diff --git a/sites/lab/available-versions.json b/sites/lab/available-versions.json
deleted file mode 100644
index 4c01caeaa78..00000000000
--- a/sites/lab/available-versions.json
+++ /dev/null
@@ -1,531 +0,0 @@
-{
-  "2.20.8": [
-    "aaron",
-    "albert",
-    "bee",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "lunetius",
-    "paco",
-    "penelope",
-    "plugintest",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "tiberius",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "ursula",
-    "wahid",
-    "walburga",
-    "waralee",
-    "yuri"
-  ],
-  "2.20.7": [
-    "aaron",
-    "albert",
-    "bee",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "lunetius",
-    "paco",
-    "penelope",
-    "plugintest",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "tiberius",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "ursula",
-    "wahid",
-    "walburga",
-    "waralee",
-    "yuri"
-  ],
-  "2.20.0": [
-    "aaron",
-    "albert",
-    "bee",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "lunetius",
-    "paco",
-    "penelope",
-    "plugintest",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "tiberius",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "ursula",
-    "wahid",
-    "walburga",
-    "waralee",
-    "yuri"
-  ],
-  "2.19.9": [
-    "aaron",
-    "albert",
-    "bee",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "lunetius",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "tiberius",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "ursula",
-    "wahid",
-    "walburga",
-    "waralee",
-    "yuri"
-  ],
-  "2.19.0": [
-    "aaron",
-    "albert",
-    "bee",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "lunetius",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "tiberius",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "ursula",
-    "wahid",
-    "walburga",
-    "waralee",
-    "yuri"
-  ],
-  "2.18.0": [
-    "aaron",
-    "albert",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "ursula",
-    "wahid",
-    "waralee",
-    "yuri"
-  ],
-  "2.17.1": [
-    "aaron",
-    "albert",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "ursula",
-    "wahid",
-    "waralee"
-  ],
-  "2.17.0": [
-    "aaron",
-    "albert",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "ursula",
-    "wahid",
-    "waralee"
-  ],
-  "2.16.2": [
-    "aaron",
-    "albert",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "wahid",
-    "waralee"
-  ],
-  "2.16.0": [
-    "aaron",
-    "albert",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "wahid",
-    "waralee"
-  ],
-  "2.15.4": [
-    "aaron",
-    "albert",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "wahid",
-    "waralee"
-  ],
-  "2.15.0": [
-    "aaron",
-    "albert",
-    "bella",
-    "benjamin",
-    "bent",
-    "breanna",
-    "brian",
-    "bruce",
-    "carlita",
-    "carlton",
-    "cathrin",
-    "charlie",
-    "cornelius",
-    "diana",
-    "examples",
-    "florence",
-    "florent",
-    "holmes",
-    "hortensia",
-    "huey",
-    "hugo",
-    "jaeger",
-    "legend",
-    "paco",
-    "penelope",
-    "rendertest",
-    "sandy",
-    "shin",
-    "simon",
-    "simone",
-    "sven",
-    "tamiko",
-    "teagan",
-    "theo",
-    "titan",
-    "trayvon",
-    "tutorial",
-    "wahid",
-    "waralee"
-  ]
-}
\ No newline at end of file
diff --git a/sites/lab/next.config.mjs b/sites/lab/next.config.mjs
index 5458708a3b3..0c4b7670ba4 100644
--- a/sites/lab/next.config.mjs
+++ b/sites/lab/next.config.mjs
@@ -13,6 +13,13 @@ const config = {
   pageExtensions: [ 'js', 'mjs' ],
   webpack: (config, options) => {
 
+    // JSON support
+    config.module.rules.push({
+      test: /\.json$/,
+      type: 'json',
+      use: 'json-loader'
+    })
+
     // YAML support
     config.module.rules.push({
       test: /\.ya?ml$/,
@@ -37,18 +44,16 @@ const config = {
 
