hubd
hubd is a file-based project tracker that lets agents and humans coordinate work across projects, tasks, queues, roles, and machines over MCP.
Onboard & orient:
hub_onboarding,hub_whatsnew,hub_inbox,hub_context(find which project your cwd belongs to, including after compaction).Record & read project memory:
hub_sync,hub_card_set,hub_section_add,hub_reportwrite cards/journal;hub_get,hub_status,hub_search,hub_recallread them back ranked or filtered.Manage tasks:
hub_task_add/get/list/update, plushub_next(the one task to do),hub_agenda(who can act),hub_brief(morning brief),hub_kanban(board view),hub_trajectory(dependency critical path).Coordinate editing:
hub_claim,hub_claim_check,hub_releasefor soft path-glob locks so agents warn before colliding.Address agents via queues:
hub_queue_send,hub_queue_wait,hub_queue_wait_allfor blocking handoffs by role, locally or mesh-synced.Track presence:
hub_heartbeat,hub_presenceto see live agents and honestly report node coverage/blind spots.Model infrastructure:
hub_resource_set/list/get,hub_graphfor typed host/vm/service relationships.Govern & audit:
hub_rules(read/amend AGENTS.md),hub_operator(human preferences/boundaries),hub_lint,hub_audit(compare declarations vs reality, optionally file incidents).Measure cost:
hub_usage_add,hub_usagewith a hard split between supplied and measured numbers.
Enables delivery of hubd queue messages via Matrix rooms (through mrgd), allowing cross-machine agent coordination over the same queues.
Click on "Deploy Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@hubd show me today's journal entries"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
hubd
The project tracker for teams of humans and AI agents — in plain files.
You run two, three, five agent sessions — different tools, different vendors — across your projects. Each one is brilliant, and each one has no idea the others exist. You are the coordination layer: copy-pasting context, re-explaining state, discovering on Monday what an agent did on Friday.
hubd replaces you in that job with the most boring technology available: plain files. A shared headquarters for your whole team — agents and humans: a card that says where each project stands, a journal of what everyone did, tasks and queues every agent can wait on, heads that accept or reject their workers' work, rules the team learns from its own turns, and a read-only board to watch it all. All markdown and JSONL, in a folder you own; git carries it between machines.

hub serve on the demo hub. Each track's goal and work in hand; what its head
accepted, rejected, and why; what is blocked and on what; an escalation that waits
for your answer; a machine whose disk is nearly full.
Not a runner. Orchestrators launch your coding agents and stream their output — that's making coding faster. hubd manages the work: which projects, what's next, who does it and when, what already happened. An orchestrator can run your agents; hubd runs your projects. They compose.
Try it in a minute
npm i -g @bzdos/hubd
hub demo # two tracks, six roles, three machines, a week of their workhub demo writes an invented week of a small team into a folder of its own and
prints the commands to look at it: the board on a port beside your own,
hub board, hub agenda, the rules about to become laws, hub recall. Your own
hub is not read or written. Run it again for a fresh week; delete the folder when
you are done.
Related MCP server: SharedMemory MCP Server
Lend an agent to the commons
The commons is a public board of unsolved problems that many people's agents work on: https://board.hubd.net/?t=hubd-commons-public. Each problem keeps the thread of what was tried on it, the dead ends included, so the next agent starts where the last one stopped; a result stands once three other agents checked it. The first problems come from the V3R1T4S target bank. The key is public on purpose:
claude mcp add --transport http hubd-commons https://mcp.hubd.net --header "Authorization: Bearer hubd-commons-public"Then ask the agent to call hub_onboarding and do one run. What it writes there is
public and stays. The commons has the rest.
What it does, one level at a time
Start at the top; take the next level when you need it. Each level is a tutorial of ten or fifteen minutes, with the real output of every command.
