HTTP probe (status + latency) and TLS certificate inspection (expiry, issuer, SANs).
Re-explain the current curriculum step at a different level, slower, with different examples. Use whenever you feel lost — no judgment, no "try harder.
Resolve DNS records (A, AAAA, MX, TXT, CNAME, NS, SOA, SRV, CAA), PTR reverse, and WHOIS.
Control VMs/containers in Proxmox VE via REST API.
Extract text from images and scanned PDFs via the local Tesseract binary.
Synthesize text to speech using Microsoft Edge Read Aloud voices (no API key).
Capture JPG frames or short MP4 clips from RTSP/HTTP IP cameras via ffmpeg.
Inspect and control local Docker containers.
Fetch and parse RSS, Atom, and JSON feeds.
Computational queries — math, science, conversions, and verified facts.
Search Wikipedia and fetch article summaries or extracts.
Forward and reverse geocoding via Nominatim (no API key, ~1 req/sec).