     // Load designs from source, rather than compiled package
     for (const design in designs) {
-      config.resolve.alias[`@freesewing/${design}$`] = path.resolve(`../../designs/${design}/src/index.js`)
+      config.resolve.alias[`@freesewing/${design}$`] = path.resolve(`../../designs/${design}/src/index.mjs`)
     }
     // Load plugins from source, rather than compiled package
     for (const plugin in plugins) {
-      config.resolve.alias[`@freesewing/${plugin}$`] = path.resolve(`../../plugins/${plugin}/src/index.js`)
+      config.resolve.alias[`@freesewing/${plugin}$`] = path.resolve(`../../plugins/${plugin}/src/index.mjs`)
     }
     // Load these from source, rather than compiled package
-    for (const pkg of ['core', 'config-helpers', 'i18n', 'models']) {
-      config.resolve.alias[`@freesewing/${pkg}$`] = path.resolve(`../../packages/${pkg}/src/index.js`)
+    for (const pkg of ['core', 'i18n', 'models']) {
+      config.resolve.alias[`@freesewing/${pkg}$`] = path.resolve(`../../packages/${pkg}/src/index.mjs`)
     }
-    // @freesewing/snapseries is replaced by @freesewing/config-helpers
-    config.resolve.alias[`@freesewing/snapseries`] = path.resolve(`../../packages/config-helpers/src/index.js`)
 
     if (!greeting) {
       greeting = true
diff --git a/sites/lab/page-templates/workbench.js b/sites/lab/page-templates/workbench.mjs
similarity index 100%
rename from sites/lab/page-templates/workbench.js
rename to sites/lab/page-templates/workbench.mjs
diff --git a/sites/lab/pages/v/.gitkeep b/sites/lab/pages/v/.gitkeep
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/sites/lab/pages/v/index.js b/sites/lab/pages/v/index.js
deleted file mode 100644
index d99dffe9d56..00000000000
--- a/sites/lab/pages/v/index.js
+++ /dev/null
@@ -1,67 +0,0 @@
-import React from 'react'
-import Page from 'site/components/wrappers/page.js'
-import useApp from 'site/hooks/useApp.js'
-import Link from 'next/link'
-import { formatVersionTitle } from 'site/components/version-picker.js'
-import Layout from 'site/components/layouts/bare'
-import { PageTitle } from 'shared/components/layouts/default'
-import availableVersions from 'site/available-versions.json'
-
-const DesignLinks = ({ list, prefix='', version=false }) => (
-  <ul className="flex flex-row flex-wrap ml-8">
-    {list.map( d => (
-      <li key={d} className="p-2">
-        <Link href={`${prefix}/${d}`}>
-          <a className="capitalize text-secondary hover:text-secondary-focus hover:underline">
-            {d}
-          </a>
-        </Link>
-      </li>
-    ))}
-  </ul>
-)
-
-const VersionLinks = ({ list, prefix='', version=false, currentDesigns=[] }) => (
-  <ul className="flex flex-col flex-wrap gap-2">
-    <li className="p-2">
-      <Link href={`v/next`}>
-        <a className="capitalize text-xl p-4 font-bold text-secondary hover:text-secondary-focus hover:underline">
-          Next <span className="font-normal">(Current develop branch)</span>
-        </a>
-      </Link>
-      <DesignLinks list={currentDesigns} />
-    </li>
-    {list.map( v => (
-      <li key={v} className="p-2">
-        <Link href={`v/${v}`}>
-          <a className="capitalize text-xl p-4 font-bold text-secondary hover:text-secondary-focus hover:underline">
-            v{v}
-          </a>
-        </Link>
-        <DesignLinks list={availableVersions[v]} />
-      </li>
-    ))}
-  </ul>
-)
-
-const VersionListPage = ({ section=false, version=false }) => {
-  const app = useApp()
-
-  const currentDesigns = []
-  for (const section in app.designs) currentDesigns.push(...app.designs[section])
-
-  return (
-    <Page app={app} title={`FreeSewing Lab: ${formatVersionTitle(version)}`} layout={Layout}>
-      <div className="max-w-7xl m-auto py-20 md:py-36 min-h-screen">
-        <section className="px-8">
-          <PageTitle app={app} title="Versions" />
-          <VersionLinks list={Object.keys(availableVersions)} currentDesigns={currentDesigns} />
-        </section>
-      </div>
-    </Page>
-  )
-}
-
-export default VersionListPage
-
-
diff --git a/sites/lab/pages/v/next/.gitkeep b/sites/lab/pages/v/next/.gitkeep
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/sites/lab/versions.json b/sites/lab/versions.json
deleted file mode 100644
index 626b02245fd..00000000000
--- a/sites/lab/versions.json
+++ /dev/null
@@ -1,15 +0,0 @@
-[
-  "2.20.8",
-  "2.20.7",
-  "2.20.0",
-  "2.19.9",
-  "2.19.0",
-  "2.18.0",
-  "2.17.1",
-  "2.17.0",
-  "2.16.2",
-  "2.16.0",
-  "2.15.4",
-  "2.15.0"
-]
-
diff --git a/sites/shared/components/workbench/exporting/export-handler.js b/sites/shared/components/workbench/exporting/export-handler.js
index 4ee220d0f33..15a0f394eb5 100644
--- a/sites/shared/components/workbench/exporting/export-handler.js
+++ b/sites/shared/components/workbench/exporting/export-handler.js
@@ -1,7 +1,7 @@
 import Worker from 'web-worker';
 import fileSaver from 'file-saver'
-import theme from '@freesewing/plugin-theme'
-import {pagesPlugin} from '../layout/print/plugin'
+import { themePlugin } from '@freesewing/plugin-theme'
+import { pagesPlugin } from '../layout/print/plugin'
 import {utils} from '@freesewing/core'
 
