New Song: Letting Go
Written from long nights beside a friend's dying brother — and the memory of standing beside my own father's bed years before.
I'm Larry (Danna) Collins Jr.
Software developer (C#, SQL, .NET). Live bluegrass musician. Vintage computer collector. I build things that are useful, play things that are loud, and collect things that are old.
Featured tools
Markup
Paste a screenshot and annotate it with callout bubbles, arrows, rectangles, circles, and text. Downloads as a full-res PