Transcript Sidecar
Overview
View, copy, format, and export YouTube transcripts in Chrome's Side Panel. No account, ads, tracking, or transcript server.
Transcript Sidecarは、YouTube動画の文字起こしをChromeのサイドパネルで簡単に表示・コピー・整形・保存できる拡張機能です。 YouTube動画を開いてTranscript Sidecarを起動すると、その動画で利用可能な字幕・文字起こしを、動画ページを離れずにサイドパネルから確認できます。 UIは日本語と英語をいつでも切り替えられ、選択した言語は次回以降も保持されます。 【主な機能】 ・文字起こし全文をサイドパネルに表示 ・全文をワンクリックでコピー ・内容を変えず、読みやすい段落形式に整えてコピー ・タイムスタンプ付きでコピー ・動画タイトルとURLを含むMarkdown形式でコピー ・TXT / Markdown形式で保存 ・利用可能な字幕言語の切り替え ・UIを日本語 / Englishで切り替え ・選択したUI言語を次回以降も保持 【プライバシー】 ・アカウント登録不要 ・広告なし ・アクセス解析、トラッキングなし ・有料機能、サブスクリプションなし ・Tokumaru Labsが運営する外部字幕サーバーへの送信なし 字幕データの処理はブラウザ内で行われ、YouTube上で利用可能な字幕データを使用します。 字幕または文字起こしが利用可能なYouTube動画で使用できます。音声そのものから新しい文字起こしを生成する機能ではありません。 オープンソース: https://github.com/tokumaru-labs/transcript-sidecar Transcript Sidecar makes it easy to view, copy, format, and export transcripts from YouTube videos that have captions. Open a YouTube video, launch Transcript Sidecar in Chrome's Side Panel, and access the available transcript without leaving the page. The interface can be switched between Japanese and English at any time, and your selected language is remembered for future sessions. Features: • View the full transcript in Chrome's Side Panel • Copy the entire transcript with one click • Add readable paragraph breaks without changing the transcript wording • Copy transcripts with timestamps • Copy as Markdown with the video title and URL • Save transcripts as TXT or Markdown • Switch between available caption languages • Switch the interface between Japanese and English • Remember the selected interface language for future sessions Transcript Sidecar is designed to be simple and privacy-friendly. • No account required • No ads • No analytics or tracking • No paid features or subscriptions • No external transcript server operated by Tokumaru Labs Transcript processing is performed locally in your browser using caption data available from YouTube. Transcript Sidecar works with YouTube videos where captions or transcripts are available. It does not generate new transcripts directly from audio. Open source: https://github.com/tokumaru-labs/transcript-sidecar
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Details
- Version0.4.0
- UpdatedJuly 22, 2026
- Offered bytokumaru.labs
- Size29.16KiB
- Languages日本語
- Developer
Email
tokumaru.labs@gmail.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
Transcript Sidecar has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.
Transcript Sidecar handles the following:
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
Support
For help with questions, suggestions, or problems, visit the developer's support site