
Daemon
FreeAutomate your public digital presence securely.
Free · Opens the source repo
What Daemon does
The Daemon skill is designed to manage your public daemon profile, which acts as a digital representation of your current projects, thoughts, and activities. It integrates seamlessly with your LifeOS system, aggregating data from various sources like TELOS, KNOWLEDGE, PROJECTS, and MEMORY/WORK to create a dynamic profile page. The skill ensures that only safe, publicly shareable content is displayed by employing a deterministic security filter that strips sensitive information, such as names, paths, and credentials, before deployment.
This skill is particularly useful for individuals who want to maintain an up-to-date public profile without the hassle of manual updates. By automating the aggregation and sanitization of data, Daemon minimizes the risk of accidentally exposing private information. Users can preview the content before it goes live, ensuring that only the intended information is shared with the public. The workflows provided, including UpdateDaemon, ReadDaemon, PreviewDaemon, and DeployDaemon, facilitate easy management of the daemon profile.
The architecture of the Daemon skill follows a two-repo pattern, separating public and private data. This design choice enhances security by ensuring that sensitive files are never accessed by the aggregator. The skill operates through a series of scripts and tools that work together to read from LifeOS sources, filter content, and deploy a static site to a public endpoint. The security philosophy emphasizes that all data is private by default, with explicit actions required to classify data as public.
Overall, Daemon is an essential tool for anyone looking to maintain a professional online presence while safeguarding their personal information. It streamlines the process of updating a public profile, allowing users to focus on their work without compromising their privacy.
When to use it
Use this skill when you need to automate the management of your public digital presence without exposing private data.
When not to use it
This skill is not suitable for general LifeOS system management tasks beyond public profile management.
What you can build with it
Automating Profile Updates
Use Daemon to automatically update your public profile with the latest projects and thoughts without manual input.
Previewing Public Content
Before deploying your profile, utilize the PreviewDaemon workflow to check what will be made public.
Ensuring Data Privacy
Leverage the security filter to ensure that sensitive information is never included in your public profile.
How to install Daemon
View source1. Install with the skills CLI
npx skills add danielmiessler/lifeos/Daemon --agent claude-code2. Or install it manually
Download the skill folder and drop it into ~/.claude/skills/ for all projects, or .claude/skills/ to scope it to one repo. Restart Claude Code so it picks up the new skill.
Anthropic's agentic coding CLI, and the reference implementation of Agent Skills. Drop a skill folder into ~/.claude/skills and Claude Code loads it automatically whenever a task matches the skill's description. Claude Code docs
Inside SKILL.md
Written by danielmiesslerCustomization
Before executing, check for user customizations at:
~/.claude/LIFEOS/USER/CUSTOMIZATIONS/SKILLS/Daemon/
If this directory exists, load and apply any SecurityOverrides.md or PREFERENCES.md found there. These override default security classification. If the directory does not exist, proceed with skill defaults.
Voice Notification
curl -s -X POST http://localhost:31337/notify \
-H "Content-Type: application/json" \
-d '{"message": "Running the WORKFLOWNAME workflow in the Daemon skill to ACTION"}' \
> /dev/null 2>&1 &
Daemon Skill
What It Does
Manages your public daemon profile — a living page of what you're working on, thinking about, reading, and building. It pulls data from your LifeOS system, runs it through a deterministic security filter so only publicly safe content survives, and deploys a static site. Workflows cover update, read, preview, and deploy.
The Problem
You want a public presence that stays current without hand-editing a profile page every week, and without ever leaking private data. Your real context lives in LifeOS — goals, projects, ideas, identity — mixed with things that must never go public: contacts, finances, health, names, paths, credentials. Manually copying the safe parts is slow and one slip publishes something you can't take back. This skill aggregates the safe sources, blocks the sensitive ones at the code level, and gives you a preview-then-approve gate before anything ships.
How It Works
The DaemonAggregator reads LifeOS sources and merges them into daemon-data.json; a deterministic SecurityFilter (pattern matching, not an LLM) strips names, paths, credentials, and internal refs; the deploy step builds a fully static site. Sensitive files are never opened by the aggregator at all.
