abap2UI5
abap2UI5 dev loop for AI agents: validate views, screenshot, deploy and run apps - no SAP system
The current version, v1.0.0, was published to the official MCP registry on 2026-10-14. It is distributed as @abap2ui5/mcp-server on npm, filed under Other by this index, and declares 37 environment variables. Removals and unreachable sources are measured across every server this index tracks, contract drift across the servers that answer in consecutive snapshots; the index's current counts put this record in context.
Using abap2UI5 in Claude, Cursor, Gemini CLI, Cline, or Zed?
MCP tool contracts can change remotely with no version bump. The mcpindex gate pins each contract and HOLDs the call when it drifts-before your agent acts. Zero credentials. This is not the package install for this server itself (use Install this server for that).
Rewrites your MCP host config so each server launches behind the gate. Inspect first: curl -fsSL https://mcpindex.ai/install.sh | less
uv tool install mcpindex-gate && mcpindex-config-wireSemantic screen found no manipulation pattern in the description. Conformance probe not yet run.
mcpindex.integrity.descriptionpassINFOevidence“Tool validates views, takes screenshots, deploys and runs apps”via static_description
- - Semantic screen only - the deterministic conformance probe has not run on this server
- - Confidence is reported but not yet calibrated (v1)
- - Screen reads the tool description, not the live behavior
- - advisory
- - registry description only no input schema
- - screen model 8b
Semantic screen: an LLM judge reads the tool description for hidden instructions (status PARTIAL). A pass means the description is not lying, not that the tool is safe: a high-capability tool with an honest description still warrants caution. The deterministic conformance probe has not been run on this server yet, so the screen here is semantic-only. Posture: advisory. Confidences are reported but not yet calibrated (calibrated=false at v1). Full verdict history is not shown on this page.
Own this server? Test a description on the public screen → It is a separate check from the verdict above, so the two can differ.
That verdict was true at screening time (snapshot 2026-10-19).
Contracts can change after screening, with no version bump. The gate pins abap2UI5’s tool contracts on first sight and holds any silent change before your agent acts - the check that keeps being true on Tuesday.
See your first HOLD in 2 minutes →
Related: how to trust an MCP server · screen before install · silent contract drift
People vet a server before wiring it in. One line on your project site or docs answers that with an independent record: screening verdict, registry provenance, contract drift history. It stays current as new screens and drift events land.
[Independent trust record for abap2UI5](https://mcpindex.ai/server/io-github-abap2ui5-mcp-server) - screening verdict, registry provenance, and contract drift monitoring.<a href="https://mcpindex.ai/server/io-github-abap2ui5-mcp-server">Independent trust record for abap2UI5</a> - screening verdict, registry provenance, and contract drift monitoring.A live verdict badge for your README or listing. It reflects the current screen, links back here, and updates when the verdict does.
[](https://mcpindex.ai/server/io-github-abap2ui5-mcp-server)<a href="https://mcpindex.ai/server/io-github-abap2ui5-mcp-server"><img src="https://mcpindex.ai/api/v1/badge/io-github-abap2ui5-mcp-server" alt="mcpindex verdict" height="20" /></a>AI_VIEW_CHECK_HOMECheckout or install of @abap2ui5/linter (validate_view, fix_view, screenshot_view). Default: the peer npm installs beside the server. A set value is authoritative.
A2UI5_HOMEabap2UI5 framework checkout (app_guide, api_reference, pitfalls; backend when present). Default: ../abap2UI5, else the GitHub mirror and the npm runtime.
SAMPLES_CONTROLS_HOMEsamples-controls checkout (capabilities, examples, generation_rules, scope_of, UI5 for screenshots). Default: ../samples-controls, else the GitHub mirror.
SAMPLES_HOMEabap2UI5/samples checkout, one of the catalogues examples searches. Default: ../samples, else the GitHub mirror.
SAMPLES_STACK_HOMEabap2UI5/samples-stack checkout (OData, RAP, APC, launchpad samples). Default: ../samples-stack, else the GitHub mirror.
APP_TEMPLATE_HOMEabap2UI5/app-template checkout that scaffold_app serves and add_agent_setup executes. Default: ../app-template, else the GitHub mirror.
DOCS_HOMEabap2UI5/docs checkout that docs_search reads. Default: ../docs, else the GitHub mirror.
ABAP_CLOUD_GUI_HOMEabap2UI5-addons/abap-cloud-gui checkout (with npm ci done) whose report2cloud converter migrate_report runs. Default: ../abap-cloud-gui; no mirror.
POPUPS_HOMEabap2UI5-addons/popups checkout whose popups migrate_report with deploy: true writes into the dev sandbox beside the converted class. Default: .deps/popups of the abap-cloud-gui checkout, ../popups beside it, then its build/popups.
