SSA file extension. How to open and convert files with SSA file suffix

Files with ssa file extension are subtitles in SubStation Alpha format. One of the many subtitle formats, popular with the Anime scene.

There are 3 other file types using
the SSA file extension!

.ssa - Empire Earth custom assets

.ssa - Visual SourceSafe backup archive

.ssa - Children of the Nile campaign

Detailed description

Software that open ssa file

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SSA file extension - SubStation Alpha subtitle data

What is ssa file? How to open ssa files?

File type specification:

Text file type

The ssa file extension is used for one of the common video subtitle format called SubStation Alpha.

SSA is an external subtitle file format that supports both text formatting and styling. It has an enormous amount of options including Karaoke, audio effects, graphic drawing etc.

It is usually considered to be somewhat bloated and badly designed, however is the only subtitle format that (at least on windows) really supports text formatting and styling at all. It is popular in the Anime scene and among Karaoke fans.

Updated: March 16, 2025

The default software associated to open ssa file:

Aegisub

Aegisub is a free, cross-platform open source tool for creating and modifying subtitles.

How to watch movies with subtitles

Create subtitles for 3D movies

How to create video subtitles

Help how to open:

You can open and edit *.ssa files by any simple text editor, such as Notepad etc.

How to convert:

Subtitles may be re-saved to various subtitling formats (SUB, SRT etc.) with a proper tool.

Find conversions from ssa file:

ssa to ass

ssa to srt

ssa to txt

Find converter to ssa file type:

File identification strings:

HEX code: 5B 53 63 72 69 70 74 20 49 6E 66 6F 5D
ASCII code: [Script.Info]

List of software applications associated to the .ssa file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open ssa file, edit ssa file, convert ssa file, view ssa file, play ssa file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting ssa files.

Software that open ssa file - SubStation Alpha subtitle data

Programs supporting the exension ssa on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open ssa file action.