Workflow Routing
| Workflow | Trigger | File |
|---|---|---|
| UpdateDaemon | "update daemon", "refresh daemon" | Workflows/UpdateDaemon.md |
| ReadDaemon | "read daemon", "check daemon", "daemon status" | Workflows/ReadDaemon.md |
| PreviewDaemon | "preview daemon", "daemon diff" | Workflows/PreviewDaemon.md |
| DeployDaemon | "deploy daemon", "push daemon", "ship daemon" | Workflows/DeployDaemon.md |
Architecture
Two-repo pattern: public framework + private content.
LifeOS SOURCES (private, read-only)
TELOS/ (missions, goals, books, movies, wisdom)
KNOWLEDGE/Ideas/ (title + thesis only)
PROJECTS.md (public projects only)
MEMORY/WORK/ (abstracted to topic themes)
PRINCIPAL_IDENTITY.md (public bio data)
│
├──[DaemonAggregator.ts]──→ Reads sources, merges with existing data
│
├──[SecurityFilter.ts]──→ Deterministic code-level allowlist filter
│ Strips names, paths, credentials, internal refs
│ NOT an LLM filter — enforced by pattern matching
│
└──→ daemon-data.json → ~/Projects/daemon-dm/ (PRIVATE repo)
│
├──[Tools/DeployGate.ts]──→ Deterministic pre-deploy gate (blocks on
│ expired/ungated ephemera, street-address/ZIP/
│ coordinate/home-area strings, unapproved
│ real-time phrasing, credentials, private feed URLs)
│
└──[deploy.sh]──→ Copies JSON into framework → VitePress build → Cloudflare WORKER
│
~/Projects/daemon/ (PUBLIC repo — forkable framework)
│
src/worker.ts (generic):
• /daemon-data.json — served through the edge with expired
ephemera STRIPPED at request time (status/now/offerings/
requesting items with past `expires`; non-default location
falls back to location_default)
• /feed.json — live-activity items aggregated every 30 min
(cron + lazy refresh) from PUBLIC sources only, configured
in daemon-data.json `feeds` (rss | beehiiv | github | x);
cached in KV FEED_KV
• secrets (CF worker secrets, never in code): X_BEARER_TOKEN,
BEEHIIV_API_KEY
STRUCTURALLY EXCLUDED (never read):
CONTACTS.md, FINANCES/, HEALTH/, TRAUMAS.md,
KNOWLEDGE/People/, KNOWLEDGE/Companies/,
Skill Structure
skills/Daemon/
├── SKILL.md (this file)
├── Tools/
│ ├── DaemonAggregator.ts (reads LifeOS sources → daemon-data.json)
│ └── SecurityFilter.ts (deterministic content sanitizer)
├── Workflows/
│ ├── UpdateDaemon.md (aggregate → preview → approve → deploy)
│ ├── ReadDaemon.md (read current daemon-data.json)
│ ├── PreviewDaemon.md (show diff without deploying)
│ └── DeployDaemon.md (bash deploy.sh from daemon-dm)
└── Docs/
└── SecurityClassification.md (public/private data categories)
Important Paths
| Purpose | Path |
|---|---|
| Private data repo | ~/Projects/daemon-dm/ |
| daemon-data.json | ~/Projects/daemon-dm/daemon-data.json |
| Deploy script | ~/Projects/daemon-dm/deploy.sh |
| Public framework repo | ~/Projects/daemon/ |
| Security classification | ${LIFEOS_SKILL_DIR}/Docs/SecurityClassification.md |
| Security overrides | ${LIFEOS_USER_DIR}/SKILLCUSTOMIZATIONS/Daemon/SecurityOverrides.md |
Live Endpoints
| Endpoint | Purpose |
|---|---|
daemon.example.com | Public website (Cloudflare Pages, fully static) |
Security Philosophy
- Private by default: All data is private until explicitly classified as public
- Code-level enforcement: SecurityFilter.ts is deterministic pattern matching, NOT LLM judgment
- Structural exclusion: Sensitive files (CONTACTS, FINANCES, HEALTH) are never opened by the aggregator
- Defense in depth: Aggregator filter + SecurityFilter + pre-commit hook + manual approval
- Fail closed: If uncertain, exclude the content
Data Sources
The DaemonAggregator reads from these LifeOS sources:
| Source | What's Extracted | Section |
|---|---|---|
| TELOS/MISSION.md | M1, M2 (public missions) | [MISSION] |
| TELOS/GOALS.md | Public project goals | [TELOS] |
| TELOS/BOOKS.md | Book titles | [FAVORITE_BOOKS] |
| TELOS/MOVIES.md | Movie titles | [FAVORITE_MOVIES] |
| TELOS/WISDOM.md | Top 5 quotes | [WISDOM] |
| KNOWLEDGE/Ideas/_index.md | 10 recent Ideas (title + thesis) | [RECENT_IDEAS] |
| PROJECTS.md | Public repos and sites | Projects integration |
