Engineering stories, perspectives, and product updates from the team building Depot.


Peter Hasko-Nagy
Staff Engineer at Depot
26.08.26
Introducing the Fibonacci Benchmark™ for CI runners
Taking the Sandbox TTI benchmarks one step further for fun.
Latest posts


Kyle Galbraith
26.08.17
Depot CI is now available in Origin
Launching today in early beta, Origin code hosting features a Depot app to run your existing GitHub Actions workflows on Depot CI for better performance and reliability without GitHub.


Héja Péter (Vau)
26.08.13
Why I reimplemented LVM (with worse guarantees)
Our microVMs launch in under a second, and assembling their block devices in parallel put LVM's roughly 100ms
volume group-wide lock directly in the critical path. We kept the kernel's device-mapper, wrote our own control
plane and gave up crash safety our ephemeral workloads never needed, making allocation roughly 100x faster.


Iris Scholten
26.08.11
How I delegate the work, not my judgment
Agents can investigate, plan, and implement faster than I can, but reading a final diff is not the same as understanding why the system works the way it does. I own how the system behaves in production, so I want to keep building my intuition about it.


Chris Goller
26.08.04
Why SOCI belongs in the build
Most of a large container's startup goes to pulling and decompressing files it never reads to boot. SOCI makes the image seekable so the runtime loads only the bytes it needs, and Depot writes that index during the build, so the image can lazy-load the instant it's pushed.


Kyle Galbraith
26.07.29
GitHub is the wrong shape for this new world
GitHub isn't just falling short on performance and reliability. The whole collaboration paradigm is the wrong shape for how we build software now.


Iris Scholten
26.07.29
Now available: Test results in your CI jobs
Report JUnit from your Depot CI or Depot GitHub Actions jobs to see failures in context. A single command runs your suite and uploads the report. Split suites by historical timing and they'll automatically rebalance over time.


Wito Delnat
26.07.20
Improving system safety with Temporal Logic of Actions (TLA+)
Formal verification never seemed worth it: writing a faithful TLA+ spec took too long. But now agents can write the spec from your code. We tried it on the rebuilt Depot Registry garbage collector, and the model checker found something our tests and reviews didn't: a race that could delete live data.


Kyle Galbraith
26.07.17
Depot is now available in Stripe Projects
Depot is joining the Stripe Projects developer preview. Developers and their agents can now set up Depot from the terminal: create or link an organization, pick a plan, and get a token back that unlocks fast, reliable software delivery on Depot.


Andrea Anderson

Pedro Guerra
26.07.15
How we use PostHog to keep our AI assistant on track
Keeping our AI assistant working well is a human responsibility at Depot. PostHog's AI engineering features turned our never-ending reviews into 30 minutes a week.


Andrew "Watts" Watkins
26.07.13
Why your team processes suck
A team process without a principle underneath it is a real problem. Here's why the "why" is worth protecting as you scale.
Older posts
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Docker buildx explained

Kyle Galbraith
Guides
24.09.24
Comparing GitHub Actions and Depot runners for 2x faster builds

Kyle Tryon
Guides
24.09.20
GPUs now available for Depot GitHub Actions runners

Kyle Galbraith
Product
24.09.19
Tidy up with docker system prune

Kyle Galbraith
Guides
24.09.16
Now available: Detailed Depot usage and GitHub Actions analytics

Kyle Galbraith
Product
24.08.27
Our favorite Docker tools

Kyle Galbraith
Guides
24.08.19
Deploy to Fly using a Depot builder

Kyle Tryon
Guides
24.08.06
The complete guide to getting started with building Docker images

Kyle Galbraith
Guides
24.08.01
Fly builds, now with Depot

Kyle Galbraith
Product
24.07.31
Faster GitHub Actions with Depot

Kyle Galbraith
Guides
24.07.29