Supported file formats
Allowed file types for uploads and blocked formats.
Websites
HTMLCSSJSFonts
Documents
PDFDOCXXLSX
Media
PNGMP4MP3
Blocked
.exe.php.env
Websites (code mode)
HTML, CSS, JavaScript, JSON, fonts (WOFF, WOFF2, TTF, OTF), and related static assets.
Documents (viewer mode)
PDF, DOCX, XLSX, PPTX, ODT, RTF, TXT.
Media (viewer mode)
PNG, JPG, GIF, WebP, SVG, MP4, MP3, WAV.
Not allowed
- Executables (
.exe,.dll,.sh,.bat, etc.) - Server-side scripts in uploads (PHP, Python in ZIP)
- Password-protected ZIP archives
- Files with secrets (
.env, private keys) - Illegal or harmful content
See Content policy for the full list.
Size limits
Limits depend on your plan. Starter allows 3 MB per project (PDFs capped at 0.5 MB each). Solo, Pro, and Studio offer higher quotas. See Plans and pricing.