| MEMORY/WORK/ | Topic themes (last 14 days) | [CURRENTLY_WORKING_ON] |
| PRINCIPAL_IDENTITY.md | Public bio, role, focus | [ABOUT] |
| Existing daemon.md | Preserved sections (predictions, routine, podcasts, preferences) | Various |
For Community Forks
This skill is designed to be generic:
- Fork the public Daemon repo
- Create your own private data repo with
daemon-data.json - Configure with your own blocked names/paths
- The aggregator reads from standard LifeOS directory structure
- Use
deploy.shto build and deploy to your own Cloudflare Pages
Examples
Example 1: Full update cycle
User: "update daemon"
→ Aggregates LifeOS data sources
→ Applies security filter (deterministic)
→ Shows preview diff to user
→ User approves
→ Writes daemon-data.json to daemon-dm → deploys static site
Example 2: Check what's current
User: "check daemon"
→ Reads daemon-data.json from daemon-dm
→ Shows section-by-section status
Example 3: Preview before committing
User: "preview daemon"
→ Runs aggregator in preview mode
→ Shows diff against current daemon-data.json
→ No writes, no deploys
Gotchas
- Two repos: Public framework (
~/Projects/daemon/) and private content (~/Projects/daemon-dm/). The framework is forkable. The content is yours. - deploy.sh runs DeployGate FIRST, then copies data into the framework at build time, then cleans up. A gate failure blocks the deploy — fix the data, never bypass the gate. Personal data never gets committed to the public repo.
- SecurityFilter is code, not prompts. If you need to add new blocked patterns, edit SecurityFilter.ts, not the workflow markdown.
- Ephemera needs
expires. status,now(via now_meta), time-bound offerings/requesting items, and any non-default location all carry ISOexpiresfields. Three enforcement layers: DeployGate (blocks), the worker (strips at serve time), the dashboard (hides client-side). Refreshing a stale status = edit daemon-data.json with a newexpiresand run deploy.sh. - Location doctrine: coarse by default, real-time by exception. City/region granularity only; street/ZIP/coordinate/home-area strings are gate-blocked. "Tonight/I'm at" phrasing requires an explicit
realtime_approved: trueon that item — reserved for events where the principal WANTS to be findable. No automatic GPS/calendar pipeline; location changes only on explicit command. - The live feed is public-exhaust only. The worker polls blog RSS, Beehiiv (official API), YouTube RSS, GitHub public events, and the owner's own X posts — already-published content, zero privacy risk by construction. Never add a LifeOS-internal source to
feeds. - Beehiiv blocks RSS scrapers (403). The newsletter source uses the official Beehiiv API (
type: "beehiiv"+ BEEHIIV_API_KEY worker secret), not the /feed URL. - Serving is edge-dynamic, page shell is static. /daemon-data.json and /feed.json are computed per-request by the worker (
run_worker_first); the rest is static assets. Data changes still requiredeploy.sh; feed content refreshes itself. - Public repo is a GENERATED template (2026-07-21, merge-back doctrine). github.com/danielmiessler/Daemon main is a clean generic template published from a scrubbed staging copy — never push the working tree directly. The working framework lives at
~/Projects/daemon(has {{PRINCIPAL_NAME}}'s analytics, Butterick fonts, favicons); the template excludes analytics, licensed fonts, favicons, and all personal content, and its identity is data-driven (owner_name/owner_handle/fork_url in daemon-data.json). Old Astro line preserved on branchastro-archive. To update the template: re-stage, run the identity/secret grep scan, ours-merge, fast-forward push.
Execution Log
After completing any workflow, append a single JSONL entry:
echo '{"ts":"'$(date -u +%Y-%m-%dT%H:%M:%SZ)'","skill":"Daemon","workflow":"WORKFLOW_USED","input":"8_WORD_SUMMARY","status":"ok|error","duration_s":SECONDS}' >> ~/.claude/LIFEOS/MEMORY/SKILLS/execution.jsonl
Frequently asked questions about Daemon
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