Sysadmin Tools 🇺🇦

Vykar Backup

A fast, encrypted, deduplicated backup tool written in Rust centered around a friendly YAML config file. Inspired by BorgBackup, Borgmatic, Restic, and Rustic. Vykar uses its own on-disk format and is not compatible with Borg or Restic repositories.

https://github.com/borgbase/vykar #backup #restic #borg #rustic

Lux

A drop-in Redis replacement. 3-5x faster. Multi-threaded. Written in Rust.

#redis #rust

Backblaze: A First Look at B2 Cloud Storage https://rtfm.co.ua/en/backblaze-a-first-look-at-b2-cloud-storage #backup #s3 #rclone #nas #freebsd

chernoffOT

Real-time service monitoring with Chernoff faces. Spot outages at a glance — happy faces mean healthy services, angry faces mean something's wrong.

https://github.com/ashinvinod/chernoffOT #observability #monitoring

JSON Documents Performance, Storage and Search: MongoDB vs PostgreSQL https://binaryigor.com/json-documents-mongodb-vs-postgresql.html #json #database #postgres #mongodb #sql #nosql

otelstore

OpenTelemetry single-binary store and UI dashboard

https://github.com/distribulent/otelstor #opentelemetry #observability #trace

emuko

Fast RISC-V emulator written in Rust. Boots Linux.

https://github.com/wkoszek/emuko #linux #riscv #emulator

FreeBSD: Home NAS, part 14 – logs with VictoriaLogs and alerts with VMAlert https://rtfm.co.ua/en/freebsd-home-nas-part-14-logs-with-victorialogs-and-alerts-with-vmalert #victorialogs #freebsd #observability

Note: dot not upgrade your GitLab CE to the latest version because of bug https://gitlab.com/gitlab-org/gitlab/-/issues/590908 #gitlab #bug #opensource

Dozzle

Dozzle is a lightweight, web-based application for monitoring Docker logs in real time. It doesn't store any log files—it's designed purely for live log viewing.

https://github.com/amir20/dozzle #docker #golang #log #logging #k8s #observability

How we reduced the size of our Agent Go binaries by up to 77% https://www.datadoghq.com/blog/engineering/agent-go-binaries #go #golang

Back to FreeBSD: Part 1 https://hypha.pub/back-to-freebsd-part-1 #freebsd #unix #jails #docker

Homelab

A personal Kubernetes homelab built with Ansible (IaC) and Argo CD (GitOps), running on VPS infrastructure.

https://github.com/tograu/homelab #ansible #vector #grafana #vps #k8s #kubernetes #k3s #traefik #argocd #victoriametrics #victorialogs

nginx-lint

A linter for nginx configuration files with WASM plugin support.

https://github.com/walf443/nginx-lint walf443.github.io/nginx-lint #nginx #linter

FreeBSD: Home NAS, part 11 – extended monitoring with additional exporters https://rtfm.co.ua/en/freebsd-home-nas-part-11-extended-monitoring-with-additional-exporters #freebsd #nas #observability #monitoring #grafana #zfs

FreeBSD: Home NAS, part 10 – monitoring with VictoriaMetrics and Grafana https://rtfm.co.ua/en/freebsd-home-nas-part-10-monitoring-with-victoriametrics-and-grafana #observability #monitoring #victoriametrics

more than 101 ways to deploy Kubernetes https://zwindler.github.io/101-ways-to-deploy-kubernetes #kubernetes #k8s #devops

Running Your Own AS: BGP on FreeBSD with FRR, GRE Tunnels, and Policy Routing https://blog.hofstede.it/running-your-own-as-bgp-on-freebsd-with-frr-gre-tunnels-and-policy-routing #freebsd #bgp #networking #ipv6

CloudSlash

Local-first AWS forensic engine. Finds waste via dependency graph analysis and enables safe remediation with Terraform state restoration.

https://github.com/DrSkyle/CloudSlash #go #cli #aws #tui #terraform #forensics

Owning a $5M data center https://blog.comma.ai/datacenter #cloud #selfhosted