What a SKILL.md actually does for a Claude DevOps session
The case for using Claude for DevOps work is not “AI writes my code now.” The case is that the slow parts of the job, the parts where you lose an hour…
Open Source
Articles about open source software and projects
124 articles
A four tier open source AI observability stack you can ship today
Most enterprises that ship AI features are running something they cannot fully see. A retrieval pipeline answers confidently while pulling the wrong context. An agentic workflow burns ninety seconds of compute before…
apache paimon is a streaming lakehouse table format worth trying
What it is, where it fits, and when you should bother Lakehouse storage (a hybrid model that blends a data lake’s cheap object storage with a warehouse’s structured table features) is one…
eBPF in practice: bpftrace, bpfilter, and libbpf-bootstrap
Extending a Linux box used to leave you with two uncomfortable options. Patch the kernel and maintain a fork forever, or ship a kernel module and accept that one bad pointer takes…
head, tail, and cat cover more Linux file work than you think
I have watched sysadmins open a 200 MB log in nano, scroll for ten minutes, then give up and grep for the line they wanted. The same job takes two seconds with…
The DNS record types that actually matter when you run a domain
Most days I do not think about DNS at all. Then a server migrates, mail starts bouncing, or a certificate renewal fails, and the next two hours are spent staring at zone…
Proton’s AI Paper Trail reveals what chatbot history exposes
I ran Proton’s new AI Paper Trail on a fake export built from my own ChatGPT memory, and the result was a 21-out-of-100 exposure score with the label “Technical tester exploring AI…
OpenAltFinder matches proprietary apps to free open-source ones
You need to do a job on a computer, and the only tool you know for it costs money, or worse, phones home with everything you do. You have heard there is…
nc, nmap, ss, and bash are the four port-test tools you actually need
You SSH into a fresh server, type telnet 443 out of muscle memory, and the shell replies that the command is not installed. There is a moment where you almost install telnet…
zsh’s numeric glob operator beats bash for disk-rotation backups
If your disk is constantly near full and you back files up in batches as new ones land, the shell glob you reach for is usually the wrong shape. Bash’s ? (single…