Showing Post From Open Source

Server-side JavaScript runtimes in 2026: revisit Node.js, Deno and Bun before you move another service off Node.js

Every few months someone in a JavaScript team asks the same question: should we move this service to Bun, or to Deno?

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Self-hosted CI in 2026: revisit Jenkins, Woodpecker CI and Tekton before you add another build agent

Most teams that keep builds on their own servers did not choose their CI engine recently. It was chosen years ago, by someone who may have left, on a machine that has been upgraded “when there was time”.

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Server-side WebAssembly in 2026: revisit Wasmtime, WasmEdge and Wasmer before you run another customer plug-in

Sooner or later, many business products are asked for the same feature: “let our customers write their own rules”. A pricing formula, a validation check, a custom field calculation, a small webhook transformer.

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Container sandboxing in 2026: revisit gVisor, Kata Containers and Firecracker before you run another untrusted workload

A normal container is a set of Linux processes with namespaces, cgroups, capabilities and a seccomp profile around them. That is a good packaging boundary and a reasonable resource boundary.

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Kubernetes backup in 2026: revisit Velero, K8up and Kanister before you trust another cluster restore

Most Kubernetes teams can rebuild a Deployment in two minutes. Fewer can say how long it takes to get back the data that Deployment was using.

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Background jobs on PostgreSQL in 2026: revisit River, Graphile Worker and Oban before you add Redis just for a job queue

Most web applications need background jobs. Send an SMS after a payment, build a PDF, call a slow partner API, recalculate a report at night.

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