diff --git a/cicm_web/Areas/Admin/Controllers/InstructionSetExtensionsByProcessorController.cs b/cicm_web/Areas/Admin/Controllers/InstructionSetExtensionsByProcessorController.cs
new file mode 100644
index 00000000..c6e5c767
--- /dev/null
+++ b/cicm_web/Areas/Admin/Controllers/InstructionSetExtensionsByProcessorController.cs
@@ -0,0 +1,160 @@
+using System.Linq;
+using System.Threading.Tasks;
+using Cicm.Database.Models;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.Rendering;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Query;
+
+namespace cicm_web.Areas.Admin.Controllers
+{
+    [Area("Admin")]
+    [Authorize]
+    public class InstructionSetExtensionsByProcessorController : Controller
+    {
+        readonly cicmContext _context;
+
+        public InstructionSetExtensionsByProcessorController(cicmContext context)
+        {
+            _context = context;
+        }
+
+        // GET: InstructionSetExtensionsByProcessor
+        public async Task<IActionResult> Index()
+        {
+            IIncludableQueryable<InstructionSetExtensionsByProcessor, Processor> cicmContext =
+                _context.InstructionSetExtensionsByProcessor.Include(i => i.Extension).Include(i => i.Processor);
+            return View(await cicmContext.OrderBy(e => e.Processor.Name).ThenBy(e => e.Extension.Extension)
+                                         .ToListAsync());
+        }
+
+        // GET: InstructionSetExtensionsByProcessor/Details/5
+        public async Task<IActionResult> Details(int? id)
+        {
+            if(id == null) return NotFound();
+
+            InstructionSetExtensionsByProcessor instructionSetExtensionsByProcessor =
+                await _context.InstructionSetExtensionsByProcessor.Include(i => i.Extension).Include(i => i.Processor)
+                              .FirstOrDefaultAsync(m => m.Id == id);
+            if(instructionSetExtensionsByProcessor == null) return NotFound();
+
+            return View(instructionSetExtensionsByProcessor);
+        }
+
+        // GET: InstructionSetExtensionsByProcessor/Create
+        public IActionResult Create()
+        {
+            ViewData["ExtensionId"] = new SelectList(_context.InstructionSetExtensions, "Id", "Extension");
+            ViewData["ProcessorId"] = new SelectList(_context.Processors,               "Id", "Name");
+            return View();
+        }
+
+        // POST: InstructionSetExtensionsByProcessor/Create
+        // To protect from overposting attacks, please enable the specific properties you want to bind to, for 
+        // more details see http://go.microsoft.com/fwlink/?LinkId=317598.
+        [HttpPost]
+        [ValidateAntiForgeryToken]
+        public async Task<IActionResult> Create(
+            [Bind("Id,ProcessorId,ExtensionId")]
+            InstructionSetExtensionsByProcessor instructionSetExtensionsByProcessor)
+        {
+            if(ModelState.IsValid)
+            {
+                _context.Add(instructionSetExtensionsByProcessor);
+                await _context.SaveChangesAsync();
+                return RedirectToAction(nameof(Index));
+            }
+
+            ViewData["ExtensionId"] = new SelectList(_context.InstructionSetExtensions, "Id", "Extension",
+                                                     instructionSetExtensionsByProcessor.ExtensionId);
+            ViewData["ProcessorId"] = new SelectList(_context.Processors, "Id", "Name",
+                                                     instructionSetExtensionsByProcessor.ProcessorId);
+            return View(instructionSetExtensionsByProcessor);
+        }
+
+        // GET: InstructionSetExtensionsByProcessor/Edit/5
+        public async Task<IActionResult> Edit(int? id)
+        {
+            if(id == null) return NotFound();
+
+            InstructionSetExtensionsByProcessor instructionSetExtensionsByProcessor =
+                await _context.InstructionSetExtensionsByProcessor.FirstOrDefaultAsync(e => e.Id == id);
+            if(instructionSetExtensionsByProcessor == null) return NotFound();
+
+            ViewData["ExtensionId"] = new SelectList(_context.InstructionSetExtensions, "Id", "Extension",
+                                                     instructionSetExtensionsByProcessor.ExtensionId);
+            ViewData["ProcessorId"] = new SelectList(_context.Processors, "Id", "Name",
+                                                     instructionSetExtensionsByProcessor.ProcessorId);
+            return View(instructionSetExtensionsByProcessor);
+        }
+
+        // POST: InstructionSetExtensionsByProcessor/Edit/5
+        // To protect from overposting attacks, please enable the specific properties you want to bind to, for 
+        // more details see http://go.microsoft.com/fwlink/?LinkId=317598.
