The OpexFlow blog
Industrial data middleware in practice — protocols, edge gateways, transforms, and architecture from the OpexFlow team.
- July 22, 2026OpexFlow: The Kepware Alternative for Industrial Data ConnectivityLooking for a Kepware alternative? OpexFlow covers the same industrial connectivity (Modbus, OPC-UA, FOCAS, MTConnect) and adds flow-based transforms, a canvas UI, and native OpenTelemetry in one binary.Read article →
- July 15, 2026Why OpexFlow Is the Node-RED Alternative for the Factory FloorNode-RED is great for quick IoT flows, but it cracks under industrial load. OpexFlow gives you the same drag-and-drop experience on a compiled, async core with native industrial protocols.Read article →
- July 8, 2026Modbus to ClickHouse: Stream PLC Data the Right WayA practical guide to streaming Modbus TCP register data into ClickHouse — polling, normalizing, transforming in flight, and loading a real time-series table without a brittle pipeline.Read article →
- July 1, 2026OPC-UA vs Modbus: Which Industrial Protocol Should You Use?OPC-UA vs Modbus, explained plainly. Modbus is simple and ubiquitous; OPC-UA is modern, typed, and secure. How to choose — and why a good middleware speaks both.Read article →
- June 24, 2026Collecting Fanuc CNC Data: FOCAS vs MTConnectGetting data off Fanuc CNCs? FOCAS gives you deep, low-level control but is Windows-only. MTConnect is cross-platform and standardized. A practical comparison and how to use both.Read article →
- June 17, 2026Building an ARM64 Edge IoT Gateway with a Single BinaryWhy a single static binary is the right unit for an ARM64 industrial edge gateway, what to put on a Raspberry Pi or industrial gateway, and how OpexFlow runs from Pi to rack server unchanged.Read article →