diff --git a/apps/api/src/db/recipe-source-sync.ts b/apps/api/src/db/recipe-source-sync.ts
index 8ad5a55..1ffe1be 100644
--- a/apps/api/src/db/recipe-source-sync.ts
+++ b/apps/api/src/db/recipe-source-sync.ts
@@ -1,5 +1,5 @@
 import type { PrismaClient } from "@prisma/client";
-import { listRecipeSources } from "../lib/recipe-source-registry.js";
+import { listRecipeSources } from "../lib/recipe-sources/recipe-source-registry.js";
 
 /**
  * Upserts one `Source` row (schema.prisma) per adapter currently in
diff --git a/apps/api/src/lib/ingredient-matcher.ts b/apps/api/src/lib/recipe-matching/ingredient-matcher.ts
similarity index 99%
rename from apps/api/src/lib/ingredient-matcher.ts
rename to apps/api/src/lib/recipe-matching/ingredient-matcher.ts
index 2c3c71f..a483879 100644
--- a/apps/api/src/lib/ingredient-matcher.ts
+++ b/apps/api/src/lib/recipe-matching/ingredient-matcher.ts
@@ -3,7 +3,7 @@ import {
   INGREDIENT_LABELS_EN,
   UNIT_LABELS_EN,
 } from "@batch-cooking/shared";
-import { prisma } from "../db/prisma.js";
+import { prisma } from "../../db/prisma.js";
 import { normalizeText } from "./tech-step-matcher.js";
 
 /**
diff --git a/apps/api/src/lib/recipe-translation.ts b/apps/api/src/lib/recipe-matching/recipe-translation.ts
similarity index 99%
rename from apps/api/src/lib/recipe-translation.ts
rename to apps/api/src/lib/recipe-matching/recipe-translation.ts
index a3de19e..7211c6d 100644
--- a/apps/api/src/lib/recipe-translation.ts
+++ b/apps/api/src/lib/recipe-matching/recipe-translation.ts
@@ -1,4 +1,9 @@
 import type { UnitType } from "@batch-cooking/shared";
+import type {
+  ParsedRecipe,
+  ParsedRecipeIngredient,
+  ParsedRecipeStep,
+} from "../recipe-sources/recipe-source-adapter.js";
 import {
   extractQuantity,
   type IngredientMatchEntry,
@@ -8,11 +13,6 @@ import {
   matchUnit,
   type UnitMatchEntry,
 } from "./ingredient-matcher.js";
-import type {
-  ParsedRecipe,
-  ParsedRecipeIngredient,
-  ParsedRecipeStep,
-} from "./recipe-source-adapter.js";
 import {
   loadTechStepMappingRules,
   matchTechSteps,
diff --git a/apps/api/src/lib/tech-step-matcher.ts b/apps/api/src/lib/recipe-matching/tech-step-matcher.ts
similarity index 99%
rename from apps/api/src/lib/tech-step-matcher.ts
rename to apps/api/src/lib/recipe-matching/tech-step-matcher.ts
index 6803b2e..421e559 100644
--- a/apps/api/src/lib/tech-step-matcher.ts
+++ b/apps/api/src/lib/recipe-matching/tech-step-matcher.ts
@@ -1,4 +1,4 @@
-import { prisma } from "../db/prisma.js";
+import { prisma } from "../../db/prisma.js";
 
