🎄 DetSys gave to thee 🎁: some crucial deployment helpers for NixOS folks in the form of dedicated Amazon Machine Images (AMIs) for Determinate Nix! 🤖 🖼️ docs.determinate.systems/guides/nixos...

On the ninth day of Nixmas ❄️🎄 DetSys gave to thee 🎁: the `nix ps` command for Determinate Nix, which displays all of Nix’s active builds and child processes in an intuitive and appealing visual format 🎨 🏃 determinate.systems/blog/changel...

On the eighth day of Nixmas ❄️🎄 DetSys gave to thee 🎁: an end to the annoyance of manually fixing hash mismatches in derivations with a `determinate-nixd fix hashes` command that automates that away #️⃣ 🔨 determinate.systems/blog/changel...

On the seventh day of Nixmas ❄️🎄 DetSys gave to thee 🎁: the nix nario command in Determinate Nix, a fresh take on distributing closures that's much faster and requires much less RAM than the old nix-store commands! 📦 ⚡ determinate.systems/blog/changel...

On the sixth day of Nixmas ❄️🎄 DetSys gave to thee 🎁: lazy trees for Determinate Nix, providing faster evaluation and a reduced resource footprint, especially in large repos! 🦥 🌴 determinate.systems/blog/changel...

On the fifth day of Nixmas ❄️🎄 DetSys gave to thee 🎁: support for @buildkite.bsky.social and @semaphoreio.bsky.social for CI and Okta for federated authentication, substantially broadening FlakeHub’s integration with other platforms 🌍 🪁 🚦 ☁️

On the fourth day of Nixmas ❄️🎄 DetSys gave to thee 🎁: parallel evaluation, which dramatically improves the performance of some of the most common Nix operations! determinate.systems/blog/changel...

On the third day of Nixmas ❄️🎄 DetSys gave to thee 🎁: a native Linux builder for Nix users on macOS using the built-in Virtualization framework, delivering much smoother cross-platform workflows! determinate.systems/blog/changel...

On the second day of Nixmas ❄️🎄 DetSys gave to thee 🎁: a dedicated nix-darwin module for Determinate Nix, following through on our enduring commitment to first-class support for macOS! github.com/DeterminateS...

On the first day of Nixmas ❄️🎄 DetSys gave to thee 🎁: Determinate Nix 3.0, a downstream distribution of Nix for enterprise users, with stable flakes, SOC 2 Type II compliance, and more! determinate.systems/blog/determi...

Xmas is almost here and all of you are a gift to us 🎁 🥰. So we thought we’d share Determinate Systems’ gifts to you for the 12 Days of Nixmas ❄️🎄. Check back each of the next 12 days, Starting on Saturday, to hear about something we released for the Nix community in 2025. Merry Nixmas!

In a few hours, we are pulling back the curtain on our latest product, Determinate Secure Packages. Tune in at 9am Pacific / 12pm Eastern / 17:00 GMT to hear all about it. Or, sign up to get the recording emailed to you. More details and registration here: luma.com/bq0phmmf #nix #nixos #nixpkgs

Determinate Nix 3.14.0 is here 🥳 🎉 ❄️! You're going to love the new `nix ps` command for visualizing active Nix builds. Catch up on that, flake registry improvements, prettier `nix flake check` output, and a bunch of other DX improvements in our changelog post. determinate.systems/blog/changel...

Are you interested in supply chain security for Nix? In coupling the vast breadth of Nixpkgs with CVE scanning, SBOMs, FIPS compliance, and more? Then don't miss our upcoming webinar, a sneak peek of Determinate Secure Packages, this Thursday, December 11th at 2pm GMT-3. luma.com/bq0phmmf

Determinate Secure Packages: eliminate CVEs with Determinate. Learn more in our webinar on Thursday, December 11th at 2 pm GMT-3, with @lucperkins.dev telling you about secure, signed Nix packages that you can trust, with CVE patching, security reports, and FIPS compliance. luma.com/bq0phmmf

New Determinate Nix just dropped! No big splashy features in 3.13.2, but still a steady drip of bug fixes and improvements worth checking out. Also please do note that macOS on Intel is no longer supported in DetNix. Back to splashy features soon enough 🚀✨ determinate.systems/blog/changel...

