Emanuel Nunes

Software Developer & Creator of DownKingo

Developer passionate about building tools that respect user privacy. Creator of DownKingo, an open source media toolkit built with Go, Wails v3, and React 19. Believes that good software should be free, transparent, and tracking-free.

6 articles published

Articles

Sound waves being converted to text by artificial intelligence with blue and purple gradient

tutorial

Transcribe Audio & Video with AI Using DownKingo

Transcribe audio/video to text offline with DownKingo using OpenAI Whisper. High accuracy, multi-language support, and 100% private. Free and unlimited.

February 13, 2026 · 4 min read

Modern desktop displaying DownKingo interface with floating icons

announcement

Welcome to the DownKingo Blog: Our Journey Begins

Discover the DownKingo blog: tutorials, tips for downloading videos, converting formats, and transcribing audio with AI. Free and open source.

February 12, 2026 · 3 min read

Ultrawide monitor displaying YouTube icon with 4K 8K MP3 badges and download progress bar

tutorial

Download YouTube Videos in 2026 (4K, MP3 & More)

Download YouTube videos in 4K, 8K or MP3 free with DownKingo. Guide covering format selection, quality options and audio extraction.

February 10, 2026 · 7 min read

Five colorful download arrows representing open source video tools side by side

guide

Best Open Source Video Downloaders in 2026

Best open-source video downloaders 2026: yt-dlp, DownKingo, Tartube, Parabolic, Stacher. Compare features, platforms, and pros/cons.

February 8, 2026 · 9 min read

tutorial

How to Download TikTok Videos Without Watermark

Download TikTok videos without watermark in HD with DownKingo. Free, private, no ads. Supports audio extraction and batch downloads.

February 6, 2026 · 6 min read

3D cubes representing video formats MP4 MKV WebM with codecs H264 VP9 and AAC

guide

Convert Video Formats: MP4, MKV, WebM & More

Video conversion guide (MP4, MKV, WebM). Understand codecs, containers, remuxing, and use DownKingo's free built-in converter.

February 4, 2026 · 9 min read