diff --git a/internetarchive_importer.user.js b/internetarchive_importer.user.js
new file mode 100644
index 0000000..1e21714
--- /dev/null
+++ b/internetarchive_importer.user.js
@@ -0,0 +1,223 @@
+// ==UserScript==
+// @name         Import Internet Archive releases to Musicbrainz
+// @description  Add a button to Internet Archive pages to open MusicBrainz release editor with pre-filled data for the selected release
+// @version      2026.07.06.0
+// @downloadURL  https://raw.githubusercontent.com/murdos/musicbrainz-userscripts/master/internetarchive_importer.user.js
+// @updateURL    https://raw.githubusercontent.com/murdos/musicbrainz-userscripts/master/internetarchive_importer.user.js
+// @namespace    https://github.com/murdos/musicbrainz-userscripts
+// @match        https://archive.org/details/*
+// @require      https://raw.githubusercontent.com/murdos/musicbrainz-userscripts/master/lib/mbimport.js
+// @require      https://raw.githubusercontent.com/murdos/musicbrainz-userscripts/master/lib/logger.js
+// @require      https://raw.githubusercontent.com/murdos/musicbrainz-userscripts/master/lib/mbimportstyle.js
+// @grant        unsafeWindow
+// @run-at       document-start
+// ==/UserScript==
+
+// @ts-nocheck
+
+if (!unsafeWindow) {
+    /* oxlint-disable-next-line no-global-assign */
+    unsafeWindow = window;
+}
+
+async function onLoad() {
+    MBImportStyle();
+
+    const release_url = window.location.href.replace('/?.*$/', '').replace(/#.*$/, '');
+    let releaseInfo = getReleaseInfo(release_url);
+    insertLink(releaseInfo, release_url);
+}
+
+function isAudioFile(file) {
+    if (file.match(/mp3|flac|wave|ogg|audio|aiff|shorten|weba/i)) {
+        return true;
+    }
+    return false;
+}
+
+function stripHTMLTags(textContent) {
+    let tempDiv = document.createElement('div');
+    tempDiv.innerHTML = textContent.replaceAll('<br />', '\n').replaceAll('<br>', '\n');
+    return tempDiv.innerText.trim();
+}
+
+function createAnnotation(metadata) {
+    let annotation = '=== Credits from Internet Archive ===\n';
+    annotation += stripHTMLTags(metadata.description);
+
+    let notes = '';
+    if ('date' in metadata) notes += `\nPublication date: ${metadata.date}`;
+    if ('subject' in metadata) {
+        let tags = metadata.subject;
+        if (typeof tags == 'string') {
+            tags = tags
+                .replaceAll(';', ',')
+                .split(',')
+                .map(e => e.trim());
+        }
+        notes += `\nTags: ${tags.join(', ')}`;
+    }
+    if (notes.length > 0) annotation += `\n==== metadata ====${notes}`;
+    return annotation;
+}
+
+function getMultiArtist(artist) {
+    let artists = [];
+    // Split release style.
+    if (artist.includes('/')) {
+        artists = artist
+            .split('/')
+            .map(e => e.trim())
+            .map(function (item) {
+                return { artist_name: item, joinphrase: ' / ' };
+            });
+        artists[artists.length - 1].joinphrase = '';
+    } else {
+        // Removing trailing chars.
+        // Splitting only with ';' as ',' is used in sortnames and '&' may belong to artist name.
