diff --git a/services/identity-service/src/main/kotlin/ru/ysu/lms/identity/roster/GroupService.kt b/services/identity-service/src/main/kotlin/ru/ysu/lms/identity/roster/GroupService.kt
index 9a47d3e..0feabfb 100644
--- a/services/identity-service/src/main/kotlin/ru/ysu/lms/identity/roster/GroupService.kt
+++ b/services/identity-service/src/main/kotlin/ru/ysu/lms/identity/roster/GroupService.kt
@@ -222,7 +222,7 @@ class GroupService(
                 mustChangePassword = account.mustChangePassword,
                 tempPassword = account.tempPassword,
             )
-        }.sortedWith(Comparator { a, b -> studentNoComparator.compare(a.studentNo, b.studentNo) })
+        }.sortedWith(compareBy({ it.fullName.lowercase() }, { it.studentNo }))
         return GroupDetail(group.id.toString(), group.name, group.taskDurationMin, rows)
     }
 
@@ -264,17 +264,4 @@ class GroupService(
         studentCount = enrollments.countByGroup_Id(group.id),
         taskDurationMin = group.taskDurationMin,
     )
-
-    private companion object {
-        val studentNoComparator = Comparator<String> { a, b ->
-            val left = a.toIntOrNull()
-            val right = b.toIntOrNull()
-            when {
-                left != null && right != null -> left.compareTo(right)
-                left != null -> -1
-                right != null -> 1
-                else -> a.compareTo(b)
-            }
-        }
-    }
 }
diff --git a/web/src/main/kotlin/ru/ysu/lms/web/admin/AdminController.kt b/web/src/main/kotlin/ru/ysu/lms/web/admin/AdminController.kt
index 396d4db..87428ca 100644
--- a/web/src/main/kotlin/ru/ysu/lms/web/admin/AdminController.kt
+++ b/web/src/main/kotlin/ru/ysu/lms/web/admin/AdminController.kt
@@ -168,7 +168,7 @@ class AdminController(
                     assignmentMd = d.assignmentMd, secondsLeft = d.secondsLeft,
                 )
             }
-        }
+        }.sortedWith(compareBy({ it.fullName.lowercase() }, { it.labNumber }))
 
         model.addAttribute("group", group)
         model.addAttribute("labs", labs)
diff --git a/web/src/main/resources/static/css/app.css b/web/src/main/resources/static/css/app.css
index a006e92..de86a24 100644
--- a/web/src/main/resources/static/css/app.css
+++ b/web/src/main/resources/static/css/app.css
@@ -329,3 +329,12 @@ details.sub-acc[open] > summary .sub-arrow { transform: rotate(-135deg); }
 .lab-head-row { display: flex; align-items: center; justify-content: center; gap: 0.3rem; }
 .actions-cell { white-space: nowrap; }
 .actions-cell .inline-form { display: inline-block; }
+
+/* tablekit: сортируемые таблицы и поиск */
+th.th-sortable { cursor: pointer; user-select: none; }
+th.th-sortable:hover { background: var(--c-surface); }
+th.th-sortable.is-asc::after { content: " ▲"; color: var(--c-text-muted); font-size: 0.7rem; }
+th.th-sortable.is-desc::after { content: " ▼"; color: var(--c-text-muted); font-size: 0.7rem; }
+.row-hidden { display: none !important; }
+.table-search { width: 14rem; }
+@media (max-width: 640px) { .table-search { width: 100%; } }
diff --git a/web/src/main/resources/static/js/tablekit.js b/web/src/main/resources/static/js/tablekit.js
new file mode 100644
index 0000000..4f8241d
--- /dev/null
+++ b/web/src/main/resources/static/js/tablekit.js
@@ -0,0 +1,80 @@
+/* tablekit: сортировка по клику на заголовок + живой поиск по строке.
+   Таблицу размечают: <table class="tablekit" id="...">, поле поиска
+   <input class="table-search" data-target="id-таблицы">.
