Marian Zeis @marian.zeis.de · 28/09/2026Hearing a familiar sound. Ok, from which of my three laptops and two VMs running is this coming from? Aaaah... Ah, it's codex setting up my test user in sapgui and it's the sapgui sound. *mute laptop* 010
Marian Zeis @marian.zeis.de · 24/09/2026"..you're just a condom between Claude and your production server getting fucked." www.reddit.com/r/ClaudeAI/c...reddit.comClaudeAI-mod-bot's comment on "I am done with this shit."Explore this conversation and more from the ClaudeAI community 121
Marian Zeis @marian.zeis.de · 21/09/2026For my german friends, here a i podcast episode talking about AI in SAP open.spotify.com/episode/7bN8...open.spotify.comENC421 – Wie verändert KI Rolle und Aufgaben von Software-EntwicklernEducation NewsCast · Episode 040
Reposted by Marian ZeisSAP Community Technology Blog Posts @scntechblogs.marianzeis.de · 21/09/2026👤 Post by WouterLemaire (by Members): "Agentic AI on BTP: Configuring Code-Based Agents on the Fly" 🔗 Link: community.sap.com/t5/technology-blo… 022
Marian Zeis @marian.zeis.de · 11/09/2026Funny to see the humans and agents don't read the post in full and think this is a genuine review of Joule Work Desktop 120
Marian Zeis @marian.zeis.de · 04/09/2026I´ve created a newsletter for ARC-1 so i can better talk to the users and admins of ARC-1 directly. Also just released version 1.2 with updates regarding ATC, data-source blocklist and a new Agent Plugin See release notes and how to subscribe to the Newsletter here: docs.arc-1-mcp.com/release-notes/docs.arc-1-mcp.comRelease Notes - ARC-1 — SAP ADT MCP ServerEnterprise-ready MCP proxy for SAP ABAP Development Tools. npm package + Docker image, admin safety controls, works with Claude, Copilot, and all MCP clients. 142
Reposted by Marian ZeisJohn Patterson @jasper07.secondphase.com.au · 04/09/2026@marian.zeis.de walking us through his AI Journey (at 5:30am his time), so much has evolved in the last two years, who knows where we will be in another 2 years #SITSYD 171
Marian Zeis @marian.zeis.de · 24/08/2026ABAP Cloud Developer Trial 2025 Available Now community.sap.com/t5/technolog...community.sap.comABAP Cloud Developer Trial 2025 Available NowABAP Cloud Developer Trial is a free, downloadable ABAP Platform on SAP HANA 2.0 for trying out the ABAP language and toolset. It is extensively pre-configured with SAP Fiori launchpad, SAP Cloud Conn... 074
Reposted by Marian ZeisUI5 @ui5.bsky.social · 21/08/2026📦 The OpenUI5 tutorials have a new home! ✅ 5 tutorials ✅ Decoupled from the release train → faster fixes ✅ Every sample in TypeScript & JavaScript github.com/UI5/tutorials More on the move below 👇 163
Reposted by Marian ZeisBoring Enterprise Nerds @boringnerds.bsky.social · 14/08/2026Nerdletter 104 is out! SUBSCRIBE! - AI: Ass Un-Painer 😷 - SAP GUI 8.1 Arrived! 📰 - ABAP is Still Not Dead 🧟 - SAP UX: Another Round 🔄 - From Truth to Fairy Tale 👸 boringenterprisenerds.substack.com/p/104-sap-gu...boringenterprisenerds.substack.com#104: SAP GUI, RFC, ABAP AliveAI: Ass Un-Painer, SAP GUI 8.1 Arrived!, ABAP is Still Not Dead, SAP UX: Another Round, From Truth to Fairy Tale 052
Marian Zeis @marian.zeis.de · 12/08/2026New Blog Post: I had the possibility to try and test the new Joule Work Desktop. Read it here: blog.zeis.de/posts/2026-0... 250
Marian Zeis @marian.zeis.de · 10/08/2026New Blog Post: Calling ABAP function modules from Node.js or SAP CAP should not require the SAP NetWeaver RFC SDK. That is why I built open-rfc: an open-source, dependency-free client that also works on SAP BTP through Cloud Connector. Read here: blog.zeis.de/posts/2026-0... 1101
