releases
FlowChassis 0.1.0 Released as an Open Source Workflow Kernel for Go
FlowChassis 0.1.0 is out. It is a small workflow execution kernel for Go: you describe a job as steps, and it runs them inside your own program, writes a checkpoint …
Posts
explainers
What a Workflow Execution Kernel Is and Why Sagas Need One
Picture an online shop’s order code. Reserve the stock. Charge the card. Print a receipt. Book the courier. Email the customer. Five calls, five different systems, …
testing
How FlowChassis Was Tested With 240 Worker Kills and Not One Lost Order
FlowChassis makes one main promise: whatever happens to the process, every run picks up where it stopped, and nothing it did is lost or done twice without warning. The …
about
Why the Project Is Called FlowChassis
A car’s chassis is the frame everything else bolts onto. The engine, the wheels, the body and the seats all hang from it. You don’t see it when you look at a …
case studies
Account Signup With FlowChassis Leaves No Half-Made Accounts
Signing someone up sounds like one action. It’s usually four. You create the user record, give the account its storage, send the welcome email, and switch the …
case studies
Cloud Provisioning With FlowChassis Tears Down What a Failed Deploy Built
Putting a site on a new server takes a handful of calls to different providers. Create the VM. Point a DNS record at it. Get a TLS certificate. Then wait until the thing …
case studies
Video Transcoding With FlowChassis Survives a Crash Without Starting Over
Some jobs take minutes or hours. Transcoding a long video is the classic one. The usual design is a worker that picks up the job and grinds through it, and when that …
case studies
Webhook Delivery With FlowChassis Backs Off Between Retries and Dead-Letters What Fails
If your product sends webhooks, you’ve built a small delivery system whether you meant to or not. Customers’ endpoints go down, answer slowly, return errors …