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Downloads

Single-file Python tools. No dependencies, no telemetry — read the source before you run it.

tfi-ping

Multi-host ping with live stats. Ping many hosts at once — ICMP via your system ping, or TCP connect timing when ICMP is blocked. Shows loss, min/avg/max/jitter, and can export CSV.

Python 3.9+ · Windows, macOS, Linux · no installs · 7.3 KB
python3 tfi_ping.py 1.1.1.1 example.com --tcp 443 -c 20
sha256 622eba7def5ec9f6b626f81524033e062611e3a404423dd8ba7d319b5a50728e
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tfi-netscan

Network discovery for the subnet you're on. Sweeps a CIDR for live hosts, probes common service ports, resolves reverse DNS, and pulls MAC addresses from the ARP table. Outputs a table, JSON or CSV.

Python 3.9+ · Windows, macOS, Linux · no installs · 8.4 KB
python3 tfi_netscan.py 192.168.1.0/24 --ports common --json out.json
sha256 5df7184fa3c9ac7fc9414d77d776b98b5eedfd7198701e023f8875b2e5dcce94
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tfi-certcheck

Bulk TLS certificate audit. Feed it a list of hosts and it reports issuer, expiry, days left, SAN coverage and chain validity — exits non-zero when anything expires soon, so it drops into cron or CI.

Python 3.9+ · Windows, macOS, Linux · no installs · 5.5 KB
python3 tfi_certcheck.py -f hosts.txt --warn 21
sha256 0c6c64b3f41872a940422ac5ef8934df795874484f02dbe29bdac4cfb3d1e2d9
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