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ODP to PPTX Converter

Convert ODP to PPTX online for free. Fast, secure, and high-quality conversion with no sign-up or software required.

  • Free to use
  • No file stored beyond 1 hour
  • Encrypted over TLS 1.2/1.3
  • No watermarks

Drag and drop your files here or click to upload.

Maximum file size is 1GB

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How it works

Three steps to your converted file

Everything happens in your browser tab - upload, pick a format, download. The heavy lifting runs on our servers.

  1. 01

    Upload your file

    Drag and drop, click to browse, or paste a URL. Batches take up to 20 files at once - 230+ input formats across video, audio, image, document, and archive types.

  2. 02

    Choose an output format

    Pick from over a hundred output formats. Filter by category or search by name - every option is open to everyone, no account needed.

  3. 03

    Convert & download

    Hit Convert and grab your download link moments later. Originals are erased when the job completes; results are cleared within about an hour.

ODP to PPTX

Why convert ODP to PPTX?

ODP and PPTX are both presentation formats: ODP is best for slides in free, open-source office software, PPTX for slides you want to keep editing. PPTX opens on almost any device, while ODP often needs extra software.

  • Opens everywhere

    PPTX opens in PowerPoint, Google Slides, Keynote and LibreOffice, while ODP needs LibreOffice Impress and Google Slides.

  • Where PPTX works best

    Slides you want to keep editing.

ODP vs PPTX: what's the difference?

PropertyODPPPTX
TypePresentationPresentation
EditableYesYes
Opens inLibreOffice Impress and Google SlidesPowerPoint, Google Slides, Keynote and LibreOffice
Best forSlides in free, open-source office softwareSlides you want to keep editing

What is an ODP file?

OpenDocument Presentation

Developed By
OASIS / ISO/IEC
Initial Release
2005
MIME Type
application/vnd.oasis.opendocument.presentation

The ODP (OpenDocument Presentation) format is a strictly defined XML-based file format for presentations, standardized by OASIS and ratified as ISO/IEC 26300. It utilizes a ZIP-compressed container structure similar to a JAR file, holding separate XML components (content.xml, styles.xml, meta.xml, settings.xml) alongside directories for images and thumbnails. This architecture ensures platform independence and long-term archival accessibility, serving as the default format for LibreOffice Impress and OpenOffice Impress.

How to open an ODP file

The format is natively supported by open-source suites such as LibreOffice, Apache OpenOffice, and Calligra Stage. Microsoft PowerPoint (2007 SP2 and later) provides native read/write support for ODP, though some complex animations or specific OpenDocument features may not render identically to the source. Google Slides also supports ODP import.

What is a PPTX file?

PowerPoint Open XML Presentation

Developed By
Microsoft
Initial Release
2007
MIME Type
application/vnd.openxmlformats-officedocument.presentationml.presentation

The PPTX format is the default XML-based presentation file type for Microsoft PowerPoint 2007 and later, standardized as ECMA-376 and ISO/IEC 29500 (Office Open XML). It replaces the binary PPT format by using a ZIP-compressed directory structure containing separate XML files for slide data, themes, and metadata, alongside folders for embedded media. This modular architecture reduces file size via deflate compression and improves data recovery, as undamaged components remain accessible even if specific XML parts are corrupted.

How to open a PPTX file

PPTX is natively supported by all Microsoft PowerPoint versions from 2007 onwards on Windows, macOS, iOS, and Android. It has broad cross-platform support, with full editing capabilities available in Apple Keynote, Google Slides, and LibreOffice Impress. Because it is a ZIP archive, users can also rename the extension to .zip to manually extract embedded media assets without specialized software.

More tools

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Why RunConvert

The fastest way to convert any file

Purpose-built for speed, privacy, and breadth of format support.

  • Convert ODP to PPTX in seconds

    Every ODP to PPTX conversion runs on our servers, so your device stays fast and the output quality stays intact.

  • Fast, cloud-powered

    No queue, no waiting. Files are processed on high-performance servers and returned in seconds, even for large files.

  • Secure & private

    Encrypted in transit and never shared with anyone. Uploads are erased the moment your job completes, and results shortly after.

  • Free - no account needed

    Convert without creating an account - no credit card, no trial clock. Sign in only if you want history and higher daily limits.

Developer API

Convert ODP to PPTX via API

Automate ODP to PPTX conversions in three steps: create a job, upload your file, then poll for the result.

Replace YOUR_API_KEY with your RunConvert API key. Get your free API key at runconvert.com/api.

# 1. Create job
curl -X POST https://api.runconvert.com/v3/jobs \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "tag": "odp-to-pptx",
    "tasks": {
      "upload-file": {
        "operation": "import/direct/upload"
      },
      "convert": {
        "operation": "convert",
        "input": "upload-file",
        "input_format": "odp",
        "output_format": "pptx"
      },
      "export-result": {
        "operation": "export/url",
        "input": "convert"
      }
    }
  }'

# 2. Upload your file (upload_url of the upload-file task in the response)
curl -X PUT "$UPLOAD_URL&filename=input.odp" --upload-file input.odp

# 3. Poll for result
curl https://api.runconvert.com/v3/jobs/$JOB_ID?include=tasks \
  -H "Authorization: Bearer YOUR_API_KEY"

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