 export const exportTypes = {
@@ -75,7 +75,7 @@ export const handleExport = async(format, gist, design, t, app, onComplete, onEr
     let pattern = new design({...gist, layout})
 
     // add the theme and translation to the pattern
-    pattern.use(theme, {stripped: format !== 'svg'})
+    pattern.use(themePlugin, {stripped: format !== 'svg'})
     pattern.use({
       hooks: {
         insertText: (locale, text, {t}) => t(text)
diff --git a/sites/shared/prebuild/lab.mjs b/sites/shared/prebuild/lab.mjs
index e55a803d485..c3b72ae44c2 100644
--- a/sites/shared/prebuild/lab.mjs
+++ b/sites/shared/prebuild/lab.mjs
@@ -1,6 +1,6 @@
 import fs_ from 'fs'
 import path from 'path'
-import axios from 'axios'
+import { capitalize } from '../utils.mjs'
 import { designsByType } from '../../../config/software/index.mjs'
 
 const fs = fs_.promises
@@ -14,28 +14,14 @@ const header = `/*
  *
  *   sites/shared/prebuild/lab.mjs
  *
- */
-`
-const loadFromUnpkg = (design, version) => {
-  const start = Date.now()
-  return axios
-  .get(`https://unpkg.com/@freesewing/${design}@${version}/dist/index.mjs`)
-  .then(res => {
-    if (res.data) {
-      console.log(`Downloaded @freesewing/${design}@${version} in ${Date.now() - start}ms`)
-      return res.data
-    }
-    return false
-  })
-  .catch(err => false)
-}
+ */`
 
 const pageTemplate = design => `${header}
-import design from 'designs/${design}/src/index.js'
+import { ${capitalize(design)} } from 'designs/${design}/src/index.mjs'
 import { serverSideTranslations } from 'next-i18next/serverSideTranslations'
-import PageTemplate from 'site/page-templates/workbench.js'
+import PageTemplate from 'site/page-templates/workbench.mjs'
 
-const Page = (props) => <PageTemplate {...props} design={design} version="next"/>
+const Page = (props) => <PageTemplate {...props} design={${capitalize(design)}} version="next"/>
 export default Page
 
 export async function getStaticProps({ locale }) {
@@ -47,54 +33,12 @@ export async function getStaticProps({ locale }) {
 }
 `
 
