Audio-visual & IT integration
Conference rooms, Teams and Webex devices, and AV monitoring.
COMMUNITY SPOTLIGHT
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Who's building
Industries
Game development
Steam releases, Unity and FMOD builds, and store stats.
Life sciences & research
Lab robots, lab results and analysis records.
Linux distributions
Fedora packaging and the Mere Linux build pipeline.
Data platforms
Databricks, Snowflake and DuckDB.
Security operations
CVE scanning, exposure checks and cyber ranges.
Networking
Firewalls, switches, routers and phone systems.
Web agencies & publishing
CMS servers, hosting, CDNs and documentation sites.
Homelab
Media servers, DNS, backups, Proxmox, HomeKit and robot vacuums.
Movie keep-score engine — fuses Radarr + Seerr + Tautulli + Plex inputs into a per-movie keep score with reason breakdown; emits dropcandidates for downstream pruning.
TV show keep-score engine — fuses Sonarr + Seerr + Tautulli + Plex into a per-series keep score with an endedUnwatched penalty for never-played completed series.
Proxmox VE extensions with API-token auth — node status and guest discovery, VM snapshot guarding, VM/LXC lifecycle (provisioning from cloud images, snapshots, migration), cloud image storage, and…
Pi-hole custom DNS record management for swamp — list, add, delete, and declaratively sync local DNS A-records on a Pi-hole v6 (FTL) appliance.
Rank a restic fleet by what has actually been proven restorable.
Discover, pair with, and read sensors from HomeKit accessories — pure TypeScript HAP protocol implementation
Discover, monitor, and safely control capability-aware Valetudo robot vacuums through their Homie MQTT interface.
SSH-based management of a self-hosted, Cloudflare-free public ingress: nftables/Docker firewall reconciliation, a WireGuard tunnel, a Traefik reverse proxy with its own Let's Encrypt certs, an…
Hardware
Microcontrollers, Raspberry Pis, KVMs, desk phones, LED badges and a Flipper Zero.
Control a Flipper Zero over its USB serial CLI from swamp.
Drive a 44x11 LED name badge (USB 0416:5020, WCH CH583 "LSLED" / Badge Magic family) from swamp.
Drive an ESP32-S3 with a screen from swamp. One model type, s3-panel, is everything @vcjdeboer/s3-device does plus typed methods for the display: text, fill, clear, backlight and logo, plus touch…
Drive an ESP32 running MicroPython from swamp over USB serial, with no Arduino IDE: flash the board, run Python or a firmware line-protocol, scan WiFi and Bluetooth, and record every exchange as…
Polycom VVX phone control + real-data idle display. One model type (@shrug/polycom-vvx/phone) with typed methods 1:1 to the verified REST/push surface (discover, dial, call-forward, config get/set…
USB-UART serial console + config management. The serial-port type is the raw console primitive (establish/send/read/exec/login) over a serial device (e.g. /dev/ttyUSB0); line config via stty(1), byte…
Operate GL.iNet KVMs (Comet GL-RM1 / GL-RM1PE) from swamp: health, screenshots, ATX power and virtual media. The firmware is a fork of PiKVM's kvmd, and three of its behaviours shape this model.
Raspberry Pi 5 firmware and power telemetry (throttle/under-voltage sticky faults, PMIC rail currents/voltages, clocks, EEPROM/bootloader status) via vcgencmd, as a typed, versioned Swamp model with…
Software factories
Coding agents run through a state machine, with reviewers, attestations and change checks.
A fully generic, model-driven state machine for guiding agents through a software development lifecycle.
External, independent adversarial review for swamp software factories. Tool-neutral: the reviewer is any @mgreten/cli-agent instance — whatever providers that extension supports are valid here.
Record first-person oaths as durable swamp data and gate workflows on assertattested so an agent cannot skip a documented step without swearing it did the work.
Certify that an agent implementation packet changed only approved Git paths, stayed within file and line budgets, and preserved ignored runtime state.
An autonomous, driver-free development loop for coding agents.
A distress-call beacon for AI agents.
Human-in-the-loop review canvas — serve a local web form the human gates while the agent keeps working.
Run Claude Code (and other workloads) inside a macOS apple/container sandbox.
Game development
Godot, Unity, Wwise and FMOD builds, Steam releases, and store and player stats.
Drive the Godot 4 editor headlessly from its documented command line: read the engine version and project settings, reimport assets, read the export presets, export a preset and parse GDScript files…
Drive an open Wwise Authoring instance through WAAPI over WAMP: read Wwise and project facts, run WAQL queries, list Events and SoundBanks, generate SoundBanks within a deadline and save the project…
Record a Steam app's branches and builds and how they move.
