Parts catalogue

Components, harnesses, and practices — across software and beyond. Every part carries its maturity, where it's used, and how it's earned its trust.

booking-calendar
component
hardened
Month-grid availability calendar with click-to-book and channel overlays.
3 projects· Hotel CM06-09
channel-sync-adapter
component
battle-tested
Two-way OTA availability sync with reconciliation and webhook retries.
2 projects· Hotel CM05-28
tiered-fetch
harness
battle-tested
Cascading fetch: cheap HTTP → rendered → attended pool. Self-healing.
6 projects· Manta06-05
stripe-checkout-flow
component
battle-tested
Drop-in Stripe checkout with test-mode, webhooks, and idempotency keys.
4 projects· Restaurant POS05-20
rate-parity-engine
practice
hardened
Cross-channel rate parity with per-channel override and violation flags.
2 projects· Hotel CM06-08
standards-lookup
practice
prototype
Pulls a governing standard (e.g. EN1078) and extracts binding constraints.
1 project· Helmet06-07
node-graph-engine
harness
battle-tested
Resumable step scheduler with retries, checkpoints, and a cost meter.
6 projects· Manta06-04
app-shell
component
hardened
Sidebar app skeleton: routing guards, theming, responsive collapse.
5 projects· shared06-01
webhook-retry-pattern
practice
hardened
Exponential backoff + dead-letter for unreliable third-party webhooks.
3 projects· shared05-30