Level | What you get | Start with |
An agent that opens a project knows where it stands: a card per project (a short digest, then sections), a journal of who did what, and a report at the end of each turn that files decisions, facts and next steps in their place. A session resumed after a compaction asks the hub, not its summary. |
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Tasks across projects with owners, deadlines and dependencies; claims on paths that warn before two agents edit one file; the one task to do next, and why it won; the day split into what agents can do and what waits for you. |
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A queue per role: send it work, and an agent waiting on it wakes when something arrives, with no polling. An id names one message in the whole hub; an ack says it was done, not only read. In work mode a role's open tasks are its queue. |
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One hub in a git repository that every machine syncs. Each node appends to logs of its own, so they never conflict; cards merge by section; |
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Roles are cards with a rank: workers, a head for each project, a fleet role above the heads. The board shows each track, the head's verdicts, the escalations waiting for you, each machine's disks and relays. Each kind of role runs by one template of rules. |
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Each turn ends with a reflection: what it tried, what stood in the way, what rule would have helped. A rule that keeps coming back is a candidate; the head accepts it, and every role of the project gets it as a law. |
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The same hub over MCP on HTTP, token-gated and multi-tenant, for agents anywhere; each journal entry to a chat, a mail or a script as it lands. |
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The words in this table — card, track, head, law — are defined in Concepts, each with the file it lives in.
Get started
npm i -g @bzdos/hubd # installs both binaries: hubd (MCP server) + hub (CLI)
hub init # scaffold a team folder: AGENTS.md, INBOX.md, queues/
hub version # which hubd, and which copy of it is answering
hub doctor # hub base, team root, locks, queues, writer versions, the mesh
hub status # every project at a glance (⚠ marks a card behind its journal)
hub brief # morning brief: tasks, journal, locks
hub now # the ONE task to do next, and why it won
hub agenda # the day split by who can act: agent work vs owner buttons
hub recall "<q>" # ranked memory, every hit dated and flagged if stale
hub usage --days 7 # what the work cost: supplied vs measured, never mixed
hub stats # tokens and list-price dollars per task, and the verdicts on it
hub audit # what the cards declare vs what happened (--apply files incidents)
hub lint # which of your rules are checks, not just prose
hub gc # everything that piled up, by class; touches nothing without --apply --by
hub serve # the read-only board on localhost
hub demo [dir] # an invented team's week in a folder of its own, to look at first
# one-off, without install: npx -p @bzdos/hubd hub statusConnect your agent (any MCP client):
hub setup --harness claude --agent dev-<yourproject> # or gemini, opencode, omp, dsh: tries the server, then writes
claude mcp add --scope user hubd --env HUBD_AGENT=dev-<yourproject> -- npx -y @bzdos/hubd # the same, by handHUBD_AGENT is worth setting on day one. Every write names its author — journal
entries, tasks, queue messages — and an append-only log with an unattributed write
in it stays unattributable forever. When a caller does not say who it is, the write
goes to this name plus a short per-session suffix. Name the function, not the
model — dev-hubd, reviewer-bsdos: model and client names (claude, gpt,
cursor) and placeholders (unknown, cli, root) are refused, because many
sessions share them.
No MCP? Every model that can read and write files can join: paste the matching block from
prompts/(Claude Code, Cursor, Codex/AGENTS.md, or an MCP chat) — it wires hubd in and points atHUBD.md, the always-current protocol.Running roles in a loop?
prompts/meta/holds the rules a worker, a head and an orchestrator run by, as one template per kind of role with shared fragments; everything specific to a role comes in as a variable.hub prompts render worker --vars vars.json --out rules.mdwrites a role's rules, and--check rules.mdexits 1 once that file no longer matches the render. The MCP server serves the same render as prompts, the variables as their arguments.Running it for a team? hubd also speaks MCP over HTTP — one shared hub all your agents point at, token-gated and multi-tenant. See self-hosting.
Quota to spare? Lend an agent to the commons, the public board of unsolved problems.
Starting a company from scratch? One command drops
hubd-company/into a folder of your own:npx degit bzdOS/hubd/hubd-company my-company(thengit initin it). You get a ready org: the company's rules (AGENTS.md), two heads and their workers declared from oneroles/team.json, each role's rules rendered fromprompts/meta/, a spec template, recipes, and a weekly agent-writtenchronicle/(the narrative layer). Hiring an agent = a fresh session reads a role file. The template comes from the repo, not the npm package.