-const versionedPageTemplate = (design, version) => `${header}
-import design from 'lib/${version}/${design}.mjs'
-import { serverSideTranslations } from 'next-i18next/serverSideTranslations'
-import PageTemplate from 'site/page-templates/workbench.js'
-
-const Page = (props) => <PageTemplate {...props} design={design} version="${version}"/>
-export default Page
-
-export async function getStaticProps({ locale }) {
-  return {
-    props: {
-      ...(await serverSideTranslations(locale)),
-    }
-  }
-}
-`
-
-const versionOverviewPage = (version) => `${header}
-import { serverSideTranslations } from 'next-i18next/serverSideTranslations'
-import Template from 'site/page-templates/design-list.js'
-
-const Page = props => <Template {...props} version="${version}" />
-
-export default Page
-
-export async function getStaticProps({ locale }) {
-  return {
-    props: {
-      ...(await serverSideTranslations(locale)),
-    }
-  }
-}
-`
-
-
-
 /*
  * Main method that does what needs doing
  */
 
 export const prebuildLab = async (site) => {
   const promises = []
-  const availableVersions = {}
-  // Load config
-  const versions = JSON.parse(await fs.readFile(
-    path.resolve('..', 'lab', 'versions.json'),
-    'utf-8'
-  ))
   for (const section in designsByType) {
     // Iterate over sections
     console.log(`Generating pages for ${section} designs`)
@@ -114,75 +58,7 @@ export const prebuildLab = async (site) => {
           path.resolve(...pages, section, `${design}.mjs`),
           page
         ),
-        fs.writeFile(
-          path.resolve(...pages, 'v', 'next', `${design}.mjs`),
-          page
-        )
       )
-
-      if (process.env.BUILD_ALL_VERSIONS) {
-        // Download published versions from unpkg
-        for (const version of versions) {
-          if (typeof availableVersions[version] === 'undefined') availableVersions[version] = new Set()
-          // Assume that if the file is on disk, it's good to go (caching)
-          const file = path.resolve('..', 'lab', 'lib', version, `${design}.mjs`)
-          let cached
-          try {
-            await fs.access(file)
-            cached = true
-          }
-          catch(err) {
-            cached = false
-          }
-          if (!cached) {
-            await fs.mkdir(path.resolve('..', 'lab', 'lib', version), { recursive: true })
-            await fs.mkdir(path.resolve('..', 'lab', 'pages', 'v', version), { recursive: true })
-            const code = (await loadFromUnpkg(design, version))
-            if (code) {
-              availableVersions[version].add(design)
-              promises.push(
-                fs.writeFile(
-                  path.resolve('..', 'lab', 'lib', version, `${design}.mjs`),
-                  code
-                ),
-                fs.writeFile(
-                  path.resolve('..', 'lab', 'pages', 'v', version, `${design}.mjs`),
-                  versionedPageTemplate(design, version)
-                ),
-              )
-            } else console.log(`No ${version} for ${design}`)
-          } else {
-            availableVersions[version].add(design)
-          }
-        }
-      }
-    }
-  }
-
-  if (process.env.BUILD_ALL_VERSIONS) {
-    // Write available versions file
-    const av = {}
-    for (const [v, set] of Object.entries(availableVersions)) av[v] = [...set].sort()
-    promises.push(
-      fs.writeFile(
-        path.resolve('..', 'lab', 'available-versions.json'),
-        JSON.stringify(av, null, 2)
-      )
-    )
-    // Also add version overview pages
-    for (const version of versions) {
-      // Assume that if the file is on disk, it's good to go (caching)
-      const page = path.resolve('..', 'lab', 'pages', 'v', version, 'index.js')
-      let cached
-      try {
-        await fs.access(page)
-        cached = true
-      }
-      catch(err) {
-        cached = false
-      }
-      // Create page if it's not there already
-      if (!cached) promises.push(fs.writeFile(page, versionOverviewPage(version)))
     }
   }