 /**
  * Auto-detects which cooking techniques (`TechStep`) a free-text recipe
diff --git a/apps/api/src/lib/recipe-source-adapter.ts b/apps/api/src/lib/recipe-sources/recipe-source-adapter.ts
similarity index 100%
rename from apps/api/src/lib/recipe-source-adapter.ts
rename to apps/api/src/lib/recipe-sources/recipe-source-adapter.ts
diff --git a/apps/api/src/lib/recipe-source-errors.ts b/apps/api/src/lib/recipe-sources/recipe-source-errors.ts
similarity index 100%
rename from apps/api/src/lib/recipe-source-errors.ts
rename to apps/api/src/lib/recipe-sources/recipe-source-errors.ts
diff --git a/apps/api/src/lib/recipe-source-registry.ts b/apps/api/src/lib/recipe-sources/recipe-source-registry.ts
similarity index 100%
rename from apps/api/src/lib/recipe-source-registry.ts
rename to apps/api/src/lib/recipe-sources/recipe-source-registry.ts
diff --git a/apps/api/src/modules/recipe/recipe.service.ts b/apps/api/src/modules/recipe/recipe.service.ts
index e29b1fb..10801e7 100644
--- a/apps/api/src/modules/recipe/recipe.service.ts
+++ b/apps/api/src/modules/recipe/recipe.service.ts
@@ -14,7 +14,10 @@ import {
 } from "@batch-cooking/shared";
 import type { Prisma } from "@prisma/client";
 import { prisma } from "../../db/prisma.js";
-import { loadTechStepMappingRules, matchTechStepSpans } from "../../lib/tech-step-matcher.js";
+import {
+  loadTechStepMappingRules,
+  matchTechStepSpans,
+} from "../../lib/recipe-matching/tech-step-matcher.js";
 
 // No user-language preference exists anywhere in the app yet (a single
 // "fr" translation file, no locale field on User/UserProfile) — steps are
diff --git a/apps/api/src/modules/sources/sources.service.ts b/apps/api/src/modules/sources/sources.service.ts
index cb14c01..161b14a 100644
--- a/apps/api/src/modules/sources/sources.service.ts
+++ b/apps/api/src/modules/sources/sources.service.ts
@@ -15,15 +15,21 @@ import {
   loadIngredientCatalog,
   loadUnitCatalog,
   type UnitMatchEntry,
-} from "../../lib/ingredient-matcher.js";
-import { markAlreadyImported, type RecipeSourceAdapter } from "../../lib/recipe-source-adapter.js";
-import { RecipeSourceError } from "../../lib/recipe-source-errors.js";
-import { getRecipeSource } from "../../lib/recipe-source-registry.js";
+} from "../../lib/recipe-matching/ingredient-matcher.js";
 import {
   mergeDuplicateIngredients,
   translateRecipeIngredients,
-} from "../../lib/recipe-translation.js";
-import { loadTechStepMappingRules, matchTechStepSpans } from "../../lib/tech-step-matcher.js";
+} from "../../lib/recipe-matching/recipe-translation.js";
+import {
+  loadTechStepMappingRules,
+  matchTechStepSpans,
+} from "../../lib/recipe-matching/tech-step-matcher.js";
+import {
+  markAlreadyImported,
+  type RecipeSourceAdapter,
+} from "../../lib/recipe-sources/recipe-source-adapter.js";
+import { RecipeSourceError } from "../../lib/recipe-sources/recipe-source-errors.js";
+import { getRecipeSource } from "../../lib/recipe-sources/recipe-source-registry.js";
 import { getHouseSourceIds } from "../house/house.service.js";
 import { createImportedRecipe } from "../recipe/recipe.service.js";
 import { getIngredients, getUnits } from "../reference/reference.service.js";
diff --git a/apps/api/src/sources/index.ts b/apps/api/src/sources/index.ts
index 3ff3159..2348cfd 100644
--- a/apps/api/src/sources/index.ts
+++ b/apps/api/src/sources/index.ts
@@ -1,4 +1,4 @@
-import { registerRecipeSource } from "../lib/recipe-source-registry.js";
+import { registerRecipeSource } from "../lib/recipe-sources/recipe-source-registry.js";
 import { theMealDbAdapter } from "./the-meal-db.js";
 
