Data centre fabric — spine, leaf and the overlay on top
A 100G leaf-and-spine fabric drawn twice: the physical pods, spines and border once, then the EVPN/VXLAN overlay of tenants, VRFs and VNIs that rides on it. Every switch opens on its interfaces, addressing and operating…
Network topologyData centreEVPN…
52 files——September 8, 2026
no diagram
Securing your account
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
no diagram
Creating a stratum
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
no diagram
Finding your way around the dashboard
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
no diagram
Importing existing content
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
no diagram
Connecting an AI agent
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
no diagram
The editor's three steps
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
no diagram
Reading a blueprint
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
no diagram
Drawing in Vellum
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
preview…
Setting up a documentation site
Four slides on what a folium is, how its page tree works, and where everything else is configured.
0 files——September 6, 2026
preview…
Publishing your first blueprint
A five-slide walkthrough of the authoring loop, from the rail to a stratum.
0 files——September 6, 2026
no diagram
Three independent choices
Ownership, visibility and filing are decided separately — and only one of them changes the URL.
0 files——September 6, 2026
no diagram
How SCIM reaches Blueprintr
Your directory pushes to the SSO service; Blueprintr pulls from it. And the one direction SCIM will not reverse.
0 files——September 6, 2026
no diagram
Two keys, two servers
Why a personal key and an organisation key are not one credential with different permissions.
0 files——September 6, 2026
no diagram
Import vs connect
Import copies content in once and it becomes yours; a connector leaves it where it is and renders it live per viewer.
0 files——September 5, 2026
no diagram
Change request lifecycle
Open, then approved and merged, rejected, or withdrawn — and why the docs agent files one rather than writing the page.
0 files——September 5, 2026
no diagram
Continuum managed vs yours
A refresh rewrites the Continuum-managed half of a canvas and never touches the shapes you drew.
0 files——September 5, 2026
no diagram
SSO vs SCIM
SSO decides who may sign in; SCIM decides who is a member. Without SCIM a leaver keeps the membership and the seat.
0 files——September 5, 2026
no diagram
Stratum binding vs linking
A stratum is bound to exactly one shape, and can be linked to from anywhere.
0 files——September 5, 2026
no diagram
Teams structure
What belongs at the organisation level and what belongs to a team.
0 files——September 5, 2026
no diagram
Publishing states
Draft, published version, and the next draft — what readers see while you edit.
0 files——September 5, 2026
no diagram
Visibility model
What decides who can read a blueprint or folium: status first, then visibility, capped by organisation policy.
0 files——September 5, 2026
no diagram
How Blueprintr fits together
Vellum draws a diagram, a blueprint wraps it with strata, files and prose, and one publish makes it readable four ways.
0 files——September 5, 2026
no diagram
Anatomy of a stratum
One shape on a diagram surface, bound to a stratum holding five tab kinds.
0 files——September 5, 2026
preview…
Sixty thousand devices — the telemetry model
What a fleet of connected heat pumps sends and where it lands: the device registry, an ingest path for a good connection and one for a bad one, the measurement schema and its cardinality budget, and how ten years of hist…
Time seriesTelemetryCardinality…
28 files——September 4, 2026
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Multi-tenant SaaS — one platform, four hundred tenants
How one deployment serves four hundred customers without leaking between them: the control plane and the two data planes, tenant routing, isolation the database enforces rather than the code, per-tenant fairness, and wha…
Multi-tenancySaaS platformRow-level security…
25 files——September 4, 2026
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The order model — twelve entities and the events that change them
The same retailer modelled from the inside: twelve operational entities with their keys and constraints, the events that move an order between them, the star schema the warehouse reads, and a dictionary down to the colum…
Data modellingSchemaEntity-relationship…
17 files——September 4, 2026
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Order to cash — the eleven systems that touch an order
Every system an order passes through between the checkout and the ledger, and every hop between them: its transport, its schedule, its retry rule, its owning team, and what happens to the order when that hop is down.