+   Начальная сортировка (ФИО) выполняется на сервере; клик по заголовку меняет её. */
+(function () {
+    function normalize(value) {
+        return (value || '').trim().toLowerCase().replace(/\s+/g, ' ');
+    }
+
+    function cellValue(cell) {
+        if (!cell) return '';
+        if (cell.dataset && cell.dataset.sort !== undefined) return normalize(cell.dataset.sort);
+        return normalize(cell.textContent);
+    }
+
+    function compared(a, b) {
+        var na = a.match(/-?\d+([.,]\d+)?/g);
+        var nb = b.match(/-?\d+([.,]\d+)?/g);
+        var fa = na ? parseFloat(na[0].replace(',', '.')) : NaN;
+        var fb = nb ? parseFloat(nb[0].replace(',', '.')) : NaN;
+        if (!isNaN(fa) && !isNaN(fb) && fa !== fb) return fa - fb;
+        return a.localeCompare(b, 'ru', { numeric: true, sensitivity: 'base' });
+    }
+
+    function clearMarkers(table, exceptColumn) {
+        var cells = table.tHead.rows[table.tHead.rows.length - 1].cells;
+        for (var i = 0; i < cells.length; i++) {
+            if (i === exceptColumn) continue;
+            cells[i].classList.remove('is-asc', 'is-desc');
+        }
+    }
+
+    function sortColumn(table, index, direction) {
+        var body = table.tBodies[0];
+        if (!body) return;
+        var rows = Array.prototype.slice.call(body.rows);
+        rows.sort(function (a, b) {
+            return compared(cellValue(a.cells[index]), cellValue(b.cells[index]));
+        });
+        if (direction < 0) rows.reverse();
+        rows.forEach(function (row) { body.appendChild(row); });
+    }
+
+    function bind(table) {
+        if (table.dataset.tablekitBound) return;
+        table.dataset.tablekitBound = '1';
+        var head = table.tHead;
+        if (!head) return;
+        var cells = head.rows[head.rows.length - 1].cells;
+        Array.prototype.forEach.call(cells, function (th, index) {
+            if (th.hasAttribute('data-nosort')) return;
+            th.classList.add('th-sortable');
+            th.title = th.title || 'Сортировать по этому столбцу';
+            th.addEventListener('click', function (event) {
+                if (event.target.closest('form, button, a, select, input')) return;
+                var asc = !th.classList.contains('is-asc');
+                clearMarkers(table, index);
+                th.classList.add(asc ? 'is-asc' : 'is-desc');
+                sortColumn(table, index, asc ? 1 : -1);
+                th.title = (th.textContent.trim() || 'Столбец') + ' — ' + (asc ? 'по возрастанию' : 'по убыванию');
+            });
+        });
+    }
+
+    function bindSearch(input) {
+        var table = document.getElementById(input.dataset.target);
+        if (!table || !table.tBodies[0]) return;
+        input.addEventListener('input', function () {
+            var query = normalize(input.value);
+            Array.prototype.forEach.call(table.tBodies[0].rows, function (row) {
+                row.classList.toggle('row-hidden', !!query && normalize(row.textContent).indexOf(query) < 0);
+            });
+        });
+    }
+
+    document.addEventListener('DOMContentLoaded', function () {
+        document.querySelectorAll('table.tablekit').forEach(bind);
+        document.querySelectorAll('input.table-search').forEach(bindSearch);
+    });
+})();
diff --git a/web/src/main/resources/templates/admin/group.html b/web/src/main/resources/templates/admin/group.html
index f2be773..5f9e655 100644
--- a/web/src/main/resources/templates/admin/group.html
+++ b/web/src/main/resources/templates/admin/group.html
@@ -29,6 +29,8 @@
     <div class="flex flex-wrap items-center justify-between gap-2 mb-2">
         <h2 class="section-title m-0">Результаты по лабораторным</h2>
         <div class="flex flex-wrap items-center gap-2" th:if="${!#lists.isEmpty(labs)}">
+            <input class="input input-sm table-search" data-target="matrix-table"
+                   placeholder="Поиск по студенту…" aria-label="Поиск по студенту">
             <label class="label m-0" for="lab-focus">Показать:</label>
             <select class="input input-sm" id="lab-focus" onchange="focusLab()">
                 <option value="">все лабораторные</option>
@@ -44,10 +46,10 @@
     <div th:if="${#lists.isEmpty(labs)}" class="card card-body mb-6 text-muted">Опубликованных лабораторных пока нет.</div>