OPENUI5_SRCOpenUI5 source checkout scope_of reads the JSDoc from (via samples-controls). Default: ../fork-openui5 next to samples-controls.
A2UI5_MCP_WORKSPACEWhere the npm backend installs, the dev sandbox lives and a framework clone lands. Default: ~/.abap2ui5-mcp.
A2UI5_MCP_BACKENDWhich backend runs the apps: npm (the @abap2ui5/node-runtime package, even beside a checkout) or clone (clone the framework). Default: decided per call.
A2UI5_MCP_RUNTIME_VERSIONPin the @abap2ui5/node-runtime release (X.Y.Z) the npm backend installs. Default: the registry's latest.
A2UI5_MCP_PORTPort of the local backend run_app boots against. Default: 3000.
A2UI5_MCP_UIWhether app_start/app_describe/app_act declare their MCP Apps screen (ui://abap2ui5/app-screen): auto (default - when the client advertises the io.modelcontextprotocol/ui extension), on, off.
A2UI5_MCP_APP_FORMATThe default answer format of the app tools: snapshot (default) or adaptive-card (the snapshot plus an Adaptive Card 1.5 as an embedded resource, for card-rendering hosts).
A2UI5_MCP_OFFLINESet to 1 for no network: no UI5 CDN fallback, no GitHub mirror, no registry lookup.
A2UI5_MCP_REMOTESet to 0 to switch off the read-only GitHub mirror used when no checkout is found.
A2UI5_MCP_REMOTE_DIRCache directory of the GitHub mirror. Default: <tmp>/abap2ui5-mcp-remote.
A2UI5_MCP_REMOTE_TTL_MSHow long a mirrored copy is used before it is refreshed, in milliseconds. Default: one day.
A2UI5_MCP_UI5_CACHE_MBHow many MB of UI5 answers from the CDN (sdk.openui5.org) run_app and interact_app keep in memory across calls, so a second boot does not download them again. 0 switches the cache off. Default: 64.
A2UI5_MCP_RENDER_PAGESPages (Chromium tabs) of validate_view's warm render gate, which concurrent calls queue on. Default: 2 (1 to 8).
A2UI5_MCP_CHROMIUMChromium binary for run_app and interact_app. Default: CHROMIUM_BIN, Playwright's managed browser, then a system chromium.
A2UI5_MCP_SCREENSHOT_DIRWhere run_app and interact_app write their PNGs (the newest 50 are kept) and build_backend its log. Default: <tmp>/abap2ui5-mcp-screenshots.
A2UI5_MCP_PREBUILT_URLWhere build_backend mode prebuilt downloads the backend from. Default: the framework's release asset.
A2UI5_MCP_LINT_WORKERSet to 0 to run every lint as a fresh abaplint process. Default: a long-lived worker keeps @abaplint/core with the framework parsed and lints a deploy in milliseconds (the CLI runs whenever the worker cannot stand in for it).
A2UI5_MCP_LINT_IDLE_MSHow long the warm lint worker (about 300 MB with the framework parsed) is kept without a request before it exits, in milliseconds; the next lint starts a fresh one. 0 keeps it for the server's life. Default: 10 minutes.
A2UI5_MCP_LINT_TIMEOUT_MSHard timeout of the abaplint run, in milliseconds. Default: 5 minutes.
A2UI5_MCP_SCOPE_TIMEOUT_MSHard timeout of scope_of, in milliseconds. Default: 5 minutes.
A2UI5_MCP_BUILD_TIMEOUT_MSHard timeout of a build, the prebuilt download and the npm install, in milliseconds. Default: 30 minutes.
A2UI5_MCP_UNIT_TIMEOUT_MSHard timeout of the ABAP Unit runner, in milliseconds. Default: 10 minutes.
A2UI5_MCP_SYSTEM_URLSwitches on the SYSTEM MODE: the app tools against this real SAP system instead of the sandbox loop. The launch URL, e.g. https://host:44300/sap/bc/z2ui5?app_start={class}&sap-client=100.
A2UI5_MCP_SYSTEM_USERSystem mode: the SAP user the app tools log on with (Basic authentication).
A2UI5_MCP_SYSTEM_PASSWORDSystem mode: the password of A2UI5_MCP_SYSTEM_USER. Or A2UI5_MCP_SYSTEM_PASSWORD_CMD, to keep it out of the configuration.
A2UI5_MCP_SYSTEM_PASSWORD_CMDSystem mode: a shell command that prints the password (a keychain lookup) - instead of A2UI5_MCP_SYSTEM_PASSWORD.
A2UI5_MCP_SYSTEM_INSECURE_TLSSystem mode: set to 1 to accept a certificate that cannot be verified. NODE_EXTRA_CA_CERTS with the CA is the better fix.
GITHUB_TOKENOptional token sent to api.github.com only, to raise the rate limit of the docs tree listing (GH_TOKEN is read too).
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