 /**
diff --git a/apps/api/src/sources/json-ld-recipe.ts b/apps/api/src/sources/json-ld-recipe.ts
index 10971a2..de38a9a 100644
--- a/apps/api/src/sources/json-ld-recipe.ts
+++ b/apps/api/src/sources/json-ld-recipe.ts
@@ -2,8 +2,11 @@ import type {
   ParsedRecipe,
   ParsedRecipeIngredient,
   RecipeSourceAdapter,
-} from "../lib/recipe-source-adapter.js";
-import { RecipeSourceFetchError, RecipeSourceParseError } from "../lib/recipe-source-errors.js";
+} from "../lib/recipe-sources/recipe-source-adapter.js";
+import {
+  RecipeSourceFetchError,
+  RecipeSourceParseError,
+} from "../lib/recipe-sources/recipe-source-errors.js";
 
 const SOURCE_KEY = "jsonLdRecipe";
 
diff --git a/apps/api/src/sources/the-meal-db.ts b/apps/api/src/sources/the-meal-db.ts
index d4841d2..d57f29c 100644
--- a/apps/api/src/sources/the-meal-db.ts
+++ b/apps/api/src/sources/the-meal-db.ts
@@ -3,8 +3,11 @@ import type {
   RecipeSourceAdapter,
   RecipeSourceListParams,
   RecipeSourceListResult,
-} from "../lib/recipe-source-adapter.js";
-import { RecipeSourceFetchError, RecipeSourceParseError } from "../lib/recipe-source-errors.js";
+} from "../lib/recipe-sources/recipe-source-adapter.js";
+import {
+  RecipeSourceFetchError,
+  RecipeSourceParseError,
+} from "../lib/recipe-sources/recipe-source-errors.js";
 
 const SOURCE_KEY = "theMealDb";
 
diff --git a/apps/api/test/house.test.ts b/apps/api/test/house.test.ts
index f621b56..2774ec6 100644
--- a/apps/api/test/house.test.ts
+++ b/apps/api/test/house.test.ts
@@ -6,8 +6,11 @@ import request from "supertest";
 import { createApp } from "../src/app.js";
 import { prisma } from "../src/db/prisma.js";
 import { syncRecipeSources } from "../src/db/recipe-source-sync.js";
-import type { RecipeSourceAdapter } from "../src/lib/recipe-source-adapter.js";
-import { clearRecipeSources, registerRecipeSource } from "../src/lib/recipe-source-registry.js";
+import type { RecipeSourceAdapter } from "../src/lib/recipe-sources/recipe-source-adapter.js";
+import {
+  clearRecipeSources,
+  registerRecipeSource,
+} from "../src/lib/recipe-sources/recipe-source-registry.js";
 import { resetDatabase } from "../test-support/reset-db.js";
 
 function buildSignupPayload(): SignupInput {
diff --git a/apps/api/test/ingredient-matcher.test.ts b/apps/api/test/ingredient-matcher.test.ts
index 1114001..6eb3e0a 100644
--- a/apps/api/test/ingredient-matcher.test.ts
+++ b/apps/api/test/ingredient-matcher.test.ts
@@ -9,7 +9,7 @@ import {
   matchIngredientName,
   matchUnit,
   type UnitMatchEntry,
-} from "../src/lib/ingredient-matcher.js";
+} from "../src/lib/recipe-matching/ingredient-matcher.js";
 import { resetDatabase } from "../test-support/reset-db.js";
 
 describe("ingredient-matcher", () => {
diff --git a/apps/api/test/json-ld-recipe.test.ts b/apps/api/test/json-ld-recipe.test.ts
index 36ea5a6..a45e43f 100644
--- a/apps/api/test/json-ld-recipe.test.ts
+++ b/apps/api/test/json-ld-recipe.test.ts
@@ -1,5 +1,8 @@
 import { expect } from "chai";
-import { RecipeSourceFetchError, RecipeSourceParseError } from "../src/lib/recipe-source-errors.js";
+import {
+  RecipeSourceFetchError,
+  RecipeSourceParseError,
+} from "../src/lib/recipe-sources/recipe-source-errors.js";
 import { jsonLdRecipeAdapter } from "../src/sources/json-ld-recipe.js";
 