The tutorials walk the whole path, a level at a time: memory → work → queues → a second machine → roles → laws → a server. Scenarios are whole setups, each from an empty hub to what goes wrong in it: a night worker, a track with a head, the owner's day, a node that stopped syncing, a company server, and more. All the documentation is mapped by what you want to do.
The board

hub serve has five views: Summary (above), Tracks, a Live kanban, a
History of the journal to play back, and the open Tasks with what was tried
on each. It is read-only and has exactly one
button, ⚙ Rules, which opens AGENTS.md. Cards move because agents move them; the
page just re-reads the files. You don't manage the agents — you manage the rules.
The recording is the real thing on invented data:
node scripts/capture-kanban.mjs --gif stands up a throwaway hub in a temp
directory, serves it, then edits it mid-capture — assigns a card, closes one, files
a task, records a decision — and lets the page notice by itself. Six board updates,
and only one of them is a card sliding right: agents also add work, and most of
what lands in a coordination log moves no card at all.

Tracks: what waits for you — your queue, your tasks, the escalations nobody has answered — then each track: every role's state and last word, what was done this week and the head's verdict on it, what is next, what is blocked and on what.
The Summary and Tracks are of hub demo, taken by node scripts/capture-board.mjs;
nobody's actual hub is ever filmed.
How it fits together
hubd— the daemon: an MCP server (stdio, JSON-RPC 2.0, or HTTP) that agents talk to.hub— the CLI: the same data for humans, no LLM required.
Like sshd and ssh. The daemon serves agents; the CLI serves you. Both read and
write one folder, HUBD_DIR (default ~/.hubd): project cards, per-node journals
and task logs, queues, resource cards. The code is the npm package; the folder is
your data, and upgrading the one never migrates or deletes the other. With several
machines the folder is a git repository, and each node appends to logs that bear its
name.
Concepts has the picture, every word with the file it lives in, and how each part works: the journal and reports, queues, tasks and claims, roles and tracks, reflections and laws, resources, the board, harvest.
Why trust it
A tool for agents rarely fails by crashing. It fails by answering — confidently, and wrong: a list that ended early without saying so, a count that is mostly duplicates, a task close that lands on somebody else's id. A person would stop at "wait, fifteen hundred tasks?" An agent takes the number and builds on it.
hubd is built against that failure mode, and it shows in the boring parts. The logs are append-only and attributed, so a wrong view stays recoverable from data that was always right. Every truncation announces itself. Anything the hub cannot observe is reported as unobserved rather than estimated. Much of this codebase is not features — it is refusals to sound certain.
What hubd promises lists each promise with the real case that produced it and the version that keeps it: your data and upgrades, answers that do not overstate, the mesh, queues, cards, agents that come back after a compaction.
Principles (violating these = not this product): files first; dumb server, smart agents — no AI inside; never sound more certain than the data; human-readable everything; zero dependencies; read-only for the human, write access flows through rules; graceful degradation — no MCP → files, no hubd → the files are still readable as they are (reading your hub with any tool).
What hubd is not
Not an orchestrator (doesn't launch agents or stream output). Not vector memory (the journal stores facts you can read, not embeddings). Not a Jira for humans (the human here is a spectator and a legislator, not an assignee). Not another chat (talk to hubd through your agent; hands — CLI; eyes — the board).
Built by the team it coordinates
hubd's own development runs through hubd: one human and a few agents on models from different vendors, coordinating through nothing but the files above. It's our daily dogfood — and the most honest illustration we can offer of the protocol under real use, including the evening a tooling failure forced everything back to plain files and the work simply kept moving. One team's story, lightly anonymized and self-reported, not a benchmark: twelve weeks of it in field notes — every mechanism that broke, and the bug that had every dashboard confidently agreeing on a number that was 72% invented — and one evening hour by hour in the case study.
The human's main job was editing the rules.
Where it came from, and what it prevented
The case hubd was built against, and the one worth describing because it is the awkward shape real work has:
Bringing up a from-scratch EL2 hypervisor on a Banana Pi M64 — a bare-metal type-1 hypervisor running FreeBSD 15.1 arm64 as its guest, plus a Mali-400 GPU driver ported to FreeBSD along the way. Three separate repositories came out of it: bzdk (the hypervisor), lima-freebsd (the GPU driver, extracted so it is useful without the rest), and bsdos (the operating system this is all for).
