Blog on Jon Seager

This article was originally posted on the Ubuntu Discourse, and is reposted here. I welcome comments and further discussion in that thread. The development of upki has been steadily progressing over the past few months. Since my last update, the project has released a beta version of the CLI tool and library, and the Ubuntu Foundations team has released a preview that users of Ubuntu 26.04 LTS and Ubuntu 26.10 development snapshots can try out. The preview is still experimental, but it contains…

This article was originally posted on the Ubuntu Discourse, and is reposted here. I welcome comments and further discussion in that thread. Last week I attended Ubuntu Summit 26.04. Ubuntu Summit is Canonical’s twice-yearly “showcase for innovative and ambitious” work across Ubuntu, open source, and the wider technology ecosystem. The format remained the same as the Ubuntu Summit 25.10: a focused programme of talks, demos and community sessions, streamed for a wider audience. While many of the…

This article was originally posted on the Ubuntu Discourse, and is reposted here. I welcome comments and further discussion in that thread. Introduction #As 2026 progresses, LLM-based tools are becoming more and more ubiquitous. Adoption across the tech industry has been mixed, both in terms of which projects are embracing “AI” technologies, and in how companies are structuring their adoption. As a result, I’m frequently asked about what Canonical and Ubuntu will do (or not) to incorporate AI.…

This article was originally posted on the Ubuntu Discourse, and is reposted here. I welcome comments and further discussion in that thread. Introduction #I am thrilled to announce the next target in our campaign to replace core system utilities with memory-safe Rust rewrites in Ubuntu. In upcoming releases, Ubuntu will be adopting ntpd-rs as the default time synchronization client and server, eventually replacing chrony, linuxptp and with any luck, gpsd for time syncing use-cases. ntpd-rs i...

Introduction #I’m really into speciality coffee. In July 2025 I started tracking my coffee habits with Roastguide, a delightfully designed iOS app for people with a similar obsession to mine. It does a good job of tracking brews, roasters and bags, but over time I found myself wanting the data in a system that I controlled. I wanted to be able to query it, back it up, and adjust some of the flows to work better for how I brew and consume coffee. Despite my past scepticism of the previous gene...