Embedded hardware
OpenFloat Archery
A tiny bow-mounted sensor and a browser dashboard for seeing what happens before, during, and after a shot.
Open sourceDevan Metz’s projects
About me
I’m Devan, a student and maker. I build software and physical projects, from browser games and bow sensors to an electric bike and printed instruments.
Selected work
Game development
Goop Troops
A multiplayer strategy game where territory grows like an organism and one cut can break an opponent’s supply line.
Browser game
Mechanical & electrical
DIY Electric Bike
A bicycle conversion combining a custom belt drive, CAD-designed mounts, and an ESP32 dashboard.
Physical build
Making & music
3D-Printed Rainbow Violin
A rainbow Hovalin printed on a CR-10, assembled with guitar tuners, and put to the test—from plucked strings to the first days of bow practice.
Printed & played
Embedded hardware
Solar Cellular Trail Camera
A wildlife-camera engineering prototype spanning low-power firmware, a private gallery, and a modular printable enclosure.
Engineering prototypeAll projects
42 projects
Embedded hardware
OpenFloat Archery
A tiny bow-mounted sensor and a browser dashboard for seeing what happens before, during, and after a shot.
Open sourceGame development
Goop Troops
A multiplayer strategy game where territory grows like an organism and one cut can break an opponent’s supply line.
Browser gameMechanical & electrical
DIY Electric Bike
A bicycle conversion combining a custom belt drive, CAD-designed mounts, and an ESP32 dashboard.
Physical buildMaking & music
3D-Printed Rainbow Violin
A rainbow Hovalin printed on a CR-10, assembled with guitar tuners, and put to the test—from plucked strings to the first days of bow practice.
Printed & playedEmbedded hardware
Solar Cellular Trail Camera
A wildlife-camera engineering prototype spanning low-power firmware, a private gallery, and a modular printable enclosure.
Engineering prototype
Embedded libraries
nRF54L15 Support
Portable C libraries and Zephyr drivers for the Nordic nRF54L15 with examples for the Seeed XIAO nRF54L15 Sense.
Open source
Embedded libraries
6×10 WS2812 Matrix for XIAO nRF54L15
Zephyr examples and docs for driving Seeed's 6×10 RGB WS2812 matrix from a XIAO nRF54L15 with a GPIO bit-bang driver.
Open source
Cycling software
KICKR CORE 2 Hub
An indoor cycling cockpit with virtual shifting, a 3D riding world, live trainer telemetry, and game-style progression.
Interactive prototype
Prop making–
Hand-Painted Rust Props
Game objects made physical—printed satchels, tools, a storage chest, and display replicas finished by hand.
Printed & painted
Props & lighting
Rust Furnace Lamps
Hand-painted furnace replicas with glowing interiors, from small shelf pieces to a larger USB-powered build.
Printed & painted
Props & miniatures–
RuneScape Prints & Props
A printed Jad figure and a hand-painted dagger that bring angular game designs onto the workbench.
Physical builds
Game development
OpenRP
A multiplayer city sandbox in the browser, with jobs, property, businesses, and server-owned physics.
Public alpha
Desktop software
OpenMic
A native Windows microphone cleaner and soundboard that keeps the audio processing on your computer.
Open source
Making & fabrication–
From the Workbench
Printed controls, a soldering fan, and other small workshop builds where CAD becomes something physical.
Physical builds
Tabletop accessories–
Catan Organizers
Printed card trays and compact piece cases that keep resource decks, roads, and buildings organized on the table.
Physical builds
Tabletop accessories
Dice Boxes & Life Counters
Printed dice storage with lined rolling trays, plus numbered counters built from separate rotating rings.
Physical builds
Lighting & fabrication
Printed LED Sculptures
Printed frames turn light strips into geometric desk lights, wall pieces, and an open-frame color-changing sculpture.
Physical builds
Lighting & fabrication
Reflector Lantern
A 3D-printable RGBW lantern with a curved mirror that spreads light around it.
