A cross-platform advanced subtitle editor
Aegisub is a cross-platform advanced subtitle editor. It is available for Windows and macOS, with official builds for both, and it can also be built for Linux and other systems from source.
It suits anyone who writes or edits subtitles and wants a dedicated editor rather than a general-purpose text tool. For binaries and general information the project points users to its homepage, support is offered through Discord and IRC, and bugs are tracked in a public issue tracker.
Description adapted from the project README.
Community project. Help and bug reports go to the maintainers on GitHub; AppsXi does not provide support for this app.
BSD 3-Clause License
Use, change and share it freely, including in closed source apps, as long as the copyright notice stays.
AppsXi checks every version before it is listed.
Mac
Signed by Ryan Lucia (7NZK26BU3C)
Apple Developer ID team 7NZK26BU3C
Notarized by Apple
Hardened Runtime on
File matches the hash GitHub published
SHA-256 7d0701fbabcbcea1664b50e4f2726ea333721d1fbb313a3cc0c81e2a50b98cb5
No malware found
ClamAV 1.5.4 on Oct 13, 2026
Install and behavior test in a virtual machine: not run yet
Coming soon for all listings.
Windows
Signed by Ryan Lucia
Certificate from Microsoft ID Verified CS AOC CA 03,O=Microsoft Corporation,C=US
Signature is timestamped
File matches the hash GitHub published
SHA-256 eecdc8bee8b060ec9458af87f59b371c2919c9e22aad40ea9064c65a7a3a5fca
No malware found
ClamAV 1.5.4 on Oct 13, 2026
Install and behavior test in a virtual machine: not run yet
Coming soon for all listings.
Checked Oct 13, 2026 · Mac and Windows
DMG · 30 MB, DMG · 32 MB, EXE · 47 MB
Yes. Aegisub is free and open source under the BSD 3-Clause License. AppsXi lists the maintainers' official release and does not charge for it.
AppsXi downloads every version of Aegisub from the maintainers' official GitHub release and checks it before it is listed. For version 3.5.0 (checked Oct 13, 2026), the Mac download is signed by its developer and notarized by Apple, the Windows download is Authenticode signed, each file matches the checksum GitHub publishes for the release, byte for byte and a malware scan found nothing.
Yes. Aegisub has a native Apple silicon build, and it runs on Intel Macs too.
Aegisub needs macOS Ventura (13) or later.
Aegisub is an open source project by TypesettingTools on GitHub (TypesettingTools/Aegisub). Help and bug reports go to its maintainers there.
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Open-source, cross-platform video editor built with Qt, MLT and FFmpeg
macOS video editor built for AI
MP4 muxer and editor, can add tx3g subtitles, video, audio and chapters tracks compatible with QuickTime
Subtitle editor for creating, editing and syncing subtitles