(beta)

View, create and share your captions
with this open source browser extension

Chrome Web Store linkFirefox Add-on link
Discord link
Easy to use
View captions without leaving Youtube and other supported video sites
Advanced effects
View complex captions made in Substation Alpha formats (SSA, ASS) using the advanced renderer made possible by Subtitle Octopus
View supported custom fonts
Convenient editor
Create captions with the built-in editor directly in a video's page with the extension.
Manual caption positioning, keyboard shortcuts are supported.
More features to come!
Import existing captions
Use tools such as Aegisub or SubtitleEdit to create captions before uploading them through NekoCap. SSA, ASS, SRT, VTT, SBV formats are supported
How to view captions
1Download the extension for Chrome
Download the extension for <chrome>Chrome</chrome>
2Watch videos on one of the supported video sites as usual
Watch videos on one of the supported video sites as usual
3If there are captions for the video, select them from the dropdown!
If there are captions for the video, select them from the dropdown!

Latest captions

[Eng Sub] MuTeLuv ตอน 9 วัด ปะล่ะ Love Me if You Swear | EP.3 [2/4]
[日本語][Eng Sub] MuTeLuv ตอน 9 วัด ปะล่ะ Love Me if You Swear | EP.3 [2/4]
Thai (Thailand) Japanese (Japan)
captioned by Megu
ころしちゃった! / 初音ミク
I killed them! / Hatsune Miku
Japanese (Japan) English
captioned by UponNerat
[Eng Sub] MuTeLuv ตอน 9 วัด ปะล่ะ Love Me if You Swear | EP.3 [1/4]
[日本語][Eng Sub] MuTeLuv ตอน 9 วัด ปะล่ะ Love Me if You Swear | EP.3 [1/4]
Thai (Thailand) Japanese (Japan)
captioned by Megu
ノイズになっちゃった！ / 初音ミク
English - I Became Noise!
Japanese (Japan) English
captioned by kittiesAreOP
[Official Trailer] Girl Rules กฎหลัก...ห้ามรักเธอ
《大忌⋯⋯禁愛你》官方預告片 Girl Rules Official Trailer
Thai (Thailand) Cantonese (Hong Kong)
captioned by ksjaakhoeng1gong2
[Official Trailer] Girl Rules กฎหลัก...ห้ามรักเธอ
@noitazilogel
Thai (Thailand) Cantonese (Hong Kong)
captioned by noitazilogel
[Official Trailer] Girl Rules กฎหลัก...ห้ามรักเธอ
[Official Trailer] Girl Rules
Thai (Thailand) Japanese (Japan)
captioned by natsu
(Let's play Narratif) - CODE BLEU - Episode Final
(Narrative LP) - CODE BLUE - Final episode
French English
captioned by leaf.onthewind
Dating Game E8 Episode 8
Dating Game_S01E08_Episode 8
Thai (Thailand) Japanese (Japan)
captioned by kaeru
[2026 체리블라썸 뮤직페스티벌] BAND DAY - 김재중 홍보영상
[2026 Cherry Blossom Music Festival] BAND DAY - Kim Jaejoong Promotional Video
Korean (South Korea) English
captioned by SteVie OliVie

Latest captions

ころしちゃった! / 初音ミク
I killed them! / Hatsune Miku
Japanese (Japan) English
captioned by UponNerat
ノイズになっちゃった！ / 初音ミク
English - I Became Noise!
Japanese (Japan) English
captioned by kittiesAreOP
(Let's play Narratif) - CODE BLEU - Episode Final
(Narrative LP) - CODE BLUE - Final episode
French English
captioned by leaf.onthewind
[2026 체리블라썸 뮤직페스티벌] BAND DAY - 김재중 홍보영상
[2026 Cherry Blossom Music Festival] BAND DAY - Kim Jaejoong Promotional Video
Korean (South Korea) English
captioned by SteVie OliVie
Tetris VS Columns
Tetris VS Columns
French English
captioned by Shikonai
Joueur du grenier ( Hors-série) - RESIDENT EVIL
Player of the Attic (Special Episode) - RESIDENT EVIL
French English
captioned by Shikonai
(Let's play Narratif) - CODE BLEU - Episode 7 - Bistouri aux larmes
(Narrative LP) - CODE BLUE - Episode 7 - Bloodcell block tango
French English
captioned by leaf.onthewind
(Let's play Narratif) - CODE BLEU - Episode 6 - SAMU les copains !
(Narrative LP) - CODE BLUE - Episode 6 - Bye-one-one
French English
captioned by leaf.onthewind
【短編映画（縦型）】おじさんの、おじさんによる、おじさんのための、おじさん。
[Short film (vertical)] By, for, and about uncles. AI MLT
Japanese (Japan) English
captioned by Amber
(Let's play Narratif) - CODE BLEU - Episode 5 - Mutuez-les-tous!
(Narrative LP) - CODE BLUE - Episode 5 - Mutually Insured Destruction
French English
captioned by leaf.onthewind