STL File Converter — Convert .STL to ASS, FFMETA, JSS & More

STL is the most common file format used in 3D printing. It represents surface geometry using a mesh of triangles without color, texture, or material data. STL f…

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Source Format

Stereolithography

.stl
3D Models & CAD

STL is the most common file format used in 3D printing. It represents surface geometry using a mesh of triangles without color, texture, or material d...

model/stl
Learn more

Convert STL to (10 formats)

Advanced SubStation Alpha
.ass
ASS
FFmpeg Metadata
.ffmeta
FFMETA
JACOsub Subtitles
.jss
JSS
MicroDVD Subtitles
.sub
SUB
Scenarist Closed Captions
.scc
SCC
SubRip Subtitles
.srt
SRT
HDMV PGS Subtitles
.sup
SUP
Timed Text Markup Language
.ttml
TTML
WebVTT
.vtt
VTT
STEP (ISO 10303)
.step
STEP
.stl

Select a Target Format

Choose one of the 10 output formats on the left to configure your conversion options.

Popular STL Conversions

STL→ASSSTL→FFMETASTL→JSSSTL→SUBSTL→SCCSTL→SRTSTL→SUPSTL→TTMLSTL→VTT

What is a .STL file?

STL is the most common file format used in 3D printing. It represents surface geometry using a mesh of triangles without color, texture, or material data. STL files are simple, lightweight, and widely supported by slicing and manufacturing software.

File Extension
.stl
MIME Type
model/stl
Category
3D Models & CAD
Output Formats
10 supported

Frequently Asked Questions

A .STL file is a Stereolithography format used in the 3d models & cad category. You can view the full technical details on this page, or convert it to another format using the tool above.