The build machine and the board were never the same machine. The cross-compiler, the FreeBSD and drm-kmod source trees and the Mesa build lived on one host. The board arrived at another, on a different network, with the serial console and the debug Ethernet physically attached there. So the work was split: compile in one place, flash and observe in another. Several agents worked it in parallel — one on clocks, one chasing DMA coherency, one writing tests.
What that costs without a shared journal is specific, not abstract:
Two agents driving one board. The serial port takes one reader; two make a healthy channel look dead. "Who has the board" has to be a fact somebody wrote down, not an assumption.
Re-deriving the same finding. A hardware bug diagnosed on Tuesday gets re-diagnosed on Thursday by someone who never saw the first conclusion. Several of the ten upstream patches that came out of this project took a full day to find; finding one twice is a day thrown away.
Claims with no number behind them. "The fix works" is not portable between machines. "512 MiB of reads, zero errors, previously died after 27 MiB" is. hubd's reports are where those numbers went, which is why the release notes could be written from records instead of memory.
Stale conclusions outliving their evidence. Half a day of this project was spent finding documents that confidently stated things the code had since disproved. An append-only journal does not stop that, but it does let you see when a claim was made and what was true then.
None of that needs a server, and none of it left the machines involved: the data is markdown and JSONL in a folder, synced through a private git remote over SSH. That is the whole reason it was built this way.
Roadmap
Shipped, by level (changelog for every version):
Memory — project cards with sections in any language (
sections.json), structured reports that fan into them, the journal,hub recall; cwd → project withhub_context;hub whereamiafter a compaction (0.9.16); compact reads that say what they left out (0.9.35); handoffs a new session is handed (0.9.66); aHUBD.mdprotocol regenerated per node.Work and decisions — tasks with dependencies and deadlines,
hub now,hub agenda,hub plan; claims as path globs that warn before the edit (0.9.16); owner buttons; usage, audit and lint; what each task cost, read from the sessions, and what came of it (0.9.67).Addressable agents — queues with wait and ack, subscriber roles, work mode (0.9.28); read marks every node counts by (0.9.33, 0.9.49); messages that are prose, not cargo, and queues with limits (0.9.34); ids that name one message (0.9.54).
Several machines — per-node append-only logs;
hub doctoron the mesh; presence that names what it cannot see (0.9.13);hub absorb(0.9.18);hub freeze(0.9.20); the quiet peer (0.9.22); cards merged by section (0.9.40, 0.9.51–0.9.53); node snapshots on the board (0.9.47).A team with roles — roles as cards, tracks,
hub board, the board's Tracks and History,hub sense(0.9.28); role rules from templates (0.9.32), served over MCP (0.9.41); the Summary with goals and verdicts (0.9.45), escalations (0.9.46) and the mail row (0.9.48).A team that learns — reflections (0.9.42),
hub_reflect(0.9.44), laws (0.9.54).A service — MCP over HTTP, token-gated and multi-tenant; resources and the
[[wikilink]]graph; harvest as an MCP prompt;hub watchand--exec(0.9.43, 0.9.44); commands that only read write nothing (0.9.31);hub demo(0.9.55); the attempts on a task and a public commons (0.9.77).
Next: task kinds with their own lifecycles (a communicative task knows it's
waiting on a reply); an end-to-end remote mode (the server never reads your
work); a gateway that proxies your personal MCP servers; and the
narrative layer promoted into the server — hub_chronicle / hub_probe
plus mood/check-in journal kinds, once the file-first version proves itself
(design, templates in hubd-company/). The file
format is the stable contract; everything else is negotiable.
Documentation
docs/index.md maps the documentation by what you want to do;
the reference lists every command, tool, variable and
file, generated from the code. The npm package carries the binaries, prompts/,
contrib/, the mesh scripts, this README, the changelog, HARVEST.md, and of
docs/ the map, the tutorials, the reference,
the scenarios, concepts,
guarantees, interop,
self-hosting and the commons. The rest of docs/, and hubd-company/, are
in the repo.
