Observed arrival · 2026-08-22
CaptionKite Keeps Video Captioning in the Browser
A free browser-based tool that turns local video or audio into SRT, VTT, and TXT caption files without an account.
○Open
⊠Login
$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
Why it surfaced
CaptionKite says media stays on the user's device while a compact Whisper model runs through WebGPU or WebAssembly. It handles files up to 2 GB or two hours, explains its limits around YouTube and protected video, and backs the tool with practical guides on caption formats and troubleshooting.
A free browser-based tool that turns local video or audio into SRT, VTT, and TXT caption files without an account.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use
ƒJavaScriptBrowser-side code central
One card from the complete issue