+        [HttpPost]
+        [ValidateAntiForgeryToken]
+        public async Task<IActionResult> Edit(
+            int id,
+            [Bind("Id,ProcessorId,ExtensionId")]
+            InstructionSetExtensionsByProcessor instructionSetExtensionsByProcessor)
+        {
+            if(id != instructionSetExtensionsByProcessor.Id) return NotFound();
+
+            if(ModelState.IsValid)
+            {
+                try
+                {
+                    _context.Update(instructionSetExtensionsByProcessor);
+                    await _context.SaveChangesAsync();
+                }
+                catch(DbUpdateConcurrencyException)
+                {
+                    if(!InstructionSetExtensionsByProcessorExists(instructionSetExtensionsByProcessor.Id))
+                        return NotFound();
+
+                    throw;
+                }
+
+                return RedirectToAction(nameof(Index));
+            }
+
+            ViewData["ExtensionId"] = new SelectList(_context.InstructionSetExtensions, "Id", "Extension",
+                                                     instructionSetExtensionsByProcessor.ExtensionId);
+            ViewData["ProcessorId"] = new SelectList(_context.Processors, "Id", "Name",
+                                                     instructionSetExtensionsByProcessor.ProcessorId);
+            return View(instructionSetExtensionsByProcessor);
+        }
+
+        // GET: InstructionSetExtensionsByProcessor/Delete/5
+        public async Task<IActionResult> Delete(int? id)
+        {
+            if(id == null) return NotFound();
+
+            InstructionSetExtensionsByProcessor instructionSetExtensionsByProcessor =
+                await _context.InstructionSetExtensionsByProcessor.Include(i => i.Extension).Include(i => i.Processor)
+                              .FirstOrDefaultAsync(m => m.Id == id);
+            if(instructionSetExtensionsByProcessor == null) return NotFound();
+
+            return View(instructionSetExtensionsByProcessor);
+        }
+
+        // POST: InstructionSetExtensionsByProcessor/Delete/5
+        [HttpPost]
+        [ActionName("Delete")]
+        [ValidateAntiForgeryToken]
+        public async Task<IActionResult> DeleteConfirmed(int id)
+        {
+            InstructionSetExtensionsByProcessor instructionSetExtensionsByProcessor =
+                await _context.InstructionSetExtensionsByProcessor.FirstOrDefaultAsync(e => e.Id == id);
+            _context.InstructionSetExtensionsByProcessor.Remove(instructionSetExtensionsByProcessor);
+            await _context.SaveChangesAsync();
+            return RedirectToAction(nameof(Index));
+        }
+
+        bool InstructionSetExtensionsByProcessorExists(int id)
+        {
+            return _context.InstructionSetExtensionsByProcessor.Any(e => e.Id == id);
+        }
+    }
+}
\ No newline at end of file
diff --git a/cicm_web/Areas/Admin/Views/Home/Index.cshtml b/cicm_web/Areas/Admin/Views/Home/Index.cshtml
index 9406e859..41576682 100644
--- a/cicm_web/Areas/Admin/Views/Home/Index.cshtml
+++ b/cicm_web/Areas/Admin/Views/Home/Index.cshtml
@@ -44,6 +44,7 @@
     <a asp-controller="GpusByMachine">GPUs by machine</a><br />
     <a asp-controller="InstructionSets">Instruction sets</a><br />
     <a asp-controller="InstructionSetExtensions">Instruction set extensions</a><br />
+    <a asp-controller="InstructionSetExtensionsByProcessor">Instruction set extensions by processor</a><br />
     <a asp-controller="MachineFamilies">Machine families</a><br />
     <a asp-controller="Machines">Machines</a><br />
     <a asp-controller="MemoryByMachines">Memory by machines</a><br />
diff --git a/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Create.cshtml b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Create.cshtml
new file mode 100644
index 00000000..2a570f82
--- /dev/null
+++ b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Create.cshtml
@@ -0,0 +1,46 @@
+@model Cicm.Database.Models.InstructionSetExtensionsByProcessor
+
+@{
+    ViewData["Title"] = "Create";
+}
+
+<h1>Create</h1>
+
+<h4>Instruction set extensions by processor</h4>
+<hr />
+<div class="row">
+    <div class="col-md-4">
+        <form asp-action="Create">