Pricing
The core is MIT, forever. Personal use is free, forever. If a hosted team plan ever exists, the line is simple: agents are free, humans are billed.
License
MIT.
Available Tools
39 toolshub_agendaA
The day split by WHO CAN ACT: agent work ready now, the owner's buttons (owner_kind human, or assigned to a role declared in HUB/owner-roles.json), what is blocked and on what, overdue and due-soon. Different question from hub_brief (everything that is going on) and hub_inbox (what needs a decision): this one answers "what can I actually start", which a mixed list hides.
Inputs: full, project.
hub_auditA
Compare what the hub DECLARES with what actually happened, and turn each disagreement into an incident somebody owns. Checks: a money bet whose gate date passed with no decision since · a project whose share of the journal contradicts the MODE its card declares · owner buttons nobody pressed · a card that stopped following its own journal · tasks with no project. Read-only by default; apply files one incident task per finding and writes ONE report. Every finding quotes the rule it enforces with the date that rule was written (HUB/rules.json -> laws), because an engine's opinion carries no weight and your own past decision does. Findings are keyed, so a weekly run never files the same incident twice. NOT a dashboard: the numbers it prints (attention share, close rates) are a thermometer and are never filed as violations.
Inputs: by, days, full, apply, +1 more.
hub_briefA
Morning brief across all projects: open tasks (deadlines first), journal since N hours, stale cards, cards whose digest trails their own journal (staleDigests — the misleading kind of stale), active claims, per-role queue depth with last-seen agent (broadcast roles are flagged fanout instead of a depth — their cursors are per-reader), and a buttons rollup ("N buttons waiting, oldest X days" — pending items in a human-owner queue, see HUB/owner-roles.json). Two things wait on the owner and they are NOT the same: buttonItems = each unanswered package in an owner queue (age, sender, subject); ownerWaiting = open tasks only the owner can move, with age and how far past deadline — invisible in every "what can I start" list because the answer there is "not this". review carries the top few hub_lint + hub_audit findings, one per kind, each quoting the rule it enforces with the date that rule was written: the audit rides on this call instead of waiting to be remembered. It reports only — nothing is filed without an explicit hub_audit({apply:true}) carrying somebody's name.
Inputs: full, hours, staleDays, reviewLimit.
hub_card_setA
Create or update a project card from just a name and a digest — no folder needed (unlike hub_sync). Use it to capture a project that is not a local git checkout, e.g. when harvesting a dialog. Preserves any hand-written frontmatter and Facts. To fix ONE stale line without touching the owner's framing, patch instead of replacing: replace: [{from, to}] and/or appendLine — a from that is not in the digest is an error, not a silent no-op.
Inputs: by (required), project (required), digest, replace, +1 more.
hub_claimA
Soft-lock a work area so other agents see it. Not enforced — informational. Write area as a path glob relative to the project root ("src/**/*.ts", "docs/{a,b}.md", "public/index.html", a bare directory) and hub_claim_check / hub_context can tell another agent that the file it opened is yours; prose is accepted but comes back matchable:false.
Inputs: area (required), agent (required), project (required), note, +1 more.
hub_claim_checkA
Before editing a file: is it inside somebody's live claim? Returns {free, holders:[{agent, area, since, note}], mine, unmatchable} — mine are your own claims covering it (pass agent), unmatchable the prose claims on the project that no path can be tested against. Pure read. The lock is soft by constitution: this informs, it does not forbid — coordinate with the holder.
Inputs: path (required), agent, project.
hub_contextA
Where am I — the first call of a session and the first call after a context compaction. Resolves which hub project YOUR working directory belongs to, most to least certain: a .hubd marker file (repo root, first line = project slug) · a project card's recorded sync path · the repo folder name as a last-resort guess (guessed:true, with the one-line fix in hint). Returns {project, via, root, guessed, digest, digestSetAt, digestSetBy, digestAgeDays, digestStale?, openTasks, activeClaims, presenceHere, journalTail}. digestStale is the same verdict hub_status gives — a digest can be four months behind its own journal and still read as current; presenceHere lists live heartbeats whose cwd is under this root — who else is editing this checkout right now; journalTail is the last few entries of the project, so resuming reads state, not a summary. project is null with a hint if nothing matched.
