diff --git a/src/components/pages/CommunityPage.astro b/src/components/pages/CommunityPage.astro
index 7c4d6d6..db25e5c 100644
--- a/src/components/pages/CommunityPage.astro
+++ b/src/components/pages/CommunityPage.astro
@@ -1,6 +1,11 @@
 ---
 import Base from "../../layouts/Base.astro";
-import { community, categoryUrl } from "../../i18n/pages/community";
+import {
+  community,
+  categoryUrl,
+  composerUrl,
+  maintainerOnlySlugs,
+} from "../../i18n/pages/community";
 import { alternatesFor, localePath, type Locale } from "../../i18n/config";
 import { t } from "../../i18n/ui";
 
@@ -28,6 +33,32 @@ const chrome = t(locale);
     </section>
 
     <div class="narrow">
+      {/* #48 — how to reach the conversation, for readers without a GitHub account. */}
+      <section class="card howto" aria-labelledby="howto-title">
+        <h2 id="howto-title">{c.howToPost.title}</h2>
+        <ul class="howto-facts">
+          {
+            c.howToPost.facts.map((fact) => (
+              <li>
+                <strong>{fact.lead}</strong> {fact.rest}
+              </li>
+            ))
+          }
+        </ul>
+        <ol class="howto-steps">
+          {
+            c.howToPost.steps.map((step) => (
+              <li>
+                {step.before}
+                {step.link ? <a href={step.link.href}>{step.link.label}</a> : null}
+                {step.after}
+              </li>
+            ))
+          }
+        </ol>
+        <p class="howto-guide">{c.howToPost.categoryGuide}</p>
+      </section>
+
       <section aria-label={c.title}>
         <ul class="card-grid">
           {
@@ -37,6 +68,11 @@ const chrome = t(locale);
                   <h2>{category.name}</h2>
                   <p>{category.description}</p>
                 </a>
+                {!maintainerOnlySlugs.has(category.slug) && (
+                  <a class="card-action" href={composerUrl(category.slug)}>
+                    {c.howToPost.startLabel} <span aria-hidden="true">→</span>
+                  </a>
+                )}
               </li>
             ))
           }
@@ -55,3 +91,38 @@ const chrome = t(locale);
     </div>
   </div>
 </Base>
+
+<style>
+  /* #48 — the how-to-post card. Reuses .card; these only shape the lists
+     inside it. Inline-start padding keeps the numbered list correct in RTL. */
+  .howto-facts {
+    list-style: none;
+    margin: 0.75rem 0 1rem;
+    padding: 0;
+  }
+
+  .howto-facts li {
+    margin-bottom: 0.45rem;
+  }
+
+  .howto-steps {
+    margin: 0.75rem 0 0;
+    padding-inline-start: 1.5em;
+  }
+
+  .howto-steps li {
+    margin-bottom: 0.45rem;
+  }
+
+  .howto-guide {
+    margin-top: 1rem;
+  }
+
+  /* Second link on category cards: straight to the composer, category
+     preselected. Sits outside the browse link (no nested anchors). */
+  .card-action {
+    display: inline-block;
+    margin-top: 0.75rem;
+    font-size: 0.9rem;
+  }
+</style>
diff --git a/src/i18n/pages/community.ts b/src/i18n/pages/community.ts
index be8f95a..335a540 100644
--- a/src/i18n/pages/community.ts
+++ b/src/i18n/pages/community.ts
@@ -5,6 +5,10 @@ import type { LocalizedPage } from "../config";
  * on the engine repo (verified slugs: announcements, compliance-classification,
  * general, ideas, polls, q-a, show-and-tell), each with one plain paragraph.
  * The site only reads and links — posting/voting happen on GitHub (non-goal).
+ *
+ * `howToPost` (#48) is the reader-facing exception to that silence: it explains
+ * how to reach the place where interaction happens. It says an account is
+ * required and a real name is not — never that a pseudonym is anonymity.
  */
 export interface CommunityCategory {
   name: string;
@@ -12,21 +16,62 @@ export interface CommunityCategory {
   description: string;
 }
 
+export interface HowToFact {
+  /** The bolded lead — the rule or promise, in one sentence. */
+  lead: string;
+  /** The rest of the fact, on the same line. */
+  rest: string;
+}
+
+export interface HowToStep {
+  /** Text before the embedded link (the whole step when there is no link). */
+  before: string;
+  /** Rendered as a link between `before` and `after`. */
+  link?: { label: string; href: string };
+  /** Text after the link (may be empty). */
+  after: string;
+}
+
+export interface HowToPostContent {
+  title: string;
+  facts: HowToFact[];
+  steps: HowToStep[];
+  /** One-sentence category guidance, closing the section. */
+  categoryGuide: string;
+  /** Label for the composer link on each open category card. */
+  startLabel: string;
+}
+
 export interface CommunityContent {
   rev: string;
   title: string;
   description: string;
   intro: string[];
   note: string;
+  howToPost: HowToPostContent;
   categories: CommunityCategory[];
   translatedFromRev?: string;
 }
 
 const SLUG_BASE = "https://github.com/CodeGateSoftware/keel/discussions/categories";
+const NEW_BASE = "https://github.com/CodeGateSoftware/keel/discussions/new";
+
+/**
+ * GitHub's composer with a category preselected — …/discussions/new?category=<slug>
+ * (verified working for compliance-classification on 2026-08-21).
+ */
+export const composerUrl = (slug: string) => `${NEW_BASE}?category=${slug}`;
+
+/**
+ * Announcement-type categories only let maintainers open discussions, so those
+ * cards get no composer link — a link that ends in a permission wall would not
+ * be honest (#48's own rule).
+ */
+export const maintainerOnlySlugs = new Set(["announcements"]);
 
 export const community: LocalizedPage<CommunityContent> = {
   en: {
-    rev: "2026-08-20.2",
+    rev: "2026-08-21.1",
     title: "keel Community on GitHub Discussions",
     description:
       "Questions, ideas, polls, and classification debate happen on GitHub Discussions. The site only reads and links — interaction stays where the project lives.",
@@ -34,6 +79,45 @@ export const community: LocalizedPage<CommunityContent> = {
       "Everything community-shaped happens on GitHub Discussions — posting, voting, polling, answering. This website deliberately has none of that: it reads and links, because that is where the project, its history, and its moderation already live.",
     ],
     note: "One category deserves a special mention: Compliance & classification. “Should X be treated this way?” is a question, not a bug — and there is a place for it.",
+    howToPost: {
+      title: "New here? How to post",
+      facts: [
+        {
+          lead: "You need a free GitHub account to post",
+          rest: "— reading is open to everyone.",
+        },
+        {
+          lead: "You do not need to use your real name.",
+          rest: "Pick any username you like. Your email address stays private and is never shown.",
+        },
+        {
+          lead: "It is just a web page with a comment box.",
+          rest: "Nothing installs on your computer, and you can edit or delete anything you post.",
+        },
+      ],
+      steps: [
+        {
+          before: "Sign up at ",
+          link: { label: "github.com/signup", href: "https://github.com/signup" },
+          after: " — an email, a password, a username of your choosing.",
+        },
+        {
+          before: "Enter the code they email you, and complete the “are you human” check. Around two minutes.",
+          after: "",
+        },
+        {
+          before: "Use a “Start a discussion” button below — it opens the form with the category already chosen.",
+          after: "",
+        },
+        {
+          before: "Title, then your question, then “Start discussion”.",
+          after: "",
+        },
+      ],
+      categoryGuide:
+        "Not sure which category? Compliance & classification for “should X be treated this way”, Q&A for running or configuring keel, General for anything else. Picking the wrong one is not a problem — it can be moved.",
+      startLabel: "Start a discussion",
+    },
     categories: [
       {
         name: "Announcements",
@@ -74,8 +158,8 @@ export const community: LocalizedPage<CommunityContent> = {
   },
 