Reposted by Marian ZeisPeter Muessig @pmuessig.bsky.social · 10/08/2026You asked at #UI5con, here it comes: experimental hot module replacement for UI5 => hot-swap your webapp sources on save, keeping route and state, no full reload. Read more: community.sap.com/t5/technolog... @ui5.bsky.social #OpenUI5 #SAPUI5 #UI5CLI 192
Marian Zeis @marian.zeis.de · 07/08/2026As usual, bluesky community get the sneak peaks early. Releasing open-rfc, dependency free RFC nodejs library to call RFC. Blog post is coming next week github.com/marianfoo/op... marianfoo.github.io/open-rfc/ www.npmjs.com/package/open...github.comGitHub - marianfoo/open-rfcContribute to marianfoo/open-rfc development by creating an account on GitHub. 2103
Marian Zeis @marian.zeis.de · 06/08/2026Lets celebrate 30 years of TechEd with one long night of -*check notes* - four hours. 🤦 For an event like this and at this ticket price, that's embarrassing. It was the same last year. DSAG Parties are way better and *longer*. 210
Reposted by Marian ZeisSoftware-Heroes @software-heroes.com · 04/08/2026How exactly is the Technical Debt Score calculated in the Clean Core Measurement project? And how can it be modified in the future? We will address these questions in detail in this article: software-heroes.com/en/blog/abap...software-heroes.comCCM - Calculate Key FiguresHow exactly is the Technical Debt Score calculated in the Clean Core Measurement project? And how can it be modified in the future? We will address these questions in detail in this article. 031
Marian Zeis @marian.zeis.de · 03/08/2026Look at this shiny new SAPGUI 8.1 with Chromium inside (and Joule) 261
Marian Zeis @marian.zeis.de · 03/08/2026New Blog Post about the ARC-1 Release version v1.0.0 blog.zeis.de/posts/2026-0...blog.zeis.deARC-1 1.0: One Deployment, Multiple SAP SystemsARC-1 1.0 adds multi-system support on SAP BTP, 22 reusable SAP skills, extensions, and better enterprise guidance shaped by community feedback. 181
Marian Zeis @marian.zeis.de · 31/07/2026ARC-1 released Version 1.0.0 with a big changelog, main feature in the is the support of multi system/client in BTP CF github.com/arc-mcp/arc-...github.comRelease v1.0.0 · arc-mcp/arc-11.0.0 (2026-07-31) Features add experimental destination-discovered multi-target endpoints (#579) (5ec27fc) add procedural unit source surgery (#571) (b712616) advertise configurable MCP server na... 0124
Marian Zeis @marian.zeis.de · 21/07/2026Interesting, a frequent contributor on my mcp server, which had several open PRs, vanished from GitHub, profile returns 404, i have no other contact so no idea what happend Also there where some interesting PRs which are gone now 110
Reposted by Marian ZeisLars Hvam Petersen @larshvam.bsky.social · 15/07/2026www.linkedin.com/pulse/sftp-a... SFTP in ABAP!linkedin.comSFTP in ABAP!Its 2026, one of the longest standing problems in ABAP now seems to be solved? SAP introduced TCP support in 750, however with a fixed frame size, and SSH(protocol used for SFTP) renegotiates framing ... 021
Marian Zeis @marian.zeis.de · 14/07/2026Can you run UI5 inside an AI conversation? At UI5con, Mike Zaschka and I built five MCP Apps to find out, from minimal HTML to UI5 lint findings and SAP transport workflows. Blog: blog.zeis.de/posts/2026-0...blog.zeis.deUI5 Has Entered the Chat: Building Interactive MCP Apps for SAPHow MCP Apps bring focused UI5 interfaces into AI chats, from a minimal HTML example to lint findings and SAP transport reviews. 191
Reposted by Marian ZeisUI5 @ui5.bsky.social · 14/07/2026It's #UI5con day here in St. Leon-Rot. Join us online via YouTube: www.youtube.com/live/CMPudw4...youtube.comUI5con 2026: Live from the Main Stage!YouTube video by UI5 072
Marian Zeis @marian.zeis.de · 14/07/2026A new overview of SAP supplied Skills skills.cloud.sapskills.cloud.sapAI Skills LibraryBrowse and install AI skills, plugins, marketplaces, and MCP servers for SAP Joule and Claude Code — each installable with a single command. 1102
Marian Zeis @marian.zeis.de · 12/07/2026Why did i just realized that Claude/Codex Work can help me with accounting, getting invoices, correct attributes etc.. One of the most annoying things if your self employed. 210
Marian Zeis @marian.zeis.de · 09/07/2026Creating drawio BTP Diagrams with my Skill blog.zeis.de/posts/2026-0...blog.zeis.deCreating an ARC-1 BTP Diagram with Codex and a draw.io SkillHow I used a BTP draw.io skill in Codex to create an editable SAP Architecture Center-style ARC-1 diagram, including the prompt, validation loop, and a first result that still needed correction. 060
Reposted by Marian ZeisUI5 @ui5.bsky.social · 08/07/2026Session Sneak Peek Part 4: UI5 has entered the chat – AI, MCP Apps and UI5 @marian.zeis.de & @mikezaschka.bsky.social are bringing this exciting session to the #UI5con2026 stage and this one will have everyone talking! #UI5 #AI #MCP 183
Reposted by Marian ZeisUI5 @ui5.bsky.social · 30/06/2026UI5con is just 2 weeks away! Inspiring sessions, workshops, and an amazing community are waiting. 💻 Join the livestream: www.youtube.com/live/CMPudw4... 📋 Check the agenda: openui5.org/ui5con/progr... See you there! #UI5con2026 #UI5 #SAP 051
Marian Zeis @marian.zeis.de · 27/06/2026New homepage for all SAP relevant MCP server, skills and AI tools. sap-ai-tools.marianzeis.desap-ai-tools.marianzeis.deSAP MCP Servers, AI Skills & Claude PluginsSearch and filter a curated open-source catalog of SAP MCP servers, ABAP and ADT tools, SAP AI skills, Claude plugins, and developer tooling. 191
Marian Zeis @marian.zeis.de · 23/06/2026Now i can provide a "Live" Demo of ARC-1 Scenarios live-arc-1.arc-1-mcp.comlive-arc-1.arc-1-mcp.comLive ARC-1 ReplayReplay ARC-1 SAP tool workflows in Claude, VS Code, Teams, Outlook, and Copilot themed demos. 010
Marian Zeis @marian.zeis.de · 23/06/2026I've been playing a fun guessing game all day: Which laptop/browser/VM did the Outlook and Teams notifications come from? 110
Reposted by Marian ZeisVolker Buzek @vobu.bsky.social · 18/06/2026Is that #CodeConnect unofficial Official Prelude Event on again? Sure, this time with a 🧹 😁 At "broom-pub" (Besenwirtschaft) Ihle: Höfe am Sträßel 3, 69231 Rauenberg maps.app.goo.gl/EPyWvLEtnNq8... 🕔 Monday, July 13, from 17:00 CEST on (1/2)maps.app.goo.glGoogle MapsFind local businesses, view maps and get driving directions in Google Maps. 1107
Marian Zeis @marian.zeis.de · 19/06/2026As repos and use cases are growing i bought a TLD for ARC-1 arc-1-mcp.comarc-1-mcp.comARC-1 - Open-source MCP for enterprise SAP ABAP systemsA self-hosted, governed bridge between AI clients and SAP ABAP systems: secure defaults, BTP deployment, per-user identity, auditability, and production-minded workflows. 062
Reposted by Marian ZeisUI5 @ui5.bsky.social · 12/06/2026 UI5ers live is back June 18 — maps & debugging on the agenda! MDC GeoMap brings geospatial visualization into metadata-driven apps. Plus: the new ui5 debug object in your browser console (OpenUI5 1.149). 📅 18 June 2026, 15:15 CEST 🔗 Join the stream: www.youtube.com/watch?v=aMmD... 032
Reposted by Marian ZeisAndreas Kunz @akudev.bsky.social · 10/06/2026Using TypeScript with UI5? Then community.sap.com/t5/technolog... gives you a round-up of what's changing this year. tl;dr: beyond standard TS 6.x changes, @types/openui5 will go away and deprecated ts-types-esm packages are no more published. @ts-interface-generator can only be used with TS <7.0community.sap.comTypeScript 6 and 7 – What UI5 TypeScript Developers Need to Know in 2026TL;DR What you use TS 5.x TS 6.x TS 7.x UI5 type definitions in UI5 namespace (@openui5/types, /types) works works, no changes needed works, no changes needed UI5 type definitions in TS default names... 253