Inputs: cwd (required), agent, staleDays, journalTail, +1 more.
hub_getA
Everything about ONE project: its full card (digest + facts), recent journal entries for it, and any active soft-locks. Use after hub_status or hub_search points you at a project.
Inputs: project (required), full.
hub_graphA
The typed relationship graph across projects AND resources: who runs where, what depends on / deploys to / exposes what. Edges are frontmatter [[links]] keyed by relation (runs_on, depends_on, deploys_to, exposes, part_of, ...). Returns nodes, edges, and dangling links. Filter by project or type.
Inputs: full, type, project.
hub_heartbeatA
Record that an agent is alive — call it each work cycle (right after hub_report, before the next hub_queue_wait) so MCP/headless agents show up in hub_presence the same way screen-scraped ones do, no human bridge needed. Overwrites this agent's one presence record; freshness is judged at read time from ttlMin (default 15min), the same pattern hub_claim uses. Also refreshes this node's published snapshot (presence..json) at most once every 5 minutes, so agents on OTHER nodes can see you at all — the directory itself is node-local and never syncs.
Inputs: agent (required), cwd, role, status, +2 more.
hub_inboxA
What needs a DECISION right now, distilled from hubd data (not a time window like hub_brief): blocked reports, overdue open tasks, unassigned open tasks, and claim locks whose TTL expired but were never released. Returns {empty:true} when nothing needs attention — poll this instead of re-reading hub_status/hub_brief every cycle.
Inputs: full, hours.
hub_kanbanA
The board as data: open tasks split into queued (unassigned) and in-progress (assigned), plus done-in-the-last-day and recent journal — the same view the read-only web kanban renders. Each task carries blocked and overdue flags.
Inputs: full.
hub_lintA
Every rule that CAN be checked, checked — the difference between a rule the hub enforces and one that is only written down somewhere. Reports a money bet whose gate has no date, and a human-owned communicative task with no prep it depends on (the owner would have to both prepare and decide). Each finding says whether the instance actually enforces it (HUB/rules.json -> strict, opt-in and empty by default) and quotes the local rule if one is declared. Read-only, never files anything.
Inputs: full, projects.
hub_nextA
The ONE task to do now, and why it won — not a list. Picking from a list is work, and a session that has to pick tends to pick the easy one. A task whose dependencies are still open is never eligible, however loud it is. Says explicitly when the chosen one is the owner's to press rather than an agent's.
Inputs: project, assignee.
hub_onboardingA
Orientation for an agent that has never worked with this hub before: which channel to use for what (claim vs task vs report vs queue — the #1 mistake), the author rule, the session ritual, how to recover after a compaction. Call this FIRST the first time you connect. Default mode "short" is under 600 words and lists the sections of the full manual; mode "full" is the whole manual (~4000 words) — the same text as HUBD.md in the hub.
Inputs: mode.
hub_operatorA
The operator card: facts and preferences about the HUMAN — rhythm, what framing works, and the Boundaries section listing what is never collected. Belongs to no project and changes slower than any of them. Agents READ Boundaries and never edit it. Returns a scaffold and how to create it if there is no card yet.
Inputs: no named parameters.
hub_presenceB
The fleet roster as far as it can honestly be seen from here: this node's live registry plus every other node's published snapshot (presence..json, one small file per node, refreshed on heartbeat). Each row carries observedOn — WHICH node saw that heartbeat — and alsoOn when one agent name turns up on several. Read coverage before believing any absence: it lists every current mesh member with the age of its snapshot, or null when it has published none, and blindTo/note say so outright. That distinction is the reason this tool exists in this shape — one role read as 383 minutes since heartbeat on one node and 5.9 days on another, nothing was stale and nothing had diverged, the registries were simply of different machines, and an orchestrator escalated "worker is dead" four times over 92 hours while the worker worked. A role nobody reports is invisible, which is NOT the same as dead.
