AL-Copilot-Skills-Collection

In the author's own words, from each skill's SKILL.md — showing the first 30 of 37 files.

• bc-agent-instructions-debugger

  Audits and diagnoses Business Central agent instruction files (InstructionsV1.txt or InstructionsV2.txt) to identify why an agent is not behaving as expected, and produces a structured diagnosis report plus a corrected version of the instructions. Covers pre-publication review (catch issues before deploying) and post-deployment debugging (diagnose a live agent that is failing). Analyzes instructi…

  skills/bc-agent-instructions-debugger/SKILL.md on GitHub (opens in a new tab)

• bc-al-bug-fix

  Diagnoses and fixes bugs in Business Central AL extensions following a structured investigation workflow. Covers the full fix cycle: symptom triage, root cause identification, minimal targeted fix, and regression test. Maps BC-specific symptoms to their most likely root causes before touching code — including FlowField miscalculation, SetLoadFields data truncation, event subscriber ordering, trig…

  skills/bc-al-bug-fix/SKILL.md on GitHub (opens in a new tab)

• bc-al-code-reviewer

  Reviews Business Central AL extension code against a prioritized convention stack: AppSource validation requirements, CodeCop/PerTenantExtensionCop analyzer rules, alguidelines.dev community standards, and al-copilot-skills catalogue patterns. Audits five categories that the AL compiler does not catch: naming and structure, performance anti-patterns, extensibility contract, SaaS readiness, and Ap…

  skills/bc-al-code-reviewer/SKILL.md on GitHub (opens in a new tab)

• bc-al-project-context

  Maintains persistent project context for Business Central AL extensions across sessions, developers, and AI agents. Combines two complementary mechanisms: Architecture Decision Records (ADRs) that capture why technical decisions were made, and Session Handoff documents that capture where the project is right now. Generates, updates, and queries both document types. Use this skill whenever startin…

  skills/bc-al-project-context/SKILL.md on GitHub (opens in a new tab)

• bc-api-page-generator

  Generates RESTful API page objects for Business Central following API v2.0 and OData best practices. Creates API pages with proper field mappings, navigation properties, custom actions, validation, and permission sets. Generates both simple single-table pages and header-lines patterns. Use when asked to create an API page, generate an API endpoint, build a REST API, expose a table via API, or imp…

  skills/bc-api-page-generator/SKILL.md on GitHub (opens in a new tab)

• bc-api-query-generator

  Generates API query objects for Business Central that expose data via OData/REST endpoints using the QueryType = API pattern. Creates queries with single or multiple dataitems (table joins), proper API properties, column mappings, aggregation methods (Sum, Count, Average, Min, Max), filters, DataItemLink joins (InnerJoin, LeftOuterJoin, CrossJoin), and DataItemTableFilter. Supports multi-version…

  skills/bc-api-query-generator/SKILL.md on GitHub (opens in a new tab)

• bc-approval-workflow-generator

  Automatically generate custom approval workflow implementations for Business Central entities following the standard Workflow engine pattern. Creates an Approval Status enum, table extension (or table field), approval management codeunit with integration events and event subscribers, workflow setup codeunit with category/template registration, and page extension actions (Send / Cancel). Use when…

  skills/bc-approval-workflow-generator/SKILL.md on GitHub (opens in a new tab)

• bc-attachments-generator

  Implements standard document attachments, links, and notes on custom Business Central tables. Creates setup fields for visibility control, extends Attachment Document Type enum, generates event subscribers (OnAfterGetRecRefFail, OnAfterOpenForRecRef, OnAfterInitFieldsFromRecRef) in attachment management codeunit, adds table lifecycle triggers for orphan prevention on delete/rename, and extends ca…

  skills/bc-attachments-generator/SKILL.md on GitHub (opens in a new tab)

• bc-business-events-generator

  Implements external business events for Business Central enabling Power Automate and external system integrations. Creates EventCategory enum extensions with custom categories, business events codeunit with ExternalBusinessEvent attribute procedures (eventName, displayName, description, category parameters), event subscriber procedures listening to IntegrationEvent publishers, and IntegrationEven…

  skills/bc-business-events-generator/SKILL.md on GitHub (opens in a new tab)

• bc-cds-page-generator

  Automatically generate AL list page objects for CDS (Dataverse) tables with standard CRM integration patterns. Creates list pages with proper field layouts, CRM integration actions, coupling procedures, and initialization triggers. Use when user requests to create, generate, or build a list page for a CDS/Dataverse table, or mentions creating UI for Dataverse entities. Trigger phrases include "cr…

  skills/bc-cds-page-generator/SKILL.md on GitHub (opens in a new tab)

