What is PLANTUML format?

PlantUML Source is PlantUML diagram source with full extension name. It is primarily used for PlantUML diagrams using self-documenting extension. Identical to .puml — same PlantUML markup language

Is Xonvert open source?

Xonvert uses open-source conversion libraries (FFmpeg, libvips, etc.) compiled to WebAssembly. The conversion engine is transparent and trustworthy.

Can I use Xonvert offline?

Yes! Once the converter page has loaded, it works without an internet connection. All conversion logic runs locally in your browser.

Does PUML to PLANTUML conversion work on slow internet?

Yes — and even with no internet at all. Once the page loads, conversion is entirely offline. Speed depends on your device's CPU, not your internet connection.

How is Xonvert different from other online converters?

Most online converters upload your files to their servers. Xonvert processes everything locally in your browser — your files never leave your device. It's faster, more private, and works offline.

Is there a file size limit?

There is no strict file size limit. However, very large files (over 500MB) may be limited by your device's available memory.

What are the advantages of PLANTUML over PUML?

PlantUML Source offers same PlantUML syntax as .puml with explicit extension, while PlantUML Diagram is known for UML diagrams from text — version-controllable and diffable. The best choice depends on your specific needs — compatibility, quality, or file size.

Convert PUML to PLANTUML

Fast, free, and secure PUML to PLANTUML conversion. No registration required.

puml

Diagram

plantuml

Fast, free, and secure PUML to PLANTUML conversion. No registration required.

Drag & drop your file here

or click to browse

Loading limits...

Related Conversions

PUML→PNG

PUML→SVG

PUML→PDF

High Quality

Maintain maximum quality during conversion

Fast Processing

Convert files in seconds with our optimized engine

Secure & Private

Files automatically deleted after conversion

How to Convert PUML to PLANTUML

Upload PUML File

Click the "Select File" button to upload your puml file from your device.

Start Conversion

Click the "Convert" button to instantly start converting to PLANTUML.

Download PLANTUML

Download your converted plantuml file immediately after processing.

Related Conversions

Convert DOT to PLANTUML — Free Online Diagram ConverterGraphviz Source to PlantUML Source Converter — No Upload RequiredGRAPHVIZ to PLANTUML — Instant Diagram Conversion | XonvertPUML to DOT Converter — Free, Private, No UploadConvert .puml to .gv Free — Diagram Converter | XonvertTurn PUML into GRAPHVIZ — Free Online ConverterConvert PUML to MMD — Free Online Diagram ConverterPUML to MERMAID Converter — Free, Private, No UploadConvert .mmd to .plantuml Free — Diagram Converter | XonvertConvert MERMAID to PLANTUML — Free Online Diagram ConverterFree MP4 to PLANTUML Conversion — Browser-Based Video ToolAVI to PLANTUML Converter — Free, Private, No Upload