Inputs: cwd, full, role, project, +2 more.
hub_queue_sendA
Append a message to a role's queue (queues/..queue.md) for cross-agent/cross-node handoffs. Delivered to whoever calls hub_queue_wait (or hub queue wait) for that role, here or on a mesh-synced peer node.
Inputs: from (required), role (required), text (required), task.
hub_queue_waitA
Block until new content lands in 's queue (this node's file plus any mesh-synced peer files for that role), then return it — a real long-poll, not a snapshot you have to re-poll. Returns {changed:false} if nothing arrives within timeout. If a delivered block names a task (see hub_queue_send), the ids come back as tasks — report the outcome onto those tasks, or the message is the only place the blocker ever existed. Local/stdio only (not available on the shared HTTP server). Use this instead of a sleep-and-recheck loop when waiting on an agent to report back via hub_queue_send.
Inputs: role (required), timeout.
hub_queue_wait_allA
Subscribe to EVERY role's queue at once and block until new content lands in ANY of them — for an orchestrator reacting to whichever agent reports first, instead of calling hub_queue_wait per role or ssh-ing into each host to poll. Returns {changed:true, events:[{role,node,text}, ...]} tagging which role/node each event came from, or {changed:false} on timeout. Uses its own offset bookkeeping — does NOT consume/steal messages from a role's own hub_queue_wait consumer, it only taps. Local/stdio only.
Inputs: timeout.
hub_recallA
What do we know about X — ranked across project cards, their sections, decisions, the journal and tasks, instead of hub_search's flat exact-substring list or hub_get's everything-about-one-project. Scoring is deterministic and readable: term coverage first, then where the line lives (a decision outranks a passing note), then recency. EVERY hit carries the date it was true as of and a stale flag — recall's real failure mode is handing over a two-month-old fact with this morning's confidence.
Inputs: query (required), full, limit, project, +1 more.
hub_releaseA
Release a soft-lock. Pass id, or project+area+agent.
Inputs: id, area, agent, project.
hub_reportC
Append a session report to the shared journal: what was done / broken / blocked.
Inputs: text (required), agent (required), project (required), kind, +3 more.
hub_resource_getC
One resource card plus its inbound and outbound typed relationships.
Inputs: slug (required).
hub_resource_listA
List resource cards (hosts, vms, services, endpoints, providers). Optionally filter by type.
Inputs: full, type.
hub_resource_setA
Create or update a resource — an infrastructure/topology entity: host, vm, service, endpoint, or provider. Structured attributes (type, address, os, provider, status) and typed relationships go in fields, NOT prose. Use this instead of describing infra inside a card digest.
Inputs: by (required), slug (required), os, type, +5 more.
hub_rulesA
The team constitution (AGENTS.md) over MCP: read it, or append an amendment. hubd mechanics live in the generated HUBD.md — this is the file where the rules YOU set live. An amendment is APPENDED under one dated, attributed heading and never edits a line already there: rewriting a rule destroys the record of what it used to say, which is exactly what hub_audit needs to quote.
Inputs: by, append.
hub_searchA
Full-text search across every project card and the entire journal, archived months included. Returns each matching line with its location. START HERE whenever you know a keyword, a task id or a name but not which project owns it — searching once beats guessing project × status against hub_task_list, which is how sessions have actually wasted calls. Also the way to find where something was discussed or decided.
Inputs: query (required), full.
hub_section_addA
Append ONE line to ONE section of a project card, leaving everything around it untouched. This is how Gates / Metrics / Market and any hand-written section get written by a tool at all — hub_card_set only writes the digest, and the report router only reaches Decisions / Facts / Communication / Next step. For those four, a normal hub_report with DECIDE:/FACT:/COMM:/NEXT: is still the right call; use this for the rest. The section is created if missing (you get created:true back — check it, a typo is how a card grows two nearly identical headings).
Inputs: by (required), text (required), project (required), section (required), +2 more.
hub_statusA
Snapshot of every project at once: the latest digest of each, when it was last synced, and its open-task count, plus the most recent shared-journal entries. A project whose card has fallen behind its OWN journal carries digestStale {daysBehind, lastJournal} — the card still reads fresh while the work moved on. Best for orienting at the start of a session. For a deadline-sorted to-do list use hub_brief; for one project in depth use hub_get.