   ar: {
-    rev: "2026-08-20.2",
-    translatedFromRev: "2026-08-20.2",
+    rev: "2026-08-21.1",
+    translatedFromRev: "2026-08-21.1",
     title: "مجتمع كيل على نقاشات GitHub",
     description:
       "الأسئلة والأفكار واستطلاعات الرأي ونقاش التصنيف تجري في نقاشات GitHub. وهذا الموقع يقرأ ويربط فقط — ويبقى التفاعل حيث يعيش المشروع.",
@@ -83,6 +167,45 @@ export const community: LocalizedPage<CommunityContent> = {
       "كلُّ ما هو مجتمعيٌّ يحدث في نقاشات GitHub — النشر والتصويت واستطلاع الرأي والإجابة. وهذا الموقع لا يملك شيئًا من ذلك عن قصد: فهو يقرأ ويربط، لأن المشروع وتاريخه وإدارته موجودةٌ هناك أصلًا.",
     ],
     note: "وثمّة فئةٌ تستحق ذكرًا خاصًّا: «الامتثال والتصنيف». فسؤال «هل ينبغي أن يُعامَل X بهذه الطريقة؟» سؤالٌ لا بلاغُ خلل — وله مكانٌ مخصّص.",
+    howToPost: {
+      title: "جديدٌ هنا؟ كيف تنشر",
+      facts: [
+        {
+          lead: "تحتاج إلى حساب GitHub مجاني لتنشر",
+          rest: "— أمّا القراءة فمفتوحةٌ للجميع.",
+        },
+        {
+          lead: "لستَ مضطرًّا لاستخدام اسمك الحقيقي.",
+          rest: "اختر أيَّ اسمِ مستخدمٍ شئت. بريدك الإلكتروني يبقى خاصًّا ولا يُعرَض أبدًا.",
+        },
+        {
+          lead: "إنها مجردُ صفحةِ ويبٍ فيها صندوقُ تعليق.",
+          rest: "لا شيء يُثبَّت على حاسوبك، ويمكنك تعديل كلِّ ما تنشره أو حذفه.",
+        },
+      ],
+      steps: [
+        {
+          before: "أنشئ حسابًا على ",
+          link: { label: "github.com/signup", href: "https://github.com/signup" },
+          after: " — بريدٌ إلكتروني، وكلمةُ سرٍّ، واسمُ مستخدمٍ من اختيارك.",
+        },
+        {
+          before: "أدخِل الرمزَ الذي يصلك بالبريد، ثم أكمِل فحص «هل أنت إنسان». نحو دقيقتين.",
+          after: "",
+        },
+        {
+          before: "استخدم زرَّ «ابدأ نقاشًا» في الأسفل — يفتح الاستمارة والفئةُ محدَّدةٌ سلفًا.",
+          after: "",
+        },
+        {
+          before: "العنوان أولًا، ثم سؤالك، ثم «ابدأ نقاشًا».",
+          after: "",
+        },
+      ],
+      categoryGuide:
+        "مترددٌ في اختيار الفئة؟ «الامتثال والتصنيف» لأسئلة «هل يُعامَل X بهذه الطريقة؟»، و«الأسئلة والأجوبة» لتشغيل كيل وإعداده، و«عام» لأيِّ شيءٍ آخر. اختيارُ الفئة الخطأ ليس مشكلة — يمكن نقل النقاش.",
+      startLabel: "ابدأ نقاشًا",
+    },
     categories: [
       {
         name: "Announcements",
@@ -123,8 +246,8 @@ export const community: LocalizedPage<CommunityContent> = {
   },
 
   fr: {
-    rev: "2026-08-20.2",
-    translatedFromRev: "2026-08-20.2",
+    rev: "2026-08-21.1",
+    translatedFromRev: "2026-08-21.1",
     title: "La communauté keel — sur GitHub, par choix",
     description:
       "Questions, idées, sondages et débats de classification ont lieu dans les Discussions GitHub de keel. Ce site se contente de lire et de renvoyer : l'échange reste là où vit le projet.",
@@ -132,6 +255,45 @@ export const community: LocalizedPage<CommunityContent> = {
       "Tout ce qui relève de la communauté se passe dans les Discussions GitHub — publier, voter, sonder, répondre. Ce site n'offre délibérément aucune de ces fonctions : il lit et il renvoie, parce que le projet, son histoire et sa modération vivent déjà là-bas.",
     ],
     note: "Une catégorie mérite une mention particulière : Conformité et classification. « X doit-il être traité ainsi ? » est une question, pas un bug — et elle a son espace dédié.",
+    howToPost: {
+      title: "Nouveau ici ? Comment publier",
+      facts: [
+        {
+          lead: "Il faut un compte GitHub gratuit pour publier",
+          rest: "— la lecture, elle, reste ouverte à tous.",
+        },
+        {
+          lead: "Votre vrai nom n'est pas nécessaire.",
+          rest: "Choisissez l'identifiant qu'il vous plaît. Votre adresse e-mail reste privée et n'est jamais affichée.",
+        },
+        {
+          lead: "C'est juste une page web avec une zone de commentaire.",
+          rest: "Rien ne s'installe sur votre ordinateur, et vous pouvez modifier ou supprimer tout ce que vous publiez.",
+        },
+      ],
+      steps: [
+        {
+          before: "Inscrivez-vous sur ",
+          link: { label: "github.com/signup", href: "https://github.com/signup" },
+          after: " — une adresse e-mail, un mot de passe, un identifiant de votre choix.",
+        },
+        {
+          before: "Saisissez le code reçu par e-mail, puis passez la vérification « êtes-vous humain ». Deux minutes, à peu près.",
+          after: "",
+        },
+        {
+          before: "Servez-vous d'un bouton « Lancer une discussion » ci-dessous — il ouvre le formulaire avec la catégorie déjà choisie.",
+          after: "",
+        },
+        {
+          before: "Un titre, puis votre question, puis « Lancer la discussion ».",
+          after: "",
+        },
+      ],
+      categoryGuide:
+        "Pas sûr de la catégorie ? « Conformité et classification » pour « X doit-il être traité ainsi ? », « Questions et réponses » pour utiliser ou configurer keel, « Général » pour tout le reste. Se tromper de catégorie n'est pas un problème — une discussion peut être déplacée.",
+      startLabel: "Lancer une discussion",
+    },
     categories: [
       {
         name: "Announcements",