Skip to content

Reproducible CI,
booted in milliseconds.

Reproducible CI,
booted in milliseconds.

KILN spins up isolated, byte-for-byte identical sandboxes for every pipeline run. Open core, self-hosted, no snowflake runners.

We’ll never spam you. See our

2,431

developers on the list

Early access opens Dec 2

--d--h--m--s

Open source core

·

Self-hosted

·

SOC 2 in progress

What's coming

Shipping in the open

What we are building, in the order it ships.

kiln-core

Deterministic sandbox runtime

Building

kiln run

One command for any CI provider

Building

kiln cache

Content-addressed, shared across runs

Next

kiln snap

Replay any failed run on your laptop

Planned

ci-runner: ~/app
ci-runner: ~/app

FAQ

Before you join

Short answers. More in the docs once they exist.

What is KILN?

A runtime that boots an isolated, fully pinned sandbox for each CI job, so a green build today is a green build next year.

Is it open source?

Can I self-host it?

When do I get access?

Reproducible CI sandboxes for teams that ship every day. Open core, self-hosted.

Reproducible CI sandboxes for teams that ship every day. Open core, self-hosted.

Reproducible CI sandboxes for teams that ship every day. Open core, self-hosted.

Reproducible CI sandboxes for teams that ship every day. Open core, self-hosted.

Create a free website with Framer, the website builder loved by startups, designers and agencies.