| 1 min hardware
Trashmonitor to oggle my goggles and behold the blinkenlights
I glued together a tittle tailnet-only streaming surface so I can oggle my goggles, blinkenlights, dev boards, and the hardware pile from the sanctum of anywhere
Blog
136 posts
Jess Sullivan
Full stack engineer, musician, birdwatcher
3d-printing8311BirdingChapelClassesDIYDevOpsDhallDocsElectrostaticFeaturedFitnessHeadphonesHow-ToIdeasMusicNUMANature ObservationsNetworkingNixPBTPhotographyPlanarPythonRTReviewsTailscaleWaxwing Audioactive-directoryambienttalkansiblearcmapasm2362automotivebcibirdingclimbingcmuxcnccollaborationcommunitycornellcovid-19crs309cryptoctap2cvdata-wranglingdevopsdhalldiyecologyfabricationffiffmpegfiberfidiumfido2fieldworkfossfpgag988gisgonetspeedhardwarehigher-educationhomelabindeterminismisamjazzkeychainkmlkuberneteslinuxlow-levelmacOSmacosmakermakerspacemediamtxmental-healthmetalmikrotikmoleculemushroomsmusicnaturenew-hampshirenixnokianotificationsnvmeobjcobservationsomciontopen-sourceornithologypersonalphotographyppepromise-theorypsrpqgisqutebrowserrreproducibilityresumereverse-engineeringscsisocial-goodsoftwaressd-recoverystartupsstreamingsveltekitswifttailscaletcfstestupdateusb-bridgewas-110weeknoteswindowswinrmxgs-ponxoxdwmxrxramzig
| 11 min devops
Hacking around with XGS-PON: Fiber ISPs, WAS-110 Modules & Mikrotik
Two fiber ISPs, one switch, two BFW WAS-110 SFP+ XGS-PON modules running 8311 community firmware. Fidium and GoNetSpeed both authenticate the same way (clone the operator-supplied ONT's identity into IaC), but their upstream OLTs push very different OMCI service profiles. This is the procedure I used to land both, with annotated scripts and OMCI captures.
| 2 min software
Little Zig Libraries for Fruit-Shaped Escape Hatches
Four tiny Zig libraries, one small thesis: keep the app shell pleasant on macOS, but move native capabilities behind a boring C ABI so Linux ports do not become full rewrites.
| 3 min devops
Smol DarwinNicUtil Has Docs and installers now, yay
DarwinNicUtil v2.1.2 is documented, packaged on PyPI and FlakeHub, and now reflects the Mac-bastion OOB flow I use to manage lab network hardware.
| 4 min hardware
Host Characterization with Chapel, Fancy Testing & Dhall
Using Chapel's forall, my own property-based testing library and Gabby's Dhall lang for characterization records on a dual-socket Xeon machine, lets do some awesome kernel scheduling analysis
| 3 min personal
Week Notes: Indeterminism, Passkeys, and Spring
Determinism begets fascination with indeterminism. FIDO2 work for cmux, qutebrowser & keepassxc, a 2026 teletype, 20km spring run, lead climbing, and the BCI server rack draws a concerning 4kWh at idle.
| 5 min devops
WinRM Quotas, Plugin Confusion, and Why PSRP Has Been the Answer Since 2018
Bah! WinRM has a hidden quota layer, some error messages lie, and the fix has been sitting in ansible-core since 2018.
| 1 min personal
Updated Resume & CV — March 2026
Fresh resume and CV are up. New publications section, binary analysis research, and a bunch of other updates from the past year.
| 23 min hardware
From Bricked to Recovered: The Story of Hacking an NVMe SSD Back to Life
How I recovered a write-protected NVMe SSD by reverse engineering a USB bridge chip and injecting commands directly into its memory — no professional tools needed.
| 1 min personal
Week Notes: Cyborgs, Servers, and Sending
Dell 7810 bifurcation woes, BCI goggles laced up, tcfs gets macOS FileProvider, 4k lines of Ansible replaced with Dhall, 5.13 top rope project, and Norwegian metal in the office.
| 17 min hardware
XRAM Injection: Bypassing USB Bridge Whitelists to Recover NVMe Drives
A complete technical guide to the XRAM injection technique for sending arbitrary NVMe admin commands through the ASMedia ASM2362 USB-to-NVMe bridge, bypassing its firmware opcode whitelist.
| 4 min devops
Aperture, Tagged Devices, and the tsnet Escape Hatch
Every device on the tailnet was tagged. Aperture doesn't recognize tagged identities. I was locked out of my own AI gateway-- and a throwaway Go program got me back in.
| 1 min hardware
Ligature Test Fixture
Test fixture post for verifying Fira Code ligatures render correctly in code blocks.
| 1 min personal
What have I been up to these last few months?
I am off to do cool stuff at Bates College! 🚀 I am pleased to shared I have accepted position as a Systems Analyst at Bates. That’s right- I’ve moved from...
| 1 min software
I wrote a mutual aid mental health service
Check out this project here: Tetrahedron.gay is a mutual aid mental health group informally continuing the structured partial hospitalization Triangle Program.
| 1 min software
AccuWix Report CLI
I wrote this lil command line application while riding on a bus to and from New York City- find the project repository here at jesssullivan/AccuWixReport. 😸...
| 1 min software
Lets write a simple, efficient and fast flask-based image server in an afternoon
….that uses lanczos resampling to serve optimized cached photos. Find this project on GitHub here: jesssullivan/FastPhotoAPI Interact with this API graphically...
| 1 min hardware
Turkey Probe
A spur-of-the moment turkey thermometer with dubious accuracy, questionable code and unhelpful complexity made of random gahbage. Uses Steinhart-Hart equation...
| 1 min hardware
Fusion 360 for 3d Printing w/ Jess!
Next class: April 3rd, 6pm – 8pm RSVP Here! Draw and print your mechanical daydreams! Watertight threads? Anneal-fit tolerances? Learn to design and print...
| 1 min personal
This and That!
updated on 5/23/22 Letsee…. Built out a lil web dashboard for DLA Makerspace- find the space’s calendar, general information, technical documentation, printer...
Jess Sullivan
Full stack engineer, musician, and birdwatcher based in Lewiston, ME & Boston, MA. I build infrastructure tooling, digital automata, hack upon compilers, love learning new languages, futz with hardware, and maintain a lot of fun projects here and elsewhere.
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