 /** Stubs `globalThis.fetch` to return `html` as the response body — same reasoning/pattern as `the-meal-db.test.ts`'s `stubFetch`, just returning text instead of JSON. */
diff --git a/apps/api/test/recipe-source-sync.test.ts b/apps/api/test/recipe-source-sync.test.ts
index e366af4..3153668 100644
--- a/apps/api/test/recipe-source-sync.test.ts
+++ b/apps/api/test/recipe-source-sync.test.ts
@@ -5,8 +5,11 @@ import request from "supertest";
 import { createApp } from "../src/app.js";
 import { prisma } from "../src/db/prisma.js";
 import { findImportedRecipeIds, syncRecipeSources } from "../src/db/recipe-source-sync.js";
-import type { RecipeSourceAdapter } from "../src/lib/recipe-source-adapter.js";
-import { clearRecipeSources, registerRecipeSource } from "../src/lib/recipe-source-registry.js";
+import type { RecipeSourceAdapter } from "../src/lib/recipe-sources/recipe-source-adapter.js";
+import {
+  clearRecipeSources,
+  registerRecipeSource,
+} from "../src/lib/recipe-sources/recipe-source-registry.js";
 import { resetDatabase } from "../test-support/reset-db.js";
 
 /** See `recipe.test.ts` — generated rather than hardcoded, no test fixture looks like a real person's data. */
diff --git a/apps/api/test/recipe-source.test.ts b/apps/api/test/recipe-source.test.ts
index e10b3c1..b8a2198 100644
--- a/apps/api/test/recipe-source.test.ts
+++ b/apps/api/test/recipe-source.test.ts
@@ -5,19 +5,19 @@ import type {
   RecipeSourceListItem,
   RecipeSourceListParams,
   RecipeSourceListResult,
-} from "../src/lib/recipe-source-adapter.js";
-import { markAlreadyImported } from "../src/lib/recipe-source-adapter.js";
+} from "../src/lib/recipe-sources/recipe-source-adapter.js";
+import { markAlreadyImported } from "../src/lib/recipe-sources/recipe-source-adapter.js";
 import {
   RecipeSourceError,
   RecipeSourceFetchError,
   RecipeSourceParseError,
-} from "../src/lib/recipe-source-errors.js";
+} from "../src/lib/recipe-sources/recipe-source-errors.js";
 import {
   clearRecipeSources,
   getRecipeSource,
   listRecipeSources,
   registerRecipeSource,
-} from "../src/lib/recipe-source-registry.js";
+} from "../src/lib/recipe-sources/recipe-source-registry.js";
 
 interface FakeRawRecipe {
   externalId: string;
diff --git a/apps/api/test/recipe-translation.test.ts b/apps/api/test/recipe-translation.test.ts
index 6dbebc2..6bf46ca 100644
--- a/apps/api/test/recipe-translation.test.ts
+++ b/apps/api/test/recipe-translation.test.ts
@@ -1,7 +1,9 @@
 import { expect } from "chai";
 import { prisma } from "../src/db/prisma.js";
-import type { IngredientMatchEntry, UnitMatchEntry } from "../src/lib/ingredient-matcher.js";
-import type { ParsedRecipe, ParsedRecipeIngredient } from "../src/lib/recipe-source-adapter.js";
+import type {
+  IngredientMatchEntry,
+  UnitMatchEntry,
+} from "../src/lib/recipe-matching/ingredient-matcher.js";
 import {
   mergeDuplicateIngredients,
   type TranslatedRecipeIngredient,
@@ -9,8 +11,12 @@ import {
   translateRecipeIngredients,
   translateRecipeSteps,
   type UnitConversionEntry,
-} from "../src/lib/recipe-translation.js";
-import type { TechStepMappingRule } from "../src/lib/tech-step-matcher.js";
+} from "../src/lib/recipe-matching/recipe-translation.js";
+import type { TechStepMappingRule } from "../src/lib/recipe-matching/tech-step-matcher.js";
+import type {
+  ParsedRecipe,
+  ParsedRecipeIngredient,
+} from "../src/lib/recipe-sources/recipe-source-adapter.js";
 import { resetDatabase } from "../test-support/reset-db.js";
 
