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All YouTube Guides

YouTube growth guides organized by category

Content Creation

How to Design YouTube Thumbnails That Get Clicks

Keep text to 3–5 words and check it on a phone

Thumbnails are the "cover" of your video. The same content can get 3-5x more views depending on the thumbnail

Thumbnail Creation Tools Guide

From Free to Pro, Recommendations by Use Case

GIMP, Canva, Photoshop, Photopea, Figma — comparing features, pricing, pros and cons of thumbnail creation tools

Optimal Video Length by Genre

What Video Duration Performs Best

Tutorials 10-15min, vlogs 8-12min, Shorts 30-60sec — comprehensive guide to optimal video length by genre and purpose

How to Script a YouTube Video: Hook, Problem, Solution, CTA

Video Structure for Higher Retention

Hook → Problem → Solution → CTA — proven video structure framework that keeps viewers until the end

A YouTube Editing Workflow: Five Steps from Raw Footage to Upload

Cut editing time with templates you can reuse

Shoot → Rough cut → Music/effects → Subtitles → Final review — building a repeatable editing system

YMM4 Complete Guide — YMM4 vs Lite, AquesTalk License Explained

Everything About YukkuriMovieMaker4: Version Differences, Voice Engines, License Warnings

YMM4 is free video editing software that auto-generates voice, subtitles and lip-sync from text. Covers YMM4 vs Lite differences, AquesTalk license timing, and monetization warnings

Zundamon Video Creation Tips

How to Use the Hottest Commentary Character

Zundamon is the flagship VOICEVOX character, replacing Yukkuri as the new mainstream for Japanese YouTube commentary. Free commercial use, high voice quality, and rich emotional expression

Commentary Characters & PSDTool Guide

Getting and Editing Lip-sync Character Assets

PSDTool, Yukkuri Reimu/Marisa, Zundamon, Shikoku Metan — complete guide to character assets for commentary videos

What Is Tachie (立ち絵)? Standing Character Art, PSD Layers and Free Assets

Base body, expression variants, PSD layers and free characters

Tachie (立ち絵) are standing character illustrations used in visual novels and commentary videos. Learn the PSD layers, expression variants and free assets.

Free BGM Sites for YouTube

Getting Background Music Without Copyright Worries

YouTube Audio Library, DOVA-SYNDROME, Amacha Music, Artlist — comparing free and paid BGM sites by features, licensing, and usage

Free Background Image Sites for YouTube

Essential Background & Illustration Assets for Commentary Videos

Minchirie, Irasutoya, Pixabay, Unsplash, Pakutaso — complete guide to free image and illustration sites commonly used for video backgrounds

Popular BGM & Sound Effects Used by YouTubers

"Where Have I Heard This BGM?" — That Collection

Popular tracks from DOVA-SYNDROME, classic sound effects, and familiar YouTube BGMs — organized by scene type

Open Source Tools

YouTube Video Automation Open Source Tools Guide

From Auto Shorts Generation to Character Animation — GitHub Project Collection

From one-line topic to Shorts, free video generation with local LLMs, to 2D character skit automation — a comprehensive list of open source projects for YouTube video automation

youtube-shorts-pipeline — One Line Topic to Finished Shorts

Fully Automated YouTube Shorts Pipeline from Research to Upload

Enter one topic line and it auto-completes research → script → AI images → voiceover → captions → BGM → upload. Open source Python CLI at ~$0.11 per video

Tooscut — GPU-Accelerated Video Editor Running in the Browser

How WebGPU + Rust/WASM Achieves Native-Level Real-Time Compositing in the Browser

An open-source NLE that handles multi-track editing, keyframe animation, and real-time GPU effects entirely in the browser. A Rust compositing engine compiled to WASM drives the WebGPU pipeline.

What Is VOICEVOX? How the Free Zundamon AI Text-to-Speech Engine Works

Text → Phoneme → Pitch → Waveform: How a 3-Stage Pipeline Enables User Editing

VOICEVOX is the free, open-source AI TTS engine behind Zundamon. How its 3-stage pipeline (duration, pitch, waveform) works, plus its Docker HTTP API.

Synctoon — AI Pipeline That Turns a Script into 2D Animated Video

Gemini directs emotion/action/background, Gentle handles lip-sync, Pillow composites frames

Synctoon is an open-source pipeline that takes a text script and narration audio to automatically generate 2D character animation videos with emotion, body poses, background transitions, and lip-sync.