Practical insights, technical updates, and hands-on experiences from the Numtide engineering team.https://numtide.com/https://numtide.com/blog/unhashing-all-the-things-making-sense-of-ethereum-storage-traces/https://numtide.com/blog/unhashing-all-the-things-making-sense-of-ethereum-storage-traces/A deep dive into how Ethereum's keccak256 hashing obscures storage traces, and how the new keccak256PreimageTracer in Geth v1.15.6 can reverse those hashes to reveal meaningful transaction data.Tue, 27 Jan 2026 00:00:00 GMTDragan Milichttps://numtide.com/blog/system-manager-1-0/https://numtide.com/blog/system-manager-1-0/Announcing System Manager 1.0, a tool that brings NixOS-like declarative configuration to non-NixOS Linux distributions like Ubuntu, with packaging and configuration managed entirely in Nix.Thu, 08 Jan 2026 00:00:00 GMTJonas Chevalierhttps://numtide.com/blog/how-to-use-nix-flakes-to-manage-c-libraries-and-header-files/https://numtide.com/blog/how-to-use-nix-flakes-to-manage-c-libraries-and-header-files/Let’s explore how you configure a nix flake to handle installing C++ developer libraries automatically.Wed, 27 Aug 2025 00:00:00 GMTJeffrey Cogswellhttps://numtide.com/blog/case-study-doctors-without-borders-medecins-sans-frontieres-nixos/https://numtide.com/blog/case-study-doctors-without-borders-medecins-sans-frontieres-nixos/How Médecins Sans Frontières (MSF) uses NixOS to manage dozens of servers deployed in remote clinics around the world, keeping them updated with minimal connectivity.Thu, 26 Jun 2025 00:00:00 GMTJeffrey Cogswellhttps://numtide.com/blog/creating-a-nix-cache-in-an-s3-cloud-storage/https://numtide.com/blog/creating-a-nix-cache-in-an-s3-cloud-storage/Step-by-step guide to creating a Nix binary cache in S3-compatible cloud storage, covering bucket setup, signing keys, uploading store paths, and pulling them into a fresh environment.Mon, 12 May 2025 00:00:00 GMTVõ Minh Thuhttps://numtide.com/blog/it-takes-68-steps-to-deploy-odoo-with-nixos/https://numtide.com/blog/it-takes-68-steps-to-deploy-odoo-with-nixos/After spending a few years providing NixOS consulting, and building tooling around it, it's time to take account. How hard is it to go from zero to a deployed application running on NixOS? This article aims to serve as a benchmark for future tooling.Wed, 24 Jul 2024 00:00:00 GMTJonas Chevalierhttps://numtide.com/blog/nix-vm-test-reproducible-integration-tests/https://numtide.com/blog/nix-vm-test-reproducible-integration-tests/We released nix-vm-test, a test framework to quickly spin up a virtual machine and run tests using a single CLI command.Wed, 22 May 2024 00:00:00 GMTJonas Chevalierhttps://numtide.com/blog/nix-docker-or-both/https://numtide.com/blog/nix-docker-or-both/Nix and Docker both solve the 'it worked on my machine' problem, but in different ways. We compare the two approaches and show how they can complement each other.Sun, 24 Dec 2023 00:00:00 GMTJill Thornhillhttps://numtide.com/blog/donating-srvos-to-nix-community/https://numtide.com/blog/donating-srvos-to-nix-community/SrvOS is a collection of opinionated defaults for NixOS, optimized for server environments. Today we are giving this project to nix-community.Fri, 03 Nov 2023 00:00:00 GMTJonas Chevalierhttps://numtide.com/blog/nixos-anywhere-1-0-release/https://numtide.com/blog/nixos-anywhere-1-0-release/Today, we’re announcing the release and donation of nixos-anywhereMon, 18 Sep 2023 00:00:00 GMTJonas Chevalierhttps://numtide.com/blog/we-are-deep-stack-developers/https://numtide.com/blog/we-are-deep-stack-developers/This new term came to mind when I wanted to describe our team and what we work on day-to-day.Mon, 21 Aug 2023 00:00:00 GMTJonas Chevalierhttps://numtide.com/blog/we-dont-need-nixos-cloud-images-anymore-2/https://numtide.com/blog/we-dont-need-nixos-cloud-images-anymore-2/A simple free tool lets you install NixOS remotely in the cloud - or anywhere else.Thu, 06 Jul 2023 00:00:00 GMTJill Thornhillhttps://numtide.com/blog/why-choose-nix-for-package-management/https://numtide.com/blog/why-choose-nix-for-package-management/Time saved with Nix > time spent learning Nix: T or F?Tue, 27 Jun 2023 00:00:00 GMTJill Thornhillhttps://numtide.com/blog/nixos-anywhere-intro/https://numtide.com/blog/nixos-anywhere-intro/At Numtide, we deploy NixOS to various infrastructure providers and target platforms daily. This blog post introduces NixOS Anywhere, a tool we built to make our lives easier.Wed, 10 May 2023 00:00:00 GMTBrian McGee