• bc-dataverse-entity-generator

  Generates AL CDS integration table objects from Dataverse entities using ALTPGen with PowerShell automation scripts. REQUIRES terminal tools. Automatically determines next available table ID, EXECUTES the generation script via terminal, monitors for errors (especially ALTPGen path issues), auto-fixes configuration problems, handles post-generation file organization to src/Table/ with BCS prefix n…

  skills/bc-dataverse-entity-generator/SKILL.md on GitHub (opens in a new tab)

• bc-dataverse-mapping-generator

  Generates AL event subscriber code for Dataverse/CDS integration table and field mappings in Business Central. Creates all required event subscribers in the BCS Dataverse Events codeunit and lookup procedures in BCS Dataverse Support Funct. codeunit. Handles TWO distinct scenarios — (1) NEW CUSTOM entities (bcs_ prefix, custom BC table paired with CDS table, requiring full mapping with OnGetCDSTa…

  skills/bc-dataverse-mapping-generator/SKILL.md on GitHub (opens in a new tab)

• bc-field-propagation

  Propagates custom fields from source documents and journal lines to posted documents, archived documents, and ledger entries in Business Central. Selects between Pattern A (TransferFields — zero code, same Field ID on all TableExts) or Pattern B (EventSubscriber with dedicated codeunit per module) based on whether the posting codeunit uses TransferFields. Use when asked to add a field to Sales/Pu…

  skills/bc-field-propagation/SKILL.md on GitHub (opens in a new tab)

• bc-install-codeunit-generator

  Generates install codeunits (Subtype = Install) for Business Central extensions that run code during first install or reinstall. Creates codeunits with OnInstallAppPerCompany and OnInstallAppPerDatabase triggers, fresh install vs reinstall detection using ModuleInfo.DataVersion, initial data seeding (setup records, default configuration, permission assignments), precondition checks, telemetry log…

  skills/bc-install-codeunit-generator/SKILL.md on GitHub (opens in a new tab)

• bc-isolated-storage-generator

  Generate Isolated Storage implementations for Business Central with security best practices. Creates a setup table (Access = Internal), a management codeunit (Access = Internal), and optionally a setup page — wired to IsolatedStorage.Set/Get/Delete with user-chosen DataScope and a GUID secret key in a locked Label. Supports encryption via CryptographyManagement. Use when: create isolated storage,…

  skills/bc-isolated-storage-generator/SKILL.md on GitHub (opens in a new tab)

• bc-job-queue

  Guides AL developers through creating, parameterizing, executing, retrying, and diagnosing Business Central Job Queue workloads. Use when asked to enqueue codeunits or reports, pass parameters through Job Queue Entry, schedule recurring jobs, run or restart failed entries, compare Job Queue with TaskScheduler or StartSession, or add telemetry and diagnostics around background processing. Triggers…

  skills/bc-job-queue/SKILL.md on GitHub (opens in a new tab)

• bc-manifest-handoff-generator

  Generates a handoff manifest at the end of the ALDC pipeline so that CIRCE and/or DELFOS can consume the extension's published surface without sharing a workspace. Creates a single markdown manifest containing MCP connection context for CIRCE, published API pages and queries for DELFOS, data structure details, and star schema hints. Use when the conductor pipeline is complete, all tests pass, and…

  skills/bc-manifest-handoff-generator/SKILL.md on GitHub (opens in a new tab)

• bc-matrix-page-generator

  Generates interactive matrix pages for Business Central with configurable periodicity (day, week, month, quarter, year, custom), flexible orientation, pagination, and Excel export in visual matrix format.

  skills/bc-matrix-page-generator/SKILL.md on GitHub (opens in a new tab)

• bc-number-series-generator

  Implements automatic number series assignment for custom tables in Business Central following BC standard patterns. Creates setup tables with number series fields, table extensions with AssistEdit procedures, OnBeforeInsert/OnBeforeRename triggers, and page extensions with AssistEdit integration. Handles both manual and automatic number assignment with support for related series. Use when asked t…

  skills/bc-number-series-generator/SKILL.md on GitHub (opens in a new tab)

• bc-pricing-refactor

  Guides AL developers through refactoring Business Central legacy sales pricing (Sales Price table 7002 / Sales Line Discount table 7004) to the new Price List architecture (Price List Header table 7000 / Price List Line table 7001). Use this skill when asked to: migrate pricing customizations, extend the new Price Calculation engine, understand the PriceCalculation interface, map old codeunits to…

  skills/bc-pricing-refactor/SKILL.md on GitHub (opens in a new tab)