     <div class="card card-flush mb-6" th:if="${!#lists.isEmpty(labs)}">
         <div class="scroll-x">
-            <table class="matrix">
+            <table class="matrix tablekit" id="matrix-table">
                 <thead>
                 <tr>
-                    <th class="matrix-sticky">Студент</th>
+                    <th class="matrix-sticky th-sortable is-asc" title="ФИО — по возрастанию">Студент</th>
                     <th th:each="lab : ${labs}" class="text-center lab-col" th:attr="data-lab=${lab.id}">
                         <div class="lab-col-head">
                             <div class="lab-head-row">
@@ -73,7 +75,7 @@
                         <div class="font-medium" th:text="${row.fullName}">—</div>
                         <div class="text-sm text-muted font-mono" th:text="${row.studentNo}">—</div>
                     </td>
-                    <td th:each="cell, iterStat : ${row.cells}" class="text-center cell-lab" th:attr="data-lab=${cell.labId}">
+                    <td th:each="cell, iterStat : ${row.cells}" class="text-center cell-lab" th:attr="data-lab=${cell.labId},data-sort=${cell.variantNumber}">
                         <div class="cell-chips">
                             <span class="cell-chip"
                                   th:title="(${cell.variantNumber} ? 'Вариант ' + ${cell.variantNumber} : 'Вариант') + ' — ' + (${cell.variantManual} ? 'закреплён вручную (раздача его не тронет)' : 'выдан автоматически')">
@@ -113,11 +115,13 @@
             </select>
             <button class="btn btn-primary btn-sm" type="button" onclick="openDefenseForm(this)">Назначить задание</button>
             <button class="btn btn-secondary btn-sm" type="button" onclick="openModal('modal-defense-import')">Импорт CSV</button>
+            <input class="input input-sm table-search" data-target="defense-table"
+                   placeholder="Поиск по студенту…" aria-label="Поиск по заданиям защиты">
         </div>
     </div>
     <div class="card card-flush mb-8">
-        <table id="defense-table">
-            <thead><tr><th>Студент</th><th>ЛР</th><th>Задание</th><th>Статус</th><th class="text-right">Действия</th></tr></thead>
+        <table id="defense-table" class="tablekit">
+            <thead><tr><th class="th-sortable is-asc" title="ФИО — по возрастанию">Студент</th><th>ЛР</th><th>Задание</th><th>Статус</th><th class="text-right" data-nosort>Действия</th></tr></thead>
             <tbody>
             <tr th:each="d : ${defenseRows}" th:attr="data-lab=${d.labId}">
                 <td>
@@ -162,10 +166,14 @@
         </table>
     </div>
 
-    <h2 class="section-title">Студенты</h2>
+    <div class="flex flex-wrap items-center justify-between gap-2 mb-2">
+        <h2 class="section-title m-0">Студенты</h2>
+        <input class="input input-sm table-search" data-target="students-table"
+               placeholder="Поиск по студенту…" aria-label="Поиск по студентам">
+    </div>
     <div class="card card-flush">
-        <table>
-            <thead><tr><th>№</th><th>ФИО</th><th>Логин</th><th>Основа</th><th>Варианты</th><th>Пароль</th><th class="text-right">Действия</th></tr></thead>
+        <table id="students-table" class="tablekit">
+            <thead><tr><th data-nosort>№</th><th class="th-sortable is-asc" title="ФИО — по возрастанию">ФИО</th><th>Логин</th><th>Основа</th><th>Варианты</th><th>Пароль</th><th class="text-right" data-nosort>Действия</th></tr></thead>
             <tbody>
             <tr th:each="row, iter : ${studentGrades}">
                 <td class="text-muted" th:text="${iter.count}">1</td>
diff --git a/web/src/main/resources/templates/admin/groups.html b/web/src/main/resources/templates/admin/groups.html
index 2bb1ca5..80f8cd1 100644
--- a/web/src/main/resources/templates/admin/groups.html
+++ b/web/src/main/resources/templates/admin/groups.html
@@ -22,9 +22,14 @@
         <input type="hidden" name="_csrf" th:value="${csrfToken}">
         </form>
     </div>
-    <div class="card card-flush mt-8">
-        <table>
-            <thead><tr><th>Название</th><th>Студентов</th><th>Выгрузка</th></tr></thead>
+    <div class="flex flex-wrap items-center justify-between gap-2 mb-2 mt-8">
+        <h2 class="section-title m-0">Список групп</h2>