Reposted by Marian ZeisSoftware-Heroes @software-heroes.com · 09/06/2026Do you want to import data from Excel into your #Fiori application without necessarily developing all the logic in the backend? Let's take a look at the Spreadsheet Importer and its functionality: software-heroes.com/en/blog/fior...software-heroes.comFiori for ABAP - Excel UploadDo you want to import data from Excel into your Fiori application without necessarily developing all the logic in the backend? Let's take a look at the Spreadsheet Importer and its functionality. 011
Marian Zeis @marian.zeis.de · 06/06/2026Talked about and showed ARC-1 at Holgers Podcast youtu.be/4QFEA8SBZ1I?...youtu.be#292 - TOW ABAP development with Arc-1 (Marian Zeis) | SAP on Azure Video PodcastYouTube video by SAP on Azure 030
Marian Zeis @marian.zeis.de · 02/06/2026Build a skill and MCP Servers to get a grounded evidence against the API Policy for your Use Case blog.zeis.de/posts/2026-0...blog.zeis.deA Clearer View of Your SAP Integrations Under the New API PolicyThe new SAP API Policy does not tell you which of your interfaces are affected, and SAP will not give a binary compliant or not compliant answer. So I built an open-source skill plus SAP MCP servers t... 252
Marian Zeis @marian.zeis.de · 22/05/2026The official SAP MCP Server Code is already in Eclipse ADT Server. I was able to activate it with AI. Was hoping for few more Tools but good thing is you can extend the MCP Server with your own tools. So i added for example the ARC-1 Search tool 😀 241
Marian Zeis @marian.zeis.de · 22/05/2026GitHub Copilot is now available in BAS with bring your own user 020
Marian Zeis @marian.zeis.de · 20/05/2026Using UI5 Changelogs from my MCP SAP Docs Server and UI5 MCP Server to help you on UI5 Version Changes blog.zeis.de/posts/2026-0...blog.zeis.deBefore You Upgrade S/4HANA: Static UI5 Checks with MCPUsing ui5-lib-diff, SAP Docs MCP, and the official UI5 MCP server to turn UI5 version upgrades into app-specific upgrade reports. 121
Marian Zeis @marian.zeis.de · 12/05/2026ABAP Development Automation with ARC-1 and GitHub Workflows blog.zeis.de/posts/2026-0...blog.zeis.deABAP Development Automation with ARC-1 and GitHub WorkflowsA practical ARC-1 sample for ABAP development automation in GitHub workflows, combining abapGit, abaplint, ABAP Unit, ATC, AI review, MCP, and SAP short dump triage. 040
Marian Zeis @marian.zeis.de · 11/05/2026Convert a SEGW Project to RAP and the corresponding legacy UI5 App to Fiori elements with the Open Source ADT MCP Server ARC-1 blog.zeis.de/posts/2026-0...blog.zeis.deFrom SEGW and Legacy UI5 to RAP with ARC-1A practical ARC-1 modernization run: converting a legacy SEGW OData V2 service and UI5 JavaScript app into RAP, UI5 TypeScript, and Fiori elements. 153
Marian Zeis @marian.zeis.de · 07/05/2026interesting, seems a little in the direction of my SAP Docs MCP Server but not the same, also seems a little over engineered, I probably need AI to set this up if I want to use those features, but interesting nonetheless github.com/SAP-samples/...github.comGitHub - SAP-samples/sap-devs-cli: SAP Developer CLI - A Next Generation Developer Community Experience Built for the AI AgeSAP Developer CLI - A Next Generation Developer Community Experience Built for the AI Age - SAP-samples/sap-devs-cli 451
Marian Zeis @marian.zeis.de · 06/05/2026Lets bring ADT MCP Server ARC-1 directly into Joule blog.zeis.de/posts/2026-0... 361