Free, open-source alternatives to CloudConvert
Convert files between formats online. 3 apps you can run yourself instead of CloudConvert, sorted by how well they replace it. Each one is open source, so your data stays with you.
ConvertXBest match
Online file converter which supports over a thousand different formats.
Transmute
File converter for images, video, audio, json, excel and more. Supports over 2,000 conversions!.
SnapOtter
Suite of 200+ web tools for converting and editing images, videos, audio and PDFs, including a layer-based image editor, OCR, transcription, background removal and batch processing pipelines (alternative to SmallPDF, iLovePDF, CloudConvert).
Side by side
Why replace CloudConvert?
CloudConvert works, but your data lives in someone else's account, the price can change at any time, and features can disappear. An open-source app you run yourself is yours: you choose where it runs, who can see the data, and when to update.
Questions
What is the best free alternative to CloudConvert?
ConvertX is the closest open-source replacement for CloudConvert in our list. Transmute and SnapOtter are worth a look too, depending on what you need.
Can I self-host an alternative to CloudConvert?
Yes. All 3 apps on this page are open source and can run on your own server, usually with Docker, or on a managed host that installs them for you.