v2.0.0 4K/FHDOfficial Release
Chzzk & YouTube Downloader
Standalone local utility to download Naver CHZZK VODs, clips, and YouTube videos or Shorts in maximum resolution (up to 4K / 1080p FHD). Zero re-encoding loss with bundled FFmpeg.
STREAMER & CREATOR UTILITIES
Essential Free Tools for Streamers & Creators
From video preservation and schedule design to live chat moderation radar and hotkey soundboards —
practical, zero-cost web utilities ready to supercharge your broadcast workflow.
Download & Video Archive
Preserve VODs, stream highlights, and YouTube videos directly to your PC without quality loss.
Stream Planning & Operations
Streamline your broadcast announcements, community updates, and chat safety.
HOT STUDIOFree Online
Broadcast Schedule Studio
Create beautiful weekly and monthly streaming schedule graphics with 7 customizable design templates. Export high-res PNG images and formatted Discord/community announcement text.
LIVE RADAROperational
Bzzk Ban & Moderation Radar
Real-time moderation radar tracking blacklisted trolls and toxic chat participants across CHZZK channels to protect streamer broadcasts.
Live Production & Creator Assets
Enhance your live broadcast energy with instant sound effects and custom channel assets.
HOTKEY SFXFree Online
Keypad Stream Soundboard
Ultra-fast browser soundboard triggering reaction SFX, meme audio, and stream jingles using number keypad hotkeys with zero latency.
ANIMATEDFree Online
Animated Emote Maker
Frame-by-frame web animation studio to craft animated GIF & WebP channel emotes and subscriber badges for Twitch, YouTube, and CHZZK.
OBS OVERLAYFree Online
Live Stream Doodle Board
Real-time animated drawing canvas and neon sketchpad designed for OBS browser source overlays. Draw directly over your stream screen.
OBS STUDIO INTEGRATION
Use with OBS Studio Browser Source
All ErrorLedger utilities and interactive games integrate effortlessly with OBS Studio via Browser Source. Just paste the URL into OBS at 1920x1080 resolution for clean overlays, crisp visuals, and direct streamer control.