OpenSub

1 like

OpenSub is an open-source desktop application for auto generating subtitles, editing, and styling subtitles with a visual editor.

OpenSub screenshot 1

Cost / License

Free
Open Source

Origin

India

Platforms

Mac
Windows
Linux

OpenSub alternatives

1like

0articles

Features

Properties

Privacy focused

Features

Dark Mode
No registration required
No Tracking
Works Offline
Ad-free
Support for subtitles
Visual timeline
Subtitles and captions
Timeline-based

Tags

OpenSub News & Activities

Highlights All activities

Recent activities

Maoholguin added OpenSub as alternative to Overcaption
about 1 month ago
niksavc liked OpenSub
3 months ago
POX added OpenSub as alternative to Captions, Crayo.ai, StoryLab.AI and Capte App + 14 similar activities
3 months ago
POX added OpenSub
3 months ago

OpenSub information

Developed by
SivaPA08
Licensing
Open Source and Free product.
Written in
Svelte
Alternatives
16 alternatives listed
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Supported Languages
- English

AlternativeTo Category

GitHub repository

2 Stars
0 Forks
0 Open Issues
Updated Jun 27, 2026

Popular alternatives

OpenSub was added to AlternativeTo by Paul on Jun 29, 2026 and this page was last updated Jun 29, 2026.

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What is OpenSub?

OpenSub is an open-source desktop application for auto generating subtitles, editing, and styling subtitles with a visual editor.

Features:

Auto Subtitle creation and editing
Visual timeline editor
Custom subtitle styling
Local processing
Cross-platform support (Windows, Linux, macOS)