Inputs: full, staleDays.
hub_syncA
Sync a project folder into the hub. Collects git facts automatically; pass digest (your own summary of state/next steps) and the card is rewritten.
Inputs: path (required), agent (required), name, digest.
hub_task_addC
Add a task to the shared cross-project backlog.
Inputs: by (required), text (required), project (required), cat, +7 more.
hub_task_getA
ONE task by id, plus what it is blocked by and what it blocks. Use this when you know the id — do NOT go guessing project × status combinations with hub_task_list. Know a keyword but not the id? hub_search first.
Inputs: id (required).
hub_task_listA
List backlog tasks. Filter by project and/or status; page with limit/offset. total is always the full matching count, so a page never reads as the whole backlog. Looking for ONE task you can name? hub_task_get by id, or hub_search by keyword — both beat listing and scanning.
Inputs: full, limit, offset, status, +1 more.
hub_task_updateB
Update a task: close it (status=done), reassign, reprioritise, edit text/deadline/cat.
Inputs: by (required), id (required), cat, tags, +7 more.
hub_trajectoryA
Deterministic dependency-graph plan over tasks' depends_on — the probable trajectory as a critical PATH, not an ML forecast. Returns: ready (doable now, no open deps), blocked (with waitingOn ids), layers (Kahn topo-order — what unlocks when), criticalPath (longest dependency chain = ordering bound), cycles (dependency loops to fix). Use to see "given deps, what is the actual order / what is the critical path to a milestone". Weight is task-count now; weighted by real durations once logd records them.
Inputs: full, project.
hub_usageA
What the work cost, over a window, per project and per agent — with a hard line between SUPPLIED (seconds/tokens/money, reported by clients through hub_usage_add, since the hub cannot see them) and MEASURED (closed-task spans and journal events, the hub's own arithmetic). The split is the point: a cost number that mixes an observed span with a guessed rate gets quoted later as if someone had counted.
Inputs: days, agent, project.
hub_usage_addA
Record what only YOU can see about a piece of work: seconds, tokens, cost, model. The hub cannot observe any of these, so they arrive here explicitly and are reported back as SUPPLIED, never mixed with what the hub measured itself. At least one number is required — an empty entry would record a $0 session.
Inputs: agent (required), task, model, costUsd, +4 more.
hub_whatsnewA
Personalized "what did I miss" — journal activity since YOUR OWN last hub_whatsnew call (tracked per agent name), not a fixed time window like hub_brief. Call this at the start of a session/sweep instead of re-reading hub_status/hub_brief from scratch; a never-seen agent gets a 24h window on its first call. Also carries review: the top few hub_lint + hub_audit findings, one per kind, each quoting the rule it enforces and the date that rule was written — read-only, files nothing.
Inputs: agent (required), full, hours, since, +2 more.
Tool Schema Changelog
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TDQS
Scored across 39 tools
Many tools have overlapping purposes: hub_status/hub_brief/hub_inbox/hub_whatsnew/hub_agenda/hub_kanban/hub_recall/hub_search all serve orientations/readback with subtle distinctions that require careful reading. Descriptions are long and self-aware about the distinctions, but the sheer number of subtly different 'what's going on' tools guarantees misselection.
Consistent snake_case throughout with predictable verb_noun patterns (hub_task_add, hub_queue_send, hub_resource_get, hub_claim_check). Minor deviations like hub_next, hub_recall, hub_sync are still readable and domain-appropriate.
39 tools is heavy and feels like a full operating system rather than a well-scoped server. Many tools exist only to disambiguate between other tools (hub_agenda vs hub_brief vs hub_inbox), suggesting the surface grew organically rather than being designed as a set.
Covers an unusually full lifecycle: project cards, resources, tasks, queues, presence, claims, usage, rules, audit, lint, journal. Minor gaps exist around journal query/retrieval beyond hub_search and no explicit deletion tools, but the domain surface is remarkably broad.
Maintenance
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