IntegrationApplication architectureOrder to cash…
23 files——September 4, 2026
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Platform assessment — Windlass, before the Series C
An advisory engagement's findings pack. The client's estate was drafted by AI from their own documentation and corrected by hand, and all sixteen findings are pinned to the shape each one concerns with a severity and a r…
AssessmentConsultancyAI import…
31 files——September 3, 2026
preview…
Multi-region failover, tested every quarter
Two AWS regions with recovery objectives on every service, a twelve-step failover runbook drawn as a diagram, and the evidence from the last real failover attached to the steps it exercised. The runbook and the drawing a…
Continuum CloudDisaster recoveryDevOps…
34 files——September 3, 2026
preview…
Datacentre exit — Halverstone, wave 3 in flight
A migration programme mid-flight: the client's own draw.io estate annotated wave by wave, the landing zone the workloads land in, a cutover runbook and a rollback point on every workload, and the steering pack it was all…
MigrationConsultancyContinuum Cloud…
46 files——September 3, 2026
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Rivulet — a webhook relay, explained
What a project README wants to be and cannot: one architecture drawing whose every box opens on the component behind it, the state machine that defines the delivery guarantee, the schema that implements it, the docs, and…
Technical explanationOpen sourceFolium…
27 files——September 3, 2026
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Ship it — from commit to production
The whole delivery path for a service: trunk-based branches, the four gates that cannot be waived, a signed supply chain, Argo CD as the only deploy path, progressive rollout across two regions, and the error budget that…
The whole artefact a consultancy hands a client: the proposed design, the options that were rejected and why, the risks, what it costs, the whiteboard it came from, the deck it was presented with, and the handbook the cl…
Design sharingConsultancyPodium…
32 files——September 3, 2026
preview…
Lakehouse, ingest to dashboard
Meridian's analytics estate from Track event to executive dashboard: three feeds into a bronze/silver/gold lake, nightly models, Redshift and Athena — with a podium tour, a live Continuum warehouse scan, and a freshness-…
PodiumContinuumVellum…
72 files——September 3, 2026
preview…
Zero-trust access review
Meridian's quarterly entitlement review: the draw.io flow the team actually runs, each step carrying its live ServiceNow ticket, the access topology it polices, and the controls and evidence that prove it happened.
draw.ioContinuum LinkStrata…
62 files——September 3, 2026
preview…
Global WAN network diagram
Meridian's seven-site WAN across EMEA, AMER, APAC and the Middle East: the original Excalidraw workshop design beside the Vellum topology that was built, with every circuit, route preference and failover obligation docum…
WANNetwork topologyExcalidraw…
92 files——September 3, 2026
preview…
Kubernetes platform reference
The reference for track-prod, Meridian's EKS platform: a clickable Vellum topology with strata across the estate, mermaid sequences for the control loops, the platform handbook as a long-form folium, and the add-on estat…
FoliumMermaidVellum…
76 files——September 3, 2026
preview…
Your first two weeks
Meridian's new-engineer onboarding in one link: a two-week journey map with a stratum on every milestone, the engineering handbook as a folium, and four podium decks — dev environment, first deploy, reading a blueprint,…
OnboardingDeveloper experienceFolium…
72 files——September 3, 2026
preview…
Network site topology
Rotterdam HQ from WAN hand-off to desk port: redundant perimeter, core, distribution and access layers, with a real port map and addressing record behind every device and live Continuum Link tabs beside the authored oper…
PodiumContinuum LinkStrata…
70 files——September 3, 2026
preview…
Azure hub-and-spoke, end to end
Meridian's corporate Azure estate: a firewalled hub and four peered spokes reached over ExpressRoute from Rotterdam. The Continuum tab carries a scanned hub-and-spoke environment whose Routing view shows which peering ac…
AzureHub-and-spokeExpressRoute…
58 files——September 3, 2026
preview…
Multi-account AWS landing zone
Meridian's three scanned AWS accounts — network, production and non-production — behind one transit gateway, with centralised inspection and egress and every subnet documented down to CIDR, tags and running workloads.
AWSLanding zoneNetworking…
110 files——September 3, 2026
preview…
Getting Started Overview
0 files——August 30, 2026
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Cloud Architecture Example
Basic Enterprise Azure Environment
12 files——August 21, 2026
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Azure vWAN with Azure Firewalls
Typical architecture for vWAN with AFW - this is a test
AzureVirtual WANFirewall…
1 file1—August 20, 2026
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Podium test (Liam)
0 files1—July 16, 2026
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The Blueprintr dashboard
4 files——July 13, 2026
preview…
From organisation to Atrium
4 files——July 13, 2026
preview…
Portfolios and folders
4 files——July 13, 2026
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Ways to import into Blueprintr
4 files——July 13, 2026
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The settings hub
4 files——July 13, 2026
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The publish wizard
4 files——July 13, 2026
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How a webhook delivery works
3 files——July 10, 2026
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How an embed resolves visibility
3 files——July 10, 2026
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The SSO sign-in flow
3 files——July 10, 2026
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Organisations, teams and roles
3 files——July 10, 2026
preview…
Blueprintr's AI tools
3 files——July 10, 2026
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How a podium presents a diagram
3 files——July 10, 2026
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How a folium is built
3 files——July 10, 2026
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Anatomy of a blueprint
3 files——July 10, 2026
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How strata work
3 files——July 10, 2026
preview…
Inside the Vellum editor
3 files——July 10, 2026
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How Blueprintr fits together
Documentation ArchitectureContent Management Systems
1 file——July 10, 2026
preview…
Getting Started with Blueprintr
A placeholder article for the Blueprintr Docs knowledge base.