+            <div asp-validation-summary="ModelOnly"
+                 class="text-danger">
+            </div>
+            <div class="form-group">
+                <label asp-for="Processor"
+                       class="control-label">
+                </label>
+                <select asp-for="ProcessorId"
+                        class="form-control"
+                        asp-items="ViewBag.ProcessorId">
+                </select>
+            </div>
+            <div class="form-group">
+                <label asp-for="Extension"
+                       class="control-label">
+                </label>
+                <select asp-for="ExtensionId"
+                        class="form-control"
+                        asp-items="ViewBag.ExtensionId">
+                </select>
+            </div>
+            <div class="form-group">
+                <input class="btn btn-primary"
+                       type="submit"
+                       value="Create" />
+                <a asp-action="Index"
+                   class="btn btn-secondary">
+                    Back to List
+                </a>
+            </div>
+        </form>
+    </div>
+</div>
\ No newline at end of file
diff --git a/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Delete.cshtml b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Delete.cshtml
new file mode 100644
index 00000000..1b7eb70f
--- /dev/null
+++ b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Delete.cshtml
@@ -0,0 +1,43 @@
+@model Cicm.Database.Models.InstructionSetExtensionsByProcessor
+
+@{
+    ViewData["Title"] = "Delete";
+}
+
+<h1>Delete</h1>
+
+<h3>Are you sure you want to delete this?</h3>
+<div>
+    <h4>Instruction set extensions by processor</h4>
+    <hr />
+    <dl class="row">
+        <dt class="col-sm-2">
+            @Html.DisplayNameFor(model => model.Extension)
+        </dt>
+        <dd class="col-sm-10">
+            @Html.DisplayFor(model => model.Extension.Extension)
+        </dd class>
+        <dt class="col-sm-2">
+            @Html.DisplayNameFor(model => model.Processor)
+        </dt>
+        <dd class="col-sm-10">
+            @Html.DisplayFor(model => model.Processor.Name)
+        </dd class>
+    </dl>
+
+    <form asp-action="Delete">
+        <input type="hidden"
+               asp-for="Id" />
+        <input type="hidden"
+               asp-for="ProcessorId" />
+        <input type="hidden"
+               asp-for="ExtensionId" />
+        <input class="btn btn-danger"
+               type="submit"
+               value="Delete" />
+        <a asp-action="Index"
+           class="btn btn-secondary">
+            Back to List
+        </a>
+    </form>
+</div>
\ No newline at end of file
diff --git a/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Details.cshtml b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Details.cshtml
new file mode 100644
index 00000000..83bc680a
--- /dev/null
+++ b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Details.cshtml
@@ -0,0 +1,37 @@
+@model Cicm.Database.Models.InstructionSetExtensionsByProcessor
+
+@{
+    ViewData["Title"] = "Details";
+}
+
+<h1>Details</h1>
+
+<div>
+    <h4>Instruction set extensions by processor</h4>
+    <hr />
+    <dl class="row">
+        <dt class="col-sm-2">
+            @Html.DisplayNameFor(model => model.Extension)
+        </dt>
+        <dd class="col-sm-10">
+            @Html.DisplayFor(model => model.Extension.Extension)
+        </dd>
+        <dt class="col-sm-2">
+            @Html.DisplayNameFor(model => model.Processor)
+        </dt>
+        <dd class="col-sm-10">
+            @Html.DisplayFor(model => model.Processor.Name)
+        </dd>
+    </dl>
+</div>
+<div>
+    <a asp-action="Edit"
+       asp-route-id="@Model.Id"
+       class="btn btn-primary">
+        Edit
+    </a>
+    <a asp-action="Index"
+       class="btn btn-secondary">
+        Back to List
+    </a>
+</div>
\ No newline at end of file
diff --git a/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Edit.cshtml b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Edit.cshtml
new file mode 100644
index 00000000..3c3eda32
--- /dev/null
+++ b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Edit.cshtml