Nix #flakes are one of the most discussed and debated features in the #Nix ecosystem. In this blog post, we cover what they solve, what they don't solve, and the future of the capability in Nix: determinate.systems/blog/nix-fla...

Determinate Nix 3.12.0 is now out and it includes a lovely new utility called `nix nario` that substantially improves the experience of moving #Nix closures between systems. If you're using Nix in your deployment pipelines, you won't want to miss it. determinate.systems/blog/changel...

Calling all #Nix users in Portland, Oregon! Did you know, DetSys has deep roots in the Rose City 🌹? It's time that PDX has its own #NixOS meetup! Join us on Wednesday, Nov 5th for some casual conversation and drinks paid for by Determinate Systems. More info and RSVP here: luma.com/y26rc4mb

NYC, did you hear? We are hosting a #Nix happy hour this week, on Thursday the 23rd, and we want you there! More details and RSVP here: luma.com/a6tle8m4. Space is limited, grab your spot now.

New York City, we are coming your way and would love to hang out! Join us for a happy hour on Thursday, Oct 23rd in Lower Manhattan. We'll provide the drinks, all you have to do is bring your #Nix/#NixOS enthusiasm, questions, and stories. Space is limited so grab your spot now: luma.com/a6tle8m4

We've released Determinate Nix 3.11.3 with minor bug fixes and performance improvements. Are you running the latest version? Simply run `determinate-nixd version` to find out and `sudo determinate-nixd upgrade` if a new version is available. More about Determinate Nix: determinate.systems/nix

Intent to ship: Beginning November 10, 2025, Determinate Systems will no longer ship Determinate Nix Installer and Determinate Nix for macOS on Intel. Details: github.com/DeterminateS...

Determinate is Nix without the drama. Want to be the first to hear about the work we are doing to make Nix more simple, confident, and secure for teams? Sign-up for our once-a-month newsletter here, new issue coming soon! mailchi.mp/909681b61b0f...

Determinate is Nix without the nonsense, and our Discord server is more than 1,000 members strong, focused on how to make Nix more simple, confident, and secure for teams at work. Join us here: determinate.systems/discord

Hey Austin, TX! We'd love the chance to meet you and hang out together at our Nix happy hour. 🗓️ Wednesday Sept 24th, 2025 ⌚️ 5:30pm local time ℹ️ Details and RSVP: luma.com/ty2vgvxw Come say hi 👋, meet other Nix enthusiasts ❄️, have a drink on us 🍻. #Nix #NixOS #Austin #AustinTech

Determinate Nix has been quite the ride so far! In this new post, we recap recent additions like parallel eval, Linux builds on macOS, and lazy trees and tease upcoming features, like configurable flakes and flake schemas, that will open up bold horizons in Nix. determinate.systems/blog/determi...

Calling all #Nix users in Austin! 🎉 DetSys will be in town next week and we'd love to buy you a drink! So, we're hosting a happy hour on Wed Sept 24 at 5:30pm in the South Austin area. More details and RSVP here: luma.com/ty2vgvxw. We look forward to meeting you! #NixOS #AustinTech

Did you hear? We’re building NatSecNix, a private community for professionals in the U.S. and allied nations using Nix in national security. Want to join? Drop an email to natsecnix at determinate dot systems with a quick note about your connection to NatSec and your use of Nix.

⏰ Starting in less than an hour! Join us for a discussion on #Nix flakes in practice: what they solve and why they matter. Learn how flakes impact reproducibility, collaboration, and real-world workflows in Nix and #NixOS. Don’t miss it, get the link to join here: luma.com/995nq98k

❄️ Flakes are one of the most debated parts of #Nix right now. Are they the future, or just extra complexity? 🗓️ Find out tomorrow in a free webinar with Luc Perkins. More info and registration here 👉 luma.com/995nq98k

📬 The next issue of The Determinate Update is almost here! It’s our behind-the-scenes look at how we're advancing #Nix, #NixOS, and reproducible infrastructure at Determinate Systems. Sign up to stay in the loop: mailchi.mp/909681b61b0f...

