Captions Python Packages

youtube-transcript-api

This is a python API which allows you to get the transcript/subtitles for a given YouTube video. It also works for automatically generated subtitles and it does not require an API key nor a headless browser, like other selenium based solutions do!

webvtt-py

Read, write, convert and segment WebVTT caption files in Python.

rev-ai

Rev AI Python SDK

ffsubsync

Automagically synchronize subtitles with video.

youtube-context-mcp

YouTube context for AI agents over MCP: transcripts (plain/timestamped), metadata, most-replayed heatmap peaks, and deep links to any moment.

datasety

CLI tool for dataset preparation: resize, align, caption, shuffle, synthetic, and mask generation.

tiktok-live-api

TikTok LIVE API for Python - Real-time chat, gifts, viewers, battles & AI live captions. Managed WebSocket, 99.9% uptime, zero maintenance.

subaligner

Automatically synchronize and translate subtitles, or create new ones by transcribing, using pre-trained DNNs, Forced Alignments and Transformers. https://subaligner.readthedocs.io/

audio-subtitler

Extract vtt and srt subtitle using fast whisper

autosrt

A python script COMMAND LINE utility to AUTO GENERATE SUBTITLE FILE (using free Google Speech Recognition API) and TRANSLATED SUBTITLE FILE (using unofficial online Google Translate API) for any video or audio file

embedsrt

embedsrt is a simple command line tool made with python to embed a subtitle file into any video or audio files

pycaps-ai

Create beautiful, animated video subtitles with Python and CSS.

localcaption

🎬 Fully local video transcription, subtitles, and captions. yt-dlp + ffmpeg + whisper.cpp // Just paste a URL, get transcripts, SRT/VTT subtitles, and timed JSON, all on your machine.

vit-captioner

Video captioning tool: extract key‑frames with Katna/OpenCV & generate captions with a ViT+GPT‑2 model.

srt3

srt3 is a simple library for parsing, modifying, and composing SRT files.

yt-transcript-fetcher

A python package to fetch YouTube video transcripts

assy

Automatic subtitle synchronization tool.

midicap

Stand-alone, pure Python MIDI music captioner and analyzer

musicalrecordingcaptioning

Caption recordings of musical theater, concerts, or any video with lyrics on Genius.com

translatesrt

a utility for translating a subtitle file to another language

pyautosrt

PySimpleGUI based DESKTOP APP to AUTO GENERATE SUBTITLE FILE (using free Google Speech Recognition API) and TRANSLATED SUBTITLE FILE (using unofficial online Google Translate API) for any video or audio file

tube-dl

Youtube video downloader and info extractor for python.

lcyt

HTTP POST (and JSON) closed caption sender for Youtube live videos. Containing Node.js and Python wrappers, a backend relay, a web client, two MCP's (stdio and HTTP SSE) and project site in Astro.

yt-transcript-extractor

A CLI tool to extract and save YouTube video transcriptions with metadata