Cutting-Edge Open Source Haystack Libraries and RDF Updates by Gareth Johnson

Explore the latest innovations in open-source Haystack libraries and RDF updates presented by Gareth Johnson, the Chief Software Architect at J2 Innovations, a Siemens Company. Gain insights into advanced technologies such as haystack-core in TypeScript, haystack-nclient for TypeScript clients, and more, revolutionizing data handling and visualization in the tech industry.

• Haystack Libraries
• RDF Updates
• Open Source
• TypeScript
• Siemens Company

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1. Technical Track 2 Session 2 Open Source Haystack Libraries + RDF Update Gareth Johnson Chief Software Architect J2 Innovations, a Siemens Company

2. Overview Haystack open source libraries RDF update Graph visualization demo 2

3. haystack-core - TypeScript Core Haystack Types Haystack Filter Compilation and Evaluation Haystack def namespace and normalization Zinc, Trio encoding/decoding JSON encoding/decoding Used in both client and server 3

4. haystack-nclient - TypeScript Client network library Ops Ext (SkySpark) Extra Haystack based REST APIs (FIN next gen) Watch support for live data Automatic Watch management Supports observing 1000s of records with minimal server impact 4

5. haystack-units - TypeScript Complete unit database First class TypeScript objects for each unit Compiled from Fantom s unit database 5

6. haystack-react - TypeScript React hooks make it easy to work with Haystack data! 6

7. haystack-codegen - TypeScript Haystack TypeScript code generation tool Haystack 4 defs -> TypeScript 7

8. libhaystack - Rust Haystack 4 in Rust! Ultra fast Targeted for embedded system development 8

9. Github https://github.com/j2inn 9

10. Haystack RDF work in progress Only map entities as classes Protos currently ignored Enables usable SPARQL queries Currently only works with a limited subset of Haystack data 10

11. Demo https://codesandbox.io/s/haystack-connect-2023-6nmc9v Old demo (but updated) https://codesandbox.io/s/haystack-connect-2021-jwmst 11