Did you hear the news? We've begun to introduce parallel evaluation in Determinate #Nix 3.11.1! Currently in developer preview, evaluation times are cut by half or more in some cases. Read all about it and find out how you can opt in here: determinate.systems/blog/changel... #nixos

Intent to ship: focusing the Determinate #Nix Installer on Determinate Nix. Later this year, after tens of millions of successful installs we're sunsetting support for installing upstream Nix with the Determinate Nix Installer. We're making this change to focus on the best Nix experience we can.

Curious (or skeptical) about flakes in #nixos? In our next webinar on Sept 16th, Luc Perkins explains what #nix flakes solve, where they shine, and the trade-offs you need to know. Register now, for free 👉 luma.com/995nq98k

NixCon peeps: Want parallel evaluation? lazy trees? Want to hang with Cole, Cole, and Eelco? We're posted up in Building 1 to help answer questions and get you setup with Determinate Nix!

"We're all about those flakes, 'bout those flakes, no channels." Want to know why? Join our next webinar on Sept 16th, all about #Nix flakes! What they are, why we love them, and how to use them effectively. More info and registration here: luma.com/995nq98k Hope to see you there! #nixos

Parallel evaluation has arrived in Determinate #Nix! The 3.11.1 release brings this eagerly desired feature to an important set of Nix operations, cutting eval times by 2x or more in many cases. Plus we fixed a macOS issue and improved the default flake template. determinate.systems/blog/changel...

Determinate Nix 3.9.0 is out with a brand new feature: build-time flake inputs. Currently in developer preview mode, this new capability improves flake evaluation in many cases. And you can now upgrade Determinate #Nix without being logged into FlakeHub. #NixOS determinate.systems/blog/changel...

Determinate Nix version 3.8.6 is out now and it features a new nix-darwin module for macOS users and a whole bunch of performance enhancements around evaluation, garbage collection, and more. Perhaps a bit more subtle than our last release but don't miss it! determinate.systems/blog/changel...

📣 Lazy trees have now been enabled for all Determinate #Nix users by default. Let us know if you notice the improvement to eval times on your large and mono repos, and of course, let us know if you run into any issues. More on how lazy trees here determinate.systems/blog/changel...

It's here, folks. Determinate Nix version 3.8.4 introduces a native Linux builder for macOS based on its Virtualization framework. Docker images, NixOS systems, and more with no setup means cross-platform Nix like never before. #nix #determinate #macos #linux determinate.systems/blog/changel...

⏰ Last chance to register! Today at 9am PT / 12 pm ET / 17:00 BST, Luc Perkins goes live to show how Determinate Systems runs its whole SDLC on #Nix—from dev boxes to prod. Demos, war stories, pro tips. Grab your spot now or register to get the recording → lu.ma/pslnr81l

Lazy news, everyone 🧑‍🔬! We've made Determinate #Nix MUCH faster: wall time down by 3x or more, disk usage down by 20x or more. And now, we've turned it on for 75% of our users. ...

Ever wonder how Determinate Systems uses #Nix? 🛠️ Join DetSys software engineer Luc Perkins on Tue Jul 29 @ 9am PT / 12 pm ET / 17:00 BST for a live tour of our Nix‑powered SDLC—from dev machines to production 🚀 Secure, reproducible, and fearless. Grab a seat now → lu.ma/pslnr81l

If you're curious about how we at Determinate Systems use Nix to build Determinate Nix, FlakeHub, our CI tools, and more, catch an inside glimpse in our next webinar this upcoming Tuesday, July 29th. More details in the link below. Hope to see you there! lu.ma/pslnr81l

Build for Linux from your Mac. It just works, with Determinate #Nix. Zero config.

Nix at work is a different beast. If you're navigating flakes, builds, CI, security, or macOS challenges, you don’t have to go it alone. We’ve got a Discord. It’s full of people who get it. 👋 Come join us: determinate.systems/discord