Select table size
Reset workspace?
This permanently deletes all documents, folders, settings, Secret Workspace files, history, trash, and other workspace data. This action cannot be undone.
Storage and Backup
Deleted files stay in Trash for 30 days. Clearing this site's browser data removes documents and Trash immediately.
Trash
Deleted files are automatically and permanently deleted after 30 days.
Create workspace backup
Choose what to include before downloading the ZIP file.
Secure workspace files will remain encrypted in the backup. They can only be accessed after importing the backup into Markdown Viewer and unlocking them with the correct password.
Replace current workspace?
Importing this backup permanently replaces the current workspace, including its files, folders, settings, and Secret Workspace data.
Delete review item?
This comment will be permanently deleted.
Clear active document?
Are you sure you want to clear the content of the active document? The document itself will not be deleted.
Export PDF Options
Choose how the PDF should be generated.
Export HTML Options
Choose how the exported HTML document should be styled.
Export Image Options
Choose how the exported image should be styled.
Replace All Diff Preview
Review the proposed changes before committing them to the document.
Markdown Viewer Help
#, ##, and ### prefixes.**bold**, *italic*, or ~~strikethrough~~.- or 1. to build lists, and triple backticks for code blocks.About Markdown Viewer
Version • Open source
A browser-based Markdown editor, viewer, previewer, and reader.
Developed and maintained by ThisIs-Developer.
Share Snapshot
Small documents stay encoded in the URL. Large documents use temporary Cloudflare KV for up to 90 days. Shared tabs are not saved locally on the recipient's device.
Share link failed
The share link could not be generated.
Live Share
Session ActiveTemporary in-memory room. No permanent document storage is created.
Live Share room expired
This Live Share room has ended or is no longer active.
Rename file
Insert link
Insert reference
Insert image, GIF, or video
Images, GIFs, and videos are uploaded to create a short public link that expires after 90 days. Anyone with the media URL can view it until then. GIF limit: 5 MB; video limit: 10 MB.
Custom table
GitHub Emojis
No emojis found.
Symbols & HTML Entities
No symbols found.
Markdown alerts
Choose an alert style to insert into the document.
Insert Diagram & More
No diagrams found.
Preview
Drop to import or insert
Markdown files, images, GIFs, and videos are supported
Start with a blank document or bring Markdown in from somewhere else.
Choose how you want to begin.
無須建立帳號，即可在瀏覽器中撰寫和預覽 Markdown。開啟本機 .md 或 .markdown 檔案、貼上文字，或從 GitHub 導入文件。編輯器與預覽並排顯示，輸入時就能檢查排版。
使用「新增」建立檔案，或開啟裝置上的檔案。在工具列切換編輯、分割檢視和預覽模式。透過工作區與資料夾整理文件，並下載 Markdown 副本作為備份。
使用 GitHub 風格的 Markdown 撰寫標題、連結、表格和工作清單，預覽程式碼醒目提示、LaTeX 公式與 Mermaid 圖表。可匯出 Markdown、HTML、PDF 或 PNG，也可選擇快照分享或即時協作。
一般編輯與自動儲存都在此裝置上進行。分享、GitHub 導入、外部圖片與遠端圖表轉譯會使用網路服務。請另外保存備份：清除瀏覽器儲存空間可能會刪除本機文件。
Name item
Unlock Secret Workspace
Enter the local access key used to encrypt this workspace on this device.
Use at least 8 characters.
Open split view
Choose a second document to edit beside the current one.
Move document
Confirm action