tool · iot
IoT Architecture Review Checklist
Review identity, connectivity, messaging, data, security, OTA, tenancy, observability, recovery, and business outcomes.
For engineers and architects · Related guide: IoT architecture guidance
Local-first tools
Turn assumptions into numbers and checks.
Focused calculators and review aids that run in your browser, require no account, and do not upload your inputs.
tool · data
IoT Payload Size Calculator
Compare UTF-8 JSON size with compact-format planning ranges for recurring messages.
For engineers and architects · Related guide: How to Select IoT Time-Series Storage
tool · modbus
Modbus Register Converter
Convert 16-bit and 32-bit register values across signedness, byte order, word order, integer, and float interpretations.
For engineers and architects · Related guide: Modbus to MQTT: A Reliable Edge Pattern
tool · mqtt
MQTT Bandwidth Calculator
Estimate message rate, directional bandwidth, and monthly transfer from fleet assumptions.
For engineers and architects · Related guide: How to Survive a Fleet Reconnect Storm
tool · mqtt
MQTT Broker Capacity Estimator
Turn fleet connections, throughput, subscriptions, sessions, and backlog into a test target.
For engineers and architects · Related guide: How to Survive a Fleet Reconnect Storm
tool · mqtt
MQTT Topic Checker
Check topic structure, wildcards, tenant boundaries, direction, and likely ACL risks in your browser.
For engineers and architects · Related guide: How to Survive a Fleet Reconnect Storm
tool · ota
OTA Release Readiness Checker
Build a staged-release checklist from fleet risk, recovery, monitoring, and rollback controls.
For engineers and architects · Related guide: How to Design OTA Rollback
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