Case studies
Systems that run without me.
Each project below runs in production, unattended. Every case surfaces a live demo and the code within the first screen — problem, architecture, decisions, metrics.
Stage lighting · browser-local DMX patch geometryDMX LedgerStage fixture footprints on a proportional 512-channel strip, expose exact overlap and overflow evidence, then carry the verified addresses as a plain-text patch sheet.Workshop layout · browser-local equal spacingPitch RailResolve a preferred pitch into whole intervals, inspect every origin-based mark on one live rail, and carry the exact positions as a shop ticket.Bicycle planning · browser-local drivetrain ratiosChainlineMap every chainring and sprocket crossing onto one effective ladder, expose near-duplicate shifts, and carry a selected gear as a plain-text setup card.Printmaking · browser-local two-ink ditheringRaster ProofCompare source tone against three deterministic dot methods on a draggable proof wipe, inspect each pixel decision, and carry the exact recipe or PNG.Ceramics · browser-local shelf geometryKiln OrbitStage circular ware on a proportional kiln shelf, expose edge and neighbor clearances, and copy the exact load as a firing-day note.Video editing · browser-local beat-to-frame planningTempo RegisterMap a musical pulse onto whole video frames, inspect signed phase error on one lattice, and copy a balanced marker ledger for the edit handoff.Sound design · browser-local seam analysisLoop JointPlace a loop’s in and out points, inspect the wrap as one magnified waveform, find a quieter neighboring cut, and copy the exact handoff note.Short-form editing · browser-local placement geometryOcclusion FieldDrag or keyboard-nudge one caption through visible UI exclusion zones, inspect the exact collision, and copy portable percentage coordinates.Photography planning · browser-local depth geometryDepth SlatePlace near and far subject planes on a live optical rail, tune aperture and focus distance, and carry the verified setup as a plain-text camera note.Motion design · browser-local Bézier tuningEase LoomDrag a motion curve into shape, race it against linear timing, inspect its velocity profile, and copy production-ready CSS from one focused bench.Accessibility QA · browser-local focus tracingFocus RelayPaste an HTML fragment, reveal its real keyboard route, and step through positive tabindex, unnamed controls, and spatial jumps in a safe live surface.Prepress · browser-local screen geometryRosette ProofTune four process-screen angles, isolate any ink pair in a live interference field, and carry the tightest separation into a press note.Picture framing · browser-local mat geometryMatlineTurn artwork, overlap, and optical bottom weighting into a proportional mat-board opening and a portable four-stop cutter ticket.Subtitle QA · browser-local pacingCaption CadenceTurn an SRT into a duration-weighted breath strip, inspect crowded cues, balance line breaks, and export a repaired subtitle file.Pattern drafting · browser-local pleat arithmeticPleat DraftTurn raw and finished fabric widths into a proportional knife-pleat marking tape, inspect every fold-to-placement move, and copy a cutting-table ticket.Workshop facilitation · browser-local rotationsStation RelayTurn participant and station lists into collision-free rounds, watch every handoff reroute on an orbital field board, and copy a deterministic run sheet.Workshop planning · browser-local cut ticketsKerf MapFit repeated lengths to stock, see every blade-width loss at real proportion, and copy the visible board order as a workshop ticket.Cable commissioning · browser-local field recordPatchproofTurn endpoint pairs into stable cable IDs, walk every physical run through pass or fault, and copy a deterministic commissioning record.Incident handoff · browser-local redactionRedact RelaySweep a support log for common secret and identity exposures, resolve each candidate on a tactile review reel, and copy a line-faithful masked handoff.Print imposition · browser-local planningFolio FoldName a saddle-stitched booklet’s folios, inspect every nested sheet face, and carry a deterministic duplex order to the copier without uploading a document.Caption craft · browser-local timingBreathlinePlace cue breaks before individual words, inspect proportional reading rhythm, and export a timed WEBVTT without uploading copy or media.Meeting facilitation · local timeboxingAgenda LoomPull agenda-duration threads against one fixed hard stop, expose the crossing segment, and copy a timestamped run of show.Local image composition · responsive mediaCrop ChoirPlace one browser-local focal point and compare the same image across landscape, square, portrait, and story crops before handing off portable CSS and JSON.Agent tooling · GitHub automation · instruction synthesisSkill MergeScan real Hermes skill Markdown files in a GitHub repo, detect section conflicts, resolve them side-by-side, and open a draft PR with one unified AGENTS.md.Browser media engineeringKeeptakeMark useful moments in a real local screen recording, then render one playable visual WebM cut with bounded context and no