Healthchecks is a cron job monitoring service. It listens for HTTP requests and email messages ("pings") from your cron jobs and scheduled tasks ("checks"). When a ping does not arrive on time, Healthchecks sends out alerts.

Prometheus exporter для получения информации по биллингу аккаунта облака Selectel.

Pretty fast disk usage analyzer written in Go.

Gdu is intended primarily for SSD disks where it can fully utilize parallel processing. However HDDs work as well, but the performance gain is not so huge.

buildx is a Docker CLI plugin for extended build capabilities with BuildKit.

Starting your journey in observability by gathering metrics with Prometheus

Taking advantage of metrics by sending notifications via Slack

A distributed tracing quick start with Jaeger and OpenTelemetry

Monitoring at Coverwallet

Opstrace is secure, horizontally-scalable, open source observability installed in your cloud account. It combines open APIs to reduce toil.

Cruise-control is the first of its kind to fully automate the dynamic workload rebalance and self-healing of a Kafka cluster. It provides great value to Kafka users by simplifying the operation of Kafka clusters.

Lima launches Linux virtual machines on macOS, with automatic file sharing, port forwarding, and containerd.

The Open Source Airtable alternative — Turns any MySQL, PostgreSQL, SQL Server, SQLite & MariaDB into a smart-spreadsheet.