 /** A minimal fixture `ParsedRecipe` — only `steps` (built from `descriptions`) matters for most tests here, the rest is filler to prove it survives translation untouched. */
diff --git a/apps/api/test/recipe.test.ts b/apps/api/test/recipe.test.ts
index 90ffd67..5b35d94 100644
--- a/apps/api/test/recipe.test.ts
+++ b/apps/api/test/recipe.test.ts
@@ -6,8 +6,11 @@ import request from "supertest";
 import { createApp } from "../src/app.js";
 import { prisma } from "../src/db/prisma.js";
 import { syncRecipeSources } from "../src/db/recipe-source-sync.js";
-import type { RecipeSourceAdapter } from "../src/lib/recipe-source-adapter.js";
-import { clearRecipeSources, registerRecipeSource } from "../src/lib/recipe-source-registry.js";
+import type { RecipeSourceAdapter } from "../src/lib/recipe-sources/recipe-source-adapter.js";
+import {
+  clearRecipeSources,
+  registerRecipeSource,
+} from "../src/lib/recipe-sources/recipe-source-registry.js";
 import { resetDatabase } from "../test-support/reset-db.js";
 
 /** A minimal `RecipeSourceAdapter` — only `key`/`name`/`official`/`iconUrl` matter for `syncRecipeSources` fixtures here. */
@@ -60,7 +63,7 @@ async function techStepId(key: string): Promise<number> {
   return techStep.id;
 }
 
-/** A step's detected technique sequence, in order — mirrors `matchTechSteps`' return shape (`../src/lib/tech-step-matcher.js`) so tests can assert on it directly. */
+/** A step's detected technique sequence, in order — mirrors `matchTechSteps`' return shape (`../src/lib/recipe-matching/tech-step-matcher.js`) so tests can assert on it directly. */
 async function stepTechStepIds(stepId: number): Promise<number[]> {
   const links = await prisma.stepTechStep.findMany({
     where: { stepId },
diff --git a/apps/api/test/reference.test.ts b/apps/api/test/reference.test.ts
index 77ed7ba..05de918 100644
--- a/apps/api/test/reference.test.ts
+++ b/apps/api/test/reference.test.ts
@@ -4,8 +4,11 @@ import { createApp } from "../src/app.js";
 import { prisma } from "../src/db/prisma.js";
 import { syncRecipeSources } from "../src/db/recipe-source-sync.js";
 import { seedReferenceData } from "../src/db/reference-seed-data.js";
-import type { RecipeSourceAdapter } from "../src/lib/recipe-source-adapter.js";
-import { clearRecipeSources, registerRecipeSource } from "../src/lib/recipe-source-registry.js";
+import type { RecipeSourceAdapter } from "../src/lib/recipe-sources/recipe-source-adapter.js";
+import {
+  clearRecipeSources,
+  registerRecipeSource,
+} from "../src/lib/recipe-sources/recipe-source-registry.js";
 import { resetDatabase } from "../test-support/reset-db.js";
 
 /** A minimal `RecipeSourceAdapter` — only `key`/`name`/`official`/`iconUrl` matter for `syncRecipeSources` fixtures here. */
diff --git a/apps/api/test/sources-index.test.ts b/apps/api/test/sources-index.test.ts
index f13bcb3..8ebbafd 100644
--- a/apps/api/test/sources-index.test.ts
+++ b/apps/api/test/sources-index.test.ts
@@ -3,7 +3,7 @@ import {
   clearRecipeSources,
   getRecipeSource,
   listRecipeSources,
-} from "../src/lib/recipe-source-registry.js";
+} from "../src/lib/recipe-sources/recipe-source-registry.js";
 import { registerAllRecipeSources } from "../src/sources/index.js";
 