• bc-report-selection-generator

  Extends the Business Central Report Selection framework with new custom Usage values and wires them into the standard printing workflow. Creates an enumextension on "Report Selection Usage" (global) or on an area-specific enum ("Report Selection Usage Sales", "Report Selection Usage Purchase", "Report Selection Usage Service"), optionally a dedicated Report Selections setup page filtered to the n…

  skills/bc-report-selection-generator/SKILL.md on GitHub (opens in a new tab)

• bc-reports

  Standards and guardrails for authoring Business Central reports in AL and RDLC. Use when creating or modifying Report objects (.Report.al), RDLC layouts (.rdlc/.rdl), or request pages. Covers AL report structure, DataItem hierarchy, RDLC layout sizing, SetData/GetData index management, body width validation, and rendering best practices.

  skills/bc-reports/SKILL.md on GitHub (opens in a new tab)

• bc-setup-table-generator

  Generates setup table and page objects for Business Central following singleton pattern. Creates setup tables with single-record pattern, primary key field, setup page with auto-initialization on OnOpenPage, GetRecordOnce codeunit helper for performance, and common setup field patterns (Enable/Disable toggles, Default values, Number Series references, Path fields, User IDs). Handles DrillDownPage…

  skills/bc-setup-table-generator/SKILL.md on GitHub (opens in a new tab)

• bc-setup-wizard-generator

  Generates assisted setup wizard pages for Business Central setup tables following Guided Experience patterns. Creates NavigatePage with step-based navigation using visibility controls, banner images (WIP/Finished from Media Repository), temporary source table, footer actions (Back/Next/Finish with InFooterBar), OnOpenPage trigger (InitRecord, EnableControls, LoadSetupBanner), OnQueryClosePage tri…

  skills/bc-setup-wizard-generator/SKILL.md on GitHub (opens in a new tab)

• bc-telemetry-generator

  Instruments Business Central AL codeunits with Application Insights telemetry using the System Application Telemetry codeunit. Analyzes an existing codeunit supplied by the user, generates a dedicated Feature Usage Telemetry codeunit (or extends an existing one) with helper procedures for LogStart/LogEnd with automatic duration, LogError with call stack, LogFeatureUsage, and LogPerformanceWarning…

  skills/bc-telemetry-generator/SKILL.md on GitHub (opens in a new tab)

• bc-test-codeunit-generator

  Generates test codeunits (Subtype = Test) for Business Central extensions that verify existing module functionality including page navigation, codeunit logic, setup validation, and data operations. Creates test codeunits with [Test] attribute methods following Given/When/Then naming, handler methods ([MessageHandler], [ConfirmHandler], [PageHandler], [ModalPageHandler], [HyperlinkHandler], [SendN…

  skills/bc-test-codeunit-generator/SKILL.md on GitHub (opens in a new tab)

• bc-upgrade-codeunit-generator

  Generates upgrade codeunits (Subtype = Upgrade) for Business Central extensions that run data migration code when upgrading to a new version. Creates codeunits with OnUpgradePerCompany and OnUpgradePerDatabase triggers, precondition checks via OnCheckPreconditionsPerCompany and OnCheckPreconditionsPerDatabase, post-upgrade validation via OnValidateUpgradePerCompany and OnValidateUpgradePerDatabas…

  skills/bc-upgrade-codeunit-generator/SKILL.md on GitHub (opens in a new tab)

• documentation-bc-analysis-generator

  Create well-structured Business Central feasibility analysis documents in the `openspec/analysis/` folder as the AL Analyst's working artefact backing a CCN, following the ANALYSIS-001 template structure. Captures references to the source user story / spec / CCN, change summary, scope & impact (objects added/modified, LoC, ID range usage), phased time estimate (Optimistic / Expected / Pessimistic…

  skills/documentation-bc-analysis-generator/SKILL.md on GitHub (opens in a new tab)

• documentation-bc-architecture-generator

  Create well-structured Business Central architecture documents in the `openspec/architecture/` folder as the long-lived companion to an existing approved technical spec, following the ARCH-001 template structure. Captures business and technical context, architectural drivers traced back to user-story ACs, numbered Architecture Decision Records (ADR-N) with Context/Decision/Consequence/Alternative…

  skills/documentation-bc-architecture-generator/SKILL.md on GitHub (opens in a new tab)

• documentation-bc-ccn-generator

  Create well-structured Business Central Change Control Notes (CCN) in the `docs/ccn/` folder (or `docs/<lang>-ccn/` for non-English variants) as the single stakeholder-facing artefact consolidating an approved user story, technical spec, architecture document, and feasibility analysis, following the CCN-001 template structure. Produces a single markdown file with consistent, ordered sections (Hea…

  skills/documentation-bc-ccn-generator/SKILL.md on GitHub (opens in a new tab)

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