Sample a Steam app's concurrent players and summarise the history.
Announce a Steam game's new patch notes in Discord, one embed each.
Minecraft: Java Edition world seed analysis via the cubiomes C library.
Personal data
Fitness, films, books, music history, chat archives, baby tracking and school attendance.
Recommend which Zwift events to enter, from your own ride history.
Turn a day of synced Garmin and Zwift data into one Obsidian daily note, merging into any note you have already edited. WHAT IT DOES
Monitor a single user's Letterboxd film diary via their public RSS feed — one record per logged watch (watched date, star rating, like/rewatch flags, film title/year, TMDB id, poster, review).
Monitor a single user's Hardcover reading activity via the Hardcover GraphQL API — profile, the whole tracked library (shelf status, rating, review, pages, read dates), and individual reading…
Import a Spotify "Extended streaming history" GDPR export into swamp — one spotify.<year> resource per calendar year, partitioned exactly like @magistr/lastfm's scrobble chunks so the two sources sit…
Import LiveJournal blog entries with images, tags, mood, now playing, and comments into Obsidian vault
Read and write Baby Buddy baby-tracking data (feedings, diapers, sleep, pumping, weight, and more) with paginated sync, and generate a suite of analysis reports — a consolidated daily summary plus…
Colorado homeschool attendance and learning session tracker backed by Grist. Tracks students, school years, subjects, capture events, and generates compliance summaries with test-entry isolation.
Design and media
CAD, 3D models, image and video rendering, music, cheatsheets and slide decks.
JSCAD v2 CAD renderer — evaluate CadScript main() and serialize to STL/DXF/SVG/OBJ/3MF. Includes jscad-codegen Claude Code skill.
STL slicer — Z-plane slicing, orthographic projection, symmetry analysis, feature detection, mesh comparison
Drive a ComfyUI server over its HTTP API from swamp. Ships three bundled API-format workflow templates — ideogram (Ideogram 4.0, whose prompt is a STRUCTURED JSON CAPTION with per-object bounding…
Drive the ManimCommunity CLI from swamp — render a Python-defined Scene into an mp4/gif/png/webm and capture the media file, CLI log, and render metadata as swamp data.
Generate songs from topics using Claude for lyrics and 1min.ai (Suno or Lyria) for audio. Part of the @alvagante content-media suite.
Generate dense, visually structured cheatsheets on any technical topic. Outputs print-to-PDF-ready HTML (Cmd-P → Save as PDF) or GitHub-flavoured Markdown.
On-brand slide deck pipeline for swamp: a workflow that renders a deck from a voiced brief and a design reference via openai-document.webpageDesign, plus a skill that guides authoring the copy in…
Import local 3D model files into a Manyfold-accessible library directory with reusable copy, move, hardlink, symlink, and dry-run planning modes.
Weather and space
Forecasts, satellites, asteroids, earthquakes and the ISS.
Scores whether it's worth hanging your washing out this morning and this afternoon, from free temperature/humidity/wind/rain/sunshine forecast data.
Tracks the International Space Station's current position (Open Notify's free iss-now.json API) and reports its great-circle distance from a configured ground location — a fun proximity indicator…
Real-time satellite tracking against the N2YO REST API. Two methods: above lists every tracked satellite currently within a search radius over an observer's lat/lng ("what's flying overhead right…
Near-Earth asteroid close-approach data from NASA's NeoWs (Near Earth Object Web Service) API — "what's flying by Earth this week." One method, feed: every asteroid with a predicted close approach to…
Search the public USGS earthquake catalog (FDSN Event Web Service) by time range, magnitude range, and/or location — a bounding box or a center point plus radius. One method, search.
Get the Australian Bureau of Meteorology's 9-day forecast for any suburb or town, plus current observations, a 72-hour hourly forecast and active warnings — and know exactly when to poll for the next…
Native route-risk watcher that polls official NWS forecast and alert data for checkpointed trips, computes a stable fingerprint, and emits digest output only when conditions change materially.
Generate NTS Station Activity Report (SAR) radiograms from an RTC (Ready To Copy) DBF traffic log — Standard SAR to the STM plus an optional NTSD Digital SAR.
Datastores, vaults and Swamp tooling
Datastores, secret vaults, and tools for inspecting and debugging a swamp repo.
Stores swamp runtime data in AWS DynamoDB with conditional-write distributed locking (fencing tokens + TTL-as-defense-in-depth) and chunked blob storage for items exceeding DynamoDB's 400KB size…
Swamp datastore backend on RethinkDB: a single-document atomic-CAS distributed lock (TTL heartbeat, nonce-gated forceRelease, stale-lock takeover), an r.now() health verifier, and a content-addressed…
A swamp vault backend for 1Password Connect — read and write secrets over Connect's HTTP API with a bearer token, so vault.get() works headless in cron, containers, and swamp serve without the op CLI.