 // Not exercised by any other test file — `registerAllRecipeSources` is
diff --git a/apps/api/test/sources.test.ts b/apps/api/test/sources.test.ts
index e869cab..16fd7b1 100644
--- a/apps/api/test/sources.test.ts
+++ b/apps/api/test/sources.test.ts
@@ -11,9 +11,12 @@ import type {
   RecipeSourceAdapter,
   RecipeSourceListParams,
   RecipeSourceListResult,
-} from "../src/lib/recipe-source-adapter.js";
-import { RecipeSourceFetchError } from "../src/lib/recipe-source-errors.js";
-import { clearRecipeSources, registerRecipeSource } from "../src/lib/recipe-source-registry.js";
+} from "../src/lib/recipe-sources/recipe-source-adapter.js";
+import { RecipeSourceFetchError } from "../src/lib/recipe-sources/recipe-source-errors.js";
+import {
+  clearRecipeSources,
+  registerRecipeSource,
+} from "../src/lib/recipe-sources/recipe-source-registry.js";
 import { resetDatabase } from "../test-support/reset-db.js";
 
 /** See `recipe.test.ts` — generated rather than hardcoded, no test fixture looks like a real person's data. */
diff --git a/apps/api/test/tech-step-matcher.test.ts b/apps/api/test/tech-step-matcher.test.ts
index 8646b2a..e3faa9d 100644
--- a/apps/api/test/tech-step-matcher.test.ts
+++ b/apps/api/test/tech-step-matcher.test.ts
@@ -6,7 +6,7 @@ import {
   matchTechSteps,
   normalizeText,
   type TechStepMappingRule,
-} from "../src/lib/tech-step-matcher.js";
+} from "../src/lib/recipe-matching/tech-step-matcher.js";
 import { resetDatabase } from "../test-support/reset-db.js";
 
 describe("tech-step-matcher", () => {
diff --git a/apps/api/test/the-meal-db.test.ts b/apps/api/test/the-meal-db.test.ts
index e0e0d99..0517fe2 100644
--- a/apps/api/test/the-meal-db.test.ts
+++ b/apps/api/test/the-meal-db.test.ts
@@ -1,5 +1,8 @@
 import { expect } from "chai";
-import { RecipeSourceFetchError, RecipeSourceParseError } from "../src/lib/recipe-source-errors.js";
+import {
+  RecipeSourceFetchError,
+  RecipeSourceParseError,
+} from "../src/lib/recipe-sources/recipe-source-errors.js";
 import { type TheMealDbMeal, theMealDbAdapter } from "../src/sources/the-meal-db.js";
 
 /**
diff --git a/specs/backend-architecture.md b/specs/backend-architecture.md
index 9f94b1e..95e60b6 100644
--- a/specs/backend-architecture.md
+++ b/specs/backend-architecture.md
@@ -286,7 +286,7 @@ Le module « Import d'une recette » du plan initial (voir
 [batch-cooking-architecture.md](./batch-cooking-architecture.md)) est
 implémenté. Pièces principales :
 
-### `RecipeSourceAdapter` (`apps/api/src/lib/recipe-source-adapter.ts`)
+### `RecipeSourceAdapter` (`apps/api/src/lib/recipe-sources/recipe-source-adapter.ts`)
 
 Contrat générique que chaque source concrète implémente : `list(params)`
 (parcours paginé, `query`/`cursor` optionnels), `fetchDetail(externalId)`
diff --git a/specs/batch-cooking-architecture.md b/specs/batch-cooking-architecture.md
index 08ee94c..adc4add 100644
--- a/specs/batch-cooking-architecture.md
+++ b/specs/batch-cooking-architecture.md
@@ -56,7 +56,7 @@ Logique de calcul du batch-cooking (optimisation du planning/des recettes selon
 
 1. **Import depuis source** — chaque source concrète (aujourd'hui : TheMealDB,
    API officielle) implémente le contrat `RecipeSourceAdapter`
-   (`apps/api/src/lib/recipe-source-adapter.ts` — `list`/`fetchDetail`/`parse`),
+   (`apps/api/src/lib/recipe-sources/recipe-source-adapter.ts` — `list`/`fetchDetail`/`parse`),
    enregistré dans un registre en mémoire et synchronisé vers la table
    `sources`. Un scraper générique JSON-LD/schema.org (`json-ld-recipe.ts`)
    existe aussi, en briques réutilisables par un futur adaptateur dédié à un