upload.Design-system accessibilityLuma WeaveA browser-local contrast cartographer that maps every CSS color-token pairing and writes a minimal AA repair back into source.Local voice authoringWallnotePair one live public-domain museum work with a real microphone take, then share or download the source-linked voicecard without uploading voice bytes.Local image geometrySketchshiftTurn a real photo of a paper or whiteboard flow into editable, accessible browser geometry without uploading the image.Incident process studioHandrailTurn an incident lead's own response steps into a persistent, keyboard-ready process rail that can be shared without an account or backend.Repository cartographyChorus MapTurn one live public GitHub repository into a portable architecture poster without cloning or executing its code.GitHub transaction safetyDecision PressTurn one merged pull request into a source-linked architecture decision, then open it as a draft review.Probabilistic planningWeather Window BookerTurn one outdoor task and real place into a calendar-ready work block backed by a live WeatherNext ensemble.GitHub transaction safetyRedline ReproTurn one issue into one bounded regression-test draft pull request without executing or merging repository code.CI recovery systemsNight RequeueReview one exact GitHub Actions attempt, isolate every non-success job, and requeue failures only after the live run identity and affected job set still match.Market data systemsSeamlineNormalize public Polymarket and Kalshi books, reconstruct a three-source fair line, and fail closed before recording a bounded browser-local paper intent.Real-time systemsSidebandConnect two browsers with human-carried WebRTC signaling, then pass live text and files directly without accounts or payload storage.Release automationRelease PagekeeperTurn a live GitHub release and one stale Markdown block into a deterministic branch, exact-SHA commit, and reviewable pull request.Local-first file operationsDownloads CrewStage loose local files into predictable folders, verify every copy, and remove originals only after the whole batch is safe.Storage reliabilityParity DeckCycle six erasure-coded shards through healthy, missing, and corrupt states, then reconstruct from any four checksum-valid survivors.Local-first planningRetainer RunwaySplit a prioritized client worklist into what fits a fixed monthly retainer and what overflows.Release automationBumpdockTurn a live monorepo pull request into one dependency-aware Changesets commit guarded by the exact reviewed branch head.Local-first browser adaptationTapReadyEnlarge one hard-to-hit live-page control through a reversible, origin-local bookmarklet without uploading page data.Browser document engineeringFinal PacketTurn real local PDFs and images into one indexed, submission-ready packet without uploading source bytes.Voice AI productAiVoicePhoneA 24/7 AI receptionist that answers the calls a business would otherwise miss and turns them into captured, qualified leads.AI agencyTreCal Media GroupAn AI agency delivering automation, lead generation, and customer-communication systems to realtors and small business owners.Browser media engineeringClean TakeDraw time-bounded privacy tape over a real local video, optionally mute the interval, and render a fresh WebM without uploading source bytes.Local-first developer toolingRuleboundBind an explicit engineering policy to a real local JavaScript repository, preview current breaches, and install a runnable gate without uploading files.Model evaluationAI Code JudgeCompare code-generation systems with executable rubrics, unbiased pass@k, paired bootstrap intervals, and reproducible evidence receipts.Agent coordinationSecond ShiftTurn a live public GitHub issue queue into one collision-resistant work floor shared across real browser tabs.Privacy engineeringNoise LedgerCompose repeated Gaussian analytics in Renyi space, inspect each query's exposure, and gate the full plan before release.Software supply-chain securityAttest LensA browser-native provenance microscope that separates signed-byte integrity, artifact binding, policy, and fail-closed promotion.Distributed systemsLease ForgeConfigure a lease expiry, replay one resumed stale command, and inspect why the resource must fence old holders.Prediction-market intelligenceSmart Money TrackerA read-only decision surface that normalizes current Kalshi and Polymarket activity into one tape for whale prints, leaderboard identities, wallet flow, and smart-money agreement.OrchestrationAgentic WorkforceA personal team of specialist agents run by a chief-of-staff, reachable from my phone.Autonomous pipelinesOvernight FoundryAgents research, spec, and advance business ideas overnight; a brief is on my phone by 8am.ReliabilitySelf-Improvement LoopA daily loop where agents propose upgrades and safely patch their own prompts with rollback.Content automationSEO / Content SystemsAn automated content pipeline plus continuous rank and keyword monitoring on top.Localization toolingPlural LensA cardinal-plural proofing workbench that makes missing locale forms visible across 201 integer counts.Developer