
Emergency Legacy Extension now available for NixOS 25.05
Determinate Secure Packages 25.05 (Emergency Legacy Extension) brings critical security support to NixOS 25.05.
8 slices of Nix-related goodness for your perusal

Determinate Secure Packages 25.05 (Emergency Legacy Extension) brings critical security support to NixOS 25.05.

We're replacing our original Determinate Secure Packages product with a long-term support (LTS) offering with 5 years of support for a subset of distributions, providing our customers with substantially longer planning horizons

A live, public view of the CVEs we track in Determinate Secure Packages, the fixes we ship for them, and how much work that is.

Making package cooldowns for Nixpkgs available to all Determinate users by default

Make this your most confident and secure Nixpkgs upgrade yet

Checking in on the current state of our supply chain efforts and an initial glance at FlakeBOM

Determinate Secure Packages 25.11 is now generally available, with security maintenance committed through November 2026.

A secure, signed, SLA-backed variant of Nixpkgs for teams who can't afford supply chain risk