Determinate Nix version 3.17.3 is out 🚀 ❄️ and it includes a fix for a critical vulnerability 🐛 ⛔ (plus some bug fixes and improvements). We urge all Determinate Nix users to update as soon as possible. More information is on our blog 🧵 🔗
determinate.systems/blog/changel...
We are tracking a coordinated security disclosure with upstream Nix. A Determinate Nix release is imminent, and all Linux users are advised to upgrade immediately. See our status page for details: status.determinate.systems/incidents/ef...
📣 An hour from now we are kicking off our latest webinar, focused on how WebAssembly support in Determinate Nix is changing what's possible. This webinar features a special guest you won't want to miss! More details and RSVP here: luma.com/6phax7sd
Good news for people who like Nix to be really fast (hint: everyone): parallel evaluation is now fully enabled for all Determinate Nix users ❄️ 🚀 🤖 That means faster flake checks, search, and much more. Installation instructions are in our docs 🔗 📦
docs.determinate.systems
Our next webinar is coming up this week on Thursday, March 19th. This time, we are focusing on the exciting new WebAssembly support we announced for Determinate Nix, with a live demo from Determinate Systems co-founder and Nix creator Eelco Dolstra. Register now: luma.com/6phax7sd
Hang out with us tonight in San Francisco! Come meet Eelco Dolstra, creator of Nix, chat with other Nix at work users, have a drink, and see the latest features in Determinate Nix. More details and RSVP here: luma.com/onng7h4c
Good news! Our Determinate NixOS AMIs are now available in AWS GovCloud and AWS European Sovereign Cloud 🚀 ❄️ 🎉 This should provide an easy win for teams that deploy NixOS but have specific compliance and data residency requirements. Read more on the DetSys blog.
determinate.systems/blog/govclou...
San Francisco, we are back this week and hosting another Nix happy hour. This time, with a special guest! Join us for drinks and all things Nix on Wednesday, March 11th from 6pm-8pm. More details and RSVP here: luma.com/onng7h4c
Today, we're excited to announce flake schemas in Determinate Nix 3.17.0 ❄️ 🗺️ 🚀. Schemas make your flake output types customizable, enhancing the discoverability of your Nix expressions. We are also tease configurable flakes and a previously top-secret project 🤫
determinate.systems/blog/introdu...
Determinate Nix now supports calling WebAssembly (Wasm) functions inside of Nix expressions ❄️ 🕸️ 🚀
DetSys co-founder and Nix creator Eelco Dolstra provides a deep dive into this path-breaking new feature. The Nix language may never be the same again.
determinate.systems/blog/builtin...
This week is by far the most consequential yet for Determinate Nix ❄️ 🚀 We're shipping support for WebAssembly and WASI, provenance information in derivations, and flake schemas. In this blog post, CEO Graham Christensen discusses what's at stake.
determinate.systems/blog/determi...
Determinate Nix 3.16.3 is now out! 🚀 🎉 FlakeHub now supports authentication via Google Cloud Platform, parallel evaluation in Determinate Nix now uses all available cores by default, plus some other nice fixes and upgrades. This is the one you really want!
determinate.systems/blog/changel...
Determinate Nix is nearly a year old 🚀 🎉 and we're celebrating by tackling a vital set of problems, from new possibilities in Nix evaluation and supply chain security to making flakes more extensible. Stay tuned for more on our socials and in our newsletter this week.
determinate.systems/newsletter
Good news for Determinate users: FlakeHub now supports Google Cloud Platform as an authentication provider. Systems running in GCE, GKE, and more are now just one command away from access to private flakes and FlakeHub Cache ☁️ 🔐 🎉
docs.determinate.systems/guides/log-i...
PlanetNix is next week, and we can't wait to see everyone! If you are in town, join us for a pre-PlanetNix happy hour. Drinks and food are on us, you just have to bring your love for Nix and a desire to meet other people just like you. Space is limited, so grab your spot now: luma.com/vge2y1zk
San Francisco, we are doing a #Nix happy hour later today and want to see you there! More details and RSVP here: luma.com/qcicp5vj
📣 ⏰ Our next webinar kicks off in one hour, this time on provenance and SBOMs with Nix. If you use #Nix or #NixOS at work and care about security and compliance, you won't want to miss this one. Register here to join us live or get the recording when it is ready: luma.com/m9cu1t59
Reproducibility is table stakes. But what about verifiable provenance and SBOMs?
On Thurs, Feb 19, join our next webinar, Provenance and SBOMs with Nix, to see how Determinate Nix, FlakeHub, and Determinate Secure Packages bring assurances to the supply chain. Register now: luma.com/m9cu1t59
Nix users in San Francisco: join DetSys for a Nix/NixOS happy hour on Thursday, Feb 19 🍻. If you’re a software developer on a professional team or enterprise using Nix, this is for you. Meet the DetSys team + fellow Nix enthusiasts. Drinks and snacks compliments of Root Ventures. luma.com/qcicp5vj
📬 The next issue of The Determinate Update is almost here! It’s our behind-the-scenes look at how we're advancing #Nix and #NixOS at Determinate Systems, from the tools we build to community initiatives we're driving, and more.
🔗 Sign up to stay in the loop: mailchi.mp/909681b61b0f...
Another DetSys webinar is on its way! On Thursday, February 19th at 12pm EST, tune in to hear our own @lucperkins.dev talk about the work that we're eager to share around Determinate Nix, provenance, SBOMs, and Determinate Secure Packages.
Get all the details and register here: luma.com/m9cu1t59
Planet Nix 2026 is just 4 weeks away and we couldn't be more excited to hang with you all! To kick things off we're hosting an open happy hour the evening before the conference on Wednesday, March 4th at 5pm. Open to all but space is limited, so please register: luma.com/vge2y1zk
Good news: FlakeHub (flakehub.com) now supports Okta for authentication 🔐🆔🛡️. Okta is one of the most powerful and widely used auth providers, especially for larger organizations. Onboarding instructions for your org are in the Determinate documentation.
docs.determinate.systems/guides/okta-...
Determinate Nix users: we are now rolling out parallel evaluation to ALL users as a GA feature. We're setting the default number of cores to 2 and will slowly ramp that up over time, gathering feedback and bug reports along the way. More info here:
docs.determinate.systems/determinate-...
Determinate Nix 3.15.2 has arrived 🚀❄️! We've made our nix-darwin module a bit more powerful, provided a version of nix-eval-jobs compatible with DetNix, and brought along our usual bevy of minor fixes. This is the one you really want 😎
determinate.systems/blog/changel...
FOSDEM 2026 is this weekend and DetSys software engineer Tristan Ross will be speaking on Saturday about an increasingly important topic in the Nix ecosystem: SBOMs. In person or online, this one is a can't-miss! fosdem.org/2026/schedul...
#fosdem #fosdem2026 #fosdem26
(3/3) The best way to stay close to what’s coming (and help shape it) is to become a customer. Learn how in our launch blog post and reach out to us when you're ready to level up your Nix security and compliance game.
determinate.systems/blog/secure-...
(2/3) Our Determinate Secure Package roadmap for 2026 and beyond is exciting and includes:
- More packages in the secure subset
- Malicious change analysis
- Excluding risky and sanctioned packages
- Security and compliance tool integrations
- More cryptography options beyond FIPS
- And more!