@@ -0,0 +1,54 @@
+@model Cicm.Database.Models.InstructionSetExtensionsByProcessor
+
+@{
+    ViewData["Title"] = "Edit";
+}
+
+<h1>Edit</h1>
+
+<h4>Instruction set extensions by processor</h4>
+<hr />
+<div class="row">
+    <div class="col-md-4">
+        <form asp-action="Edit">
+            <div asp-validation-summary="ModelOnly"
+                 class="text-danger">
+            </div>
+            <input type="hidden"
+                   asp-for="Id" />
+            <div class="form-group">
+                <label asp-for="Processor"
+                       class="control-label">
+                </label>
+                <select asp-for="ProcessorId"
+                        class="form-control"
+                        asp-items="ViewBag.ProcessorId">
+                </select>
+                <span asp-validation-for="ProcessorId"
+                      class="text-danger">
+                </span>
+            </div>
+            <div class="form-group">
+                <label asp-for="Extension"
+                       class="control-label">
+                </label>
+                <select asp-for="ExtensionId"
+                        class="form-control"
+                        asp-items="ViewBag.ExtensionId">
+                </select>
+                <span asp-validation-for="ExtensionId"
+                      class="text-danger">
+                </span>
+            </div>
+            <div class="form-group">
+                <input class="btn btn-primary"
+                       type="submit"
+                       value="Save" />
+                <a asp-action="Index"
+                   class="btn btn-secondary">
+                    Back to List
+                </a>
+            </div>
+        </form>
+    </div>
+</div>
\ No newline at end of file
diff --git a/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Index.cshtml b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Index.cshtml
new file mode 100644
index 00000000..ce1daf8c
--- /dev/null
+++ b/cicm_web/Areas/Admin/Views/InstructionSetExtensionsByProcessor/Index.cshtml
@@ -0,0 +1,58 @@
+@using Cicm.Database.Models
+@model IEnumerable<Cicm.Database.Models.InstructionSetExtensionsByProcessor>
+
+@{
+    ViewData["Title"] = "Index";
+}
+
+<h1>Instruction set extensions by processor</h1>
+
+<p>
+    <a asp-action="Create"
+       class="btn btn-primary">
+        Create New
+    </a>
+</p>
+<table class="table">
+    <thead>
+    <tr>
+        <th>
+            @Html.DisplayNameFor(model => model.Processor)
+        </th>
+        <th>
+            @Html.DisplayNameFor(model => model.Extension)
+        </th>
+        <th></th>
+    </tr>
+    </thead>
+    <tbody>
+    @foreach(InstructionSetExtensionsByProcessor item in Model)
+    {
+        <tr>
+            <td>
+                @Html.DisplayFor(modelItem => item.Processor.Name)
+            </td>
+            <td>
+                @Html.DisplayFor(modelItem => item.Extension.Extension)
+            </td>
+            <td>
+                <a asp-action="Details"
+                   asp-route-id="@item.Id"
+                   class="btn btn-primary">
+                    Details
+                </a>
+                <a asp-action="Edit"
+                   asp-route-id="@item.Id"
+                   class="btn btn-secondary">
+                    Edit
+                </a>
+                <a asp-action="Delete"
+                   asp-route-id="@item.Id"
+                   class="btn btn-danger">
+                    Delete
+                </a>
+            </td>
+        </tr>
+    }
+    </tbody>
+</table>
\ No newline at end of file
diff --git a/cicm_web/cicm_web.csproj b/cicm_web/cicm_web.csproj
index 2402e898..ac8157b7 100644
--- a/cicm_web/cicm_web.csproj
+++ b/cicm_web/cicm_web.csproj
@@ -2,7 +2,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
   <PropertyGroup>
     <TargetFramework>netcoreapp2.2</TargetFramework>
-    <Version>3.0.99.462</Version>
+    <Version>3.0.99.466</Version>
     <Company>Canary Islands Computer Museum</Company>
     <Copyright>Copyright © 2003-2018 Natalia Portillo</Copyright>
     <Product>Canary Islands Computer Museum Website</Product>