toolingCache WindowA response-cache policy instrument that turns Cache-Control directives into a scrub-able freshness and stale-reuse timeline.Security toolingCell SentryA local CSV inspection workbench that maps formula-capable prefixes to exact parsed cell coordinates.Distributed-team toolingOverlap LoomA recurring-meeting loom that exposes daylight-saving offset changes across eight weekly local-time outcomes.Reliability engineeringRetry YardA deterministic webhook delivery simulator that makes backoff, throttling, idempotency, and dead-letter routing inspectable.Distributed systemsCausal CanvasA local-first synchronization microscope that makes causality, concurrency, and deterministic convergence visible.Observability engineeringTail ScopeA deterministic tail-sampling policy lab that makes ordered decisions and bounded capacity pressure inspectable.Computational imagingImageManipA serverless Python pipeline for controlled frequency, sensor-noise, compression, entropy, and metadata transformations.NLP · YouTube API · Next.jsClapmarkTextTiling NLP segments a real ASR transcript into topically coherent chapters. TF-IDF names each segment. One button writes the chapter block to your YouTube video description via OAuth.Security · Binary Analysis · Next.jsMIME DispatchDrop any file and instantly compare its magic-byte signature, file extension mapping, and browser-reported MIME type. Detects file-type masquerade attacks — ELF binaries disguised as images, polyglot ZIPs, misnamed media — with a hex dump showing exactly which bytes triggered the signature match.HCI · Ergonomics · ISO 9241-411 · Next.jsfitts-labRun a live ISO 9241-411 pointing calibration session at two DPI conditions. The lab measures your actual movement time per trial, applies least-squares Fitts's Law regression, filters IQR outliers, and recommends the throughput-optimal DPI with an OpenLogi-compatible profile export.Geospatial · Browser-local · SVG · Next.jsGeoStampLoad your Google Timeline export, and GeoStamp detects distinct trips using a home-cluster spatial algorithm, renders each trip on an animated equirectangular SVG map, and exports a shareable travel card — all without uploading a single byte.API tooling · developer productivitySchema LedgerPaste two JSON Schemas and get an exact backward-compatibility breakdown — removed fields, type changes, narrowings, new required constraints — each with a TypeScript migration guard stub. Browser-local, zero API calls.developer tooling · CI/CD · graph algorithmsFlow FormEnter any public GitHub repo and get a topological CI dependency diagram committed directly to /docs/flow-form.svg — no Mermaid, no graphviz, custom DAG layout engine from scratch.Developer ToolCron PlotPaste any 5-field cron expression — see its 90-day week × hour heatmap and detect midnight storms, weekend gaps, and rate spikes instantly.Developer tooling · log analysis · browser-localSignal PlotPaste nginx or Apache access log lines. Get instant operational intelligence: request rate timeline, status breakdown, top paths, and anomaly detection — all browser-local.AI tooling · image analysis · browser-localChroma StampDrop any local image and get its visual DNA — palette, edge character, tonal key, and composition — as a ready-to-use GPT-Image-2 style prompt. Entirely browser-local, zero upload.Developer ToolQuery SlicePaste any multi-table SQL SELECT query and get an instant JOIN graph, predicate inventory, output column map, and complexity score — browser-local, zero upload.Developer Tool · Graph Algorithms · GitHub APIMesh GuardFetch real import graphs from any public GitHub repo, detect circular dependency cycles with Tarjan SCC, see Martin instability per file, draw boundary zones, and export an enforceable ESLint config.Developer ToolLog LedgerPaste a conventional-commit git log and get instant semver bump detection, commits grouped by type, and a ready-to-copy CHANGELOG.md block — browser-local, zero uploads.Knowledge EngineeringWikiWeaveLoad your local Markdown vault, compute TF-IDF cosine similarity between every note pair, and write [[wikilinks]] directly into your source files — no upload, no server, no cloud.Space Tech · Orbital Mechanics · Satellite TrackerOverpassEnter your location, pick a prediction window, and Overpass computes every upcoming satellite pass overhead — using real live TLE data and SGP4 propagation running entirely in your browser.Developer Tool · WebAssembly · Binary InspectorWasm ScopeDrop any .wasm binary. Decode its section manifest, type signatures, imports, and exports entirely in your browser — no upload, no execution, no server.Developer Tool · Text Analysis · LCS AlgorithmDiff MotionPaste any two texts and watch character-level changes appear instantly: deletions in red, insertions in green, with edit distance, LCS length, and similarity percentage — computed entirely in your browser.Monitor · Data Visualization · Real-Time APIQuake PulseLive USGS M2.5+ earthquake feed plotted on a rotating orthographic SVG globe with depth classification, magnitude-coded markers, event sidebar, and time/magnitude filters — computed entirely in the browser, zero upload.