+        artists = MBImport.makeArtistCredits(
+            artist
+                .replace(/[,;&]*$/, '')
+                .split(';')
+                .map(e => e.trim()),
+        );
+    }
+    // return various if over 5 artists
+    if (artists.length > 5) artists = [MBImport.specialArtist('various_artists')];
+    return artists;
+}
+
+function filesToDisc(files, artist) {
+    let disc = {
+        tracks: [],
+        format: 'Digital Media',
+    };
+
+    files.forEach(file => {
+        if (file.source == 'original' && isAudioFile(file.format)) {
+            disc.tracks.push({
+                title: file.title,
+                duration: Math.round(file.length * 1000),
+                artist_credit: MBImport.makeArtistCredits([file.artist ?? artist]),
+            });
+        }
+    });
+
+    return disc;
+}
+
+function isVariousDisc(disc) {
+    if (disc.tracks.length <= 5) return false;
+    let unique_artists = new Set();
+    disc.tracks.map(function (item) {
+        unique_artists.add(item.artist_credit.artist_name);
+    });
+    return unique_artists.size > 5;
+}
+
+function getReleaseInfo(release_url) {
+    const files = JSON.parse(document.querySelector('input[class="js-ia-metadata"]').value).files;
+    const metadata = JSON.parse(document.querySelector('input[class="js-ia-metadata"]').value).metadata;
+
+    let artist = metadata.creator ?? metadata.md_music_artist;
+    if (artist === undefined) {
+        artist = 'artist key not found';
+        LOGGER.info(
+            'No known artist key found.\n' +
+                'Please inspect the metadata in console and submit a bug report.\n' +
+                'JSON.parse(document.querySelector(\'input[class="js-ia-metadata"]\').value).metadata',
+        );
+    }
+    const identifier = metadata.identifier;
+
+    let releaseDate = new Date(`${metadata.publicdate}Z`);
+    let month = releaseDate.getUTCMonth() + 1;
+    let day = releaseDate.getUTCDate();
+    let releaseYear = releaseDate.getUTCFullYear();
+
+    let title = metadata.title.replace(`${artist} - `, '').replace(`[${releaseYear}]`, '').trim();
+    if ('date' in metadata) {
+        title = title.replace(`[${metadata.date}]`, '').trim();
+    }
+
+    let disc = filesToDisc(files, artist);
+    let artists = [];
+
+    if (isVariousDisc(disc)) {
+        artists = [MBImport.specialArtist('various_artists')];
+    } else {
+        artists = getMultiArtist(artist);
+    }
+
+    let release = {
+        media_type: metadata.mediatype,
+        title: title,
+        artist_credit: artists,
+        status: 'official',
+        language: 'eng',
+        script: 'Latn',
+        packaging: 'None',
+        country: 'XW',
+        labels: [],
+        barcode: '',
+        annotation: createAnnotation(metadata),
+        year: releaseYear,
+        month: month,
+        day: day,
+        urls: [],
+        discs: [disc],
+    };
+
+    // Download & stream urls
+    release.urls.push({
+        url: release_url,
+        link_type: MBImport.URL_TYPES.download_for_free,
+    });
+    release.urls.push({
+        url: release_url,
+        link_type: MBImport.URL_TYPES.stream_for_free,
+    });
+    // License url
+    if ('licenseurl' in metadata) {
+        release.urls.push({
+            url: metadata.licenseurl,
+            link_type: MBImport.URL_TYPES.license,
+        });
+    }
+    // Labels
+    metadata.collection.forEach(collection => {
+        release.labels.push({
+            name: document.querySelector(`a[data-event-click-tracking*="CollectionList|${collection}"]`).textContent.trim(),
+            catno: metadata.identifier,
+        });
+    });
+
+    return release;
+}
+
+// Insert button into page
+function insertLink(release, release_url) {
+    if (release.media_type !== 'audio') {
+        // only import audio
+        return false;
+    }
+
+    const edit_note = MBImport.makeEditNote(release_url, 'Internet Archive');
+    const parameters = MBImport.buildFormParameters(release, edit_note);
+
+    const importButton = MBImport.buildFormHTML(parameters);
+    const searchButton = MBImport.buildSearchButton(release);
+
+    const mbUI = document.createElement('div');
+    mbUI.id = 'mb_buttons';
+    mbUI.innerHTML = `${importButton}${searchButton}`;
+    document.querySelector('h1.item-title').appendChild(mbUI);
+    mbUI.style.float = 'right';
+    mbUI.style.marginLeft = '1em';
+}
+
+if (document.readyState !== 'loading') {
+    onLoad();
+} else {
+    document.addEventListener('DOMContentLoaded', onLoad);
+}