A swamp vault backend that stores secrets encrypted at rest with systemd-creds --user, so the encrypted files are useless without your UID and this machine's id.
Swamp vault backed by a running KeePassXC, reached through its Browser Integration protocol via keepassxc-proxy — the same channel the KeePassXC-Browser extension uses.
Skim over the surface of your swamp and enjoy the view.
Investigate why any swamp model or workflow is failing, without knowing anything about the domain it automates.
Per-workflow observability for a swamp repo's own scheduled work.
Cloud operations
AWS, Azure, Cloudflare and Kubernetes: inventory, audits, cost and credentials.
Brownfield adoption of AWS resources into swamp models, whatever created them.
Generic AWS workflow-safety primitive. Fails closed before any AWS work runs by verifying, in order:
Inventory and report on OIDC trust policies and workload-identity federation across GitHub, Google Cloud, and Cloudflare One. Three read-only models compose into a cross-platform trust graph.
Cloudflare security and configuration audit workflow. Inspects zone settings, DNS records, WAF rules, Workers, and cache configuration, then generates a severity-rated report with findings and…
Probe the credentials a fleet actually holds and report how long each has left, distinguishing expiry from an outage in progress
AWS cost audit workflow — identifies infrastructure waste by combining Cost Explorer spend data, resource inventory, and networking inspection. Generates a report with savings recommendations.
Fleet-wide Kubernetes health across all kubeconfig contexts.
Azure infrastructure management via az CLI — 43 model types covering compute, networking, data, security, RBAC, Azure Policy, Defender for Cloud, Entra directory, monitoring, DNS, DevOps, Azure AI…
On video
Ideas
Determinism
The agent decides; Swamp runs the same behavior the same way every time.
- Deterministic beneath Stochastic(opens in a new window)
- Complementing an AI Agent with deterministic tooling using SWAMP | Dieter's blog(opens in a new window)
- The Model Shouldn't Be Driving(opens in a new window)
- Amp Is the Harness, Swamp Is the Runtime | matgreten.dev(opens in a new window)
- Seven Months with Swamp(opens in a new window)
Agent safety
Limiting what an agent can do.
- Build the cage first(opens in a new window)
- Weir(opens in a new window)
- Playgrounds of the Mind: Changing the Agentic Ops Trust Paradigm | T - t0 Blog ... Counting down to zero toil(opens in a new window)
- Safety in the Swamp(opens in a new window)
- Locking Hermes in the Swamp | matgreten.dev(opens in a new window)
Memory and provenance
Keeping a record of what an agent did.
Observing infrastructure
Reading live systems into data.
- You Were Never Declaring State. You Were Observing By Hand.(opens in a new window)
- Drift Detection. No New Calls Required.(opens in a new window)
- Don't Document It. Snapshot It.(opens in a new window)
- Infrastructure is the Source of Truth(opens in a new window)
- Why I have my agents write infrastructure code(opens in a new window)
Token cost
Spending fewer tokens on repeated work.
- 91% Cheaper, 14.8% Faster Alert Triage with TypeSafe AI & Swamp(opens in a new window)
- 6 Learnings from 12,000 Agentic Code Reviews(opens in a new window)
- What Four Hours of Focused Human-AI Engineering Actually Ships(opens in a new window)
- Some bots just want to watch the token burn. | matgreten.dev(opens in a new window)
Build logs
Write-ups of things people built.
- Killing n8n: Migrating 11 Automation Flows to Swamp in One Day(opens in a new window)
- I Put My Son in a Swamp(opens in a new window)
- Building a CAD Pipeline with JSCAD, Swamp, and Claude(opens in a new window)
- Setting up Swamp in a C# and Unity shop · reset.dev(opens in a new window)
- World discovery via agent: a swamp extension(opens in a new window)
- An Offline Meeting Transcriber Built on Swamp | matgreten.dev(opens in a new window)
- I Violated the Geneva Conventions by Implementing Kerberos in TypeScript(opens in a new window)
- Learning in the Open, Applying in the Open(opens in a new window)
- WhiteGlove AV: the room that knows who walked in(opens in a new window)
- How my disposable lab became a small infrastructure controller — TLaaS(opens in a new window)
- Building a Health Data Pipeline with Google Health API, Swamp, and Claude(opens in a new window)
- GitHub - Dieterbe/lazyswamp: TUI interface built for swamp(opens in a new window)
Browse every extension in the registry, and every write-up on the feed.