+        <input class="input input-sm table-search" data-target="groups-table"
+               placeholder="Поиск по названию…" aria-label="Поиск по группам">
+    </div>
+    <div class="card card-flush">
+        <table id="groups-table" class="tablekit">
+            <thead><tr><th class="th-sortable is-asc" title="Название — по возрастанию">Название</th><th>Студентов</th><th data-nosort>Выгрузка</th></tr></thead>
             <tbody>
             <tr th:each="group : ${groups}">
                 <td><a th:href="@{/admin/groups/{id}(id=${group.id})}" th:text="${group.name}">—</a></td>
diff --git a/web/src/main/resources/templates/admin/lab.html b/web/src/main/resources/templates/admin/lab.html
index 4ecac4a..bc91466 100644
--- a/web/src/main/resources/templates/admin/lab.html
+++ b/web/src/main/resources/templates/admin/lab.html
@@ -71,13 +71,17 @@
         </div>
     </div>
 
-    <div th:each="g : ${assignmentGroups}" class="card mb-4" th:if="${!#lists.isEmpty(g.students)}">
+    <div th:each="g, gStat : ${assignmentGroups}" class="card mb-4" th:if="${!#lists.isEmpty(g.students)}">
         <div class="card-body">
-            <h3 class="group-title" th:text="${g.groupName}">Группа</h3>
+            <div class="flex flex-wrap items-center justify-between gap-2 mb-2">
+                <h3 class="group-title m-0" th:text="${g.groupName}">Группа</h3>
+                <input class="input input-sm table-search" th:attr="data-target='assign-table-' + ${gStat.index}"
+                       placeholder="Поиск по студенту…" aria-label="Поиск по студентам группы">
+            </div>
             <div class="scroll-x">
-                <table>
+                <table class="tablekit" th:attr="id='assign-table-' + ${gStat.index}">
                     <thead><tr>
-                        <th class="th-w-sm">Выбор</th><th>Студент</th><th class="th-w-md">Уровень</th><th class="th-w-md">Вариант</th>
+                        <th class="th-w-sm" data-nosort>Выбор</th><th class="th-sortable is-asc" title="ФИО — по возрастанию">Студент</th><th class="th-w-md">Уровень</th><th class="th-w-md">Вариант</th>
                         <th class="th-w-sm">Источник</th><th>Сдача</th>
                     </tr></thead>
                     <tbody>
diff --git a/web/src/main/resources/templates/admin/labs.html b/web/src/main/resources/templates/admin/labs.html
index 1f8a49b..58c8ce4 100644
--- a/web/src/main/resources/templates/admin/labs.html
+++ b/web/src/main/resources/templates/admin/labs.html
@@ -6,6 +6,8 @@
     <div class="flex items-center justify-between gap-4 mb-6">
         <h1 class="page-title">Лабораторные</h1>
         <div class="flex gap-2">
+            <input class="input input-sm table-search" data-target="labs-table"
+                   placeholder="Поиск по названию…" aria-label="Поиск по лабораторным">
             <button class="btn btn-secondary" type="button" onclick="openModal('modal-import-lab')">Импорт</button>
             <button class="btn btn-primary" type="button" onclick="openModal('modal-create-lab')">+ Создать</button>
         </div>
@@ -16,8 +18,8 @@
     <div th:if="${error}" class="alert alert-error" th:text="${error}"></div>
 
     <div class="card card-flush">
-        <table>
-            <thead><tr><th>№</th><th>Название</th><th>Вариантов</th><th>Статус</th><th></th></tr></thead>
+        <table id="labs-table" class="tablekit">
+            <thead><tr><th class="th-sortable is-asc" title="Номер — по возрастанию">№</th><th>Название</th><th>Вариантов</th><th>Статус</th><th data-nosort></th></tr></thead>
             <tbody>
             <tr th:each="lab : ${labs}">
                 <td th:text="${lab.number}">1</td>
diff --git a/web/src/main/resources/templates/fragments/base.html b/web/src/main/resources/templates/fragments/base.html
index f6ee60c..78200b4 100644
--- a/web/src/main/resources/templates/fragments/base.html
+++ b/web/src/main/resources/templates/fragments/base.html
@@ -10,6 +10,7 @@
     <link id="hljs-dark" rel="stylesheet" th:href="@{/css/hljs-github-dark.css}" disabled>
     <script th:src="@{/js/htmx.min.js}" defer></script>
     <script th:src="@{/js/highlight.min.js}" defer></script>
+    <script th:src="@{/js/tablekit.js}" defer></script>
     <script>
         (function(){
             var t = localStorage.getItem('lms-theme') || 'light';