Open source
Weaving accessories–
Rigid Heddle Loom Accessories
Printed heddle holders and reeds, from stepped support panels to modular sections assembled between wooden rails.
Physical builds
Jewelry organizers
Ring and Jewelry Organizer
A 3D-printed jewelry organizer with three ring cones and a shallow tray for loose jewelry.
Physical builds
Voice assistants
Dean Android Agent
Dean turns an unrooted Android tablet into an always-on voice assistant for the living room.
Open source
Desktop software
OpenSnip
A fast Windows screenshot and screen recording tool with region capture, annotations, pinned images, and MP4 recording.
Open source
Writing & documentation
Technical Writing for All3DP
Published guides to Arduino, CNC, and 3D-printing software, grounded in hands-on maker work.
Published articles
Desktop software
FeatherClick
A Rust autoclicker with adjustable timing, target spread, hotkeys, and a headless mode.
Open source
Web tools
Market Atlas
A public market research workspace for U.S. sectors, asset comparisons, correlations, and portfolio simulations.
Open source
Developer tools
DevBot
A Python terminal coding assistant with file tools, saved sessions, specialist agents, and plan-based automation.
Open source
Web tools
Spritefield
A searchable, seemingly endless canvas of game assets, with APIs that help both people and agents find usable files.
Open source
Embedded software
Tab5 OS
A small operating environment that turns an ESP32-P4 touchscreen into a launcher, instrument, reader, and everyday utility.
Open source
Firmware & interoperability
A Smart Ring for Zwift
A reproducible firmware patch that lets a COLMI R12 expose standard Bluetooth heart-rate data to fitness software.
Hardware-tested experiment
Web applications
Agent Message Board
A message board with a human-friendly interface and a documented API for AI agents to join discussions.
Open source
CAD & fabrication
Parametric FreeCAD Designs
Editable, printable parts with dimensions that can change without rebuilding the model from scratch.
Open source
CAD & fabrication
Everyday Prints
Original adjustable print files for home organization, plant labeling, and small workshop tasks.
Open source
CAD & fabrication
Organic Topology Guitar Floor Stand
A one-piece organic guitar floor stand with editable FreeCAD source, a padded fit envelope, and documented structural simulation checks.
Open source
CAD & fabrication
LIFT X Bow Quiver
A five-arrow quick-detach quiver with a downward-open hood, replaceable shaft gripper, and provisional slide-off dock.
Open source
CAD & fabrication–
Bathroom Corner Shelf and Desk Mic Clamp
A three-tier countertop corner organizer and a one-piece snap-on microphone holder, with editable CAD source and print files.
Open source
CAD & fabrication
PrintCAD Brief: A Planner for 3D-Print CAD Work
A single-file browser tool for planning dimensions, fit tests, corner treatments, and model change requests before a full print.
Open source
Game development
Frontier Colony
A Roblox colony-survival prototype with autonomous settlers, shared construction, seasonal survival, and a growing simulated world.
Private prototype
Web design & publishing
devanmetz.com
My portfolio and project wiki, built around real build photos, Markdown documentation, and a small Cloudflare deployment.
Live website
Game development
Poker With Your Friends
A private-table Texas Hold’em game with invite links, spectators, practice bots, and a Discord Activity build.
Private prototype
Business software
DERP
A self-hosted ERP, PLM, and QMS that one company runs for itself — accounting, inventory, manufacturing, quality, and a storefront in one Django application.
Private software
Robotics & automation
Automated 3D-Printing Cell
A six-axis robot arm designed to tend a 3D-printing cell, released as a staged first-article package with printable structural parts and a documented acceptance plan.
Engineering prototype
Electronics repair
Wurkkos DL46 Battery Repair
Bringing back a secondhand flashlight after someone pulled out its built-in battery, by reinstalling the cell and resoldering its leads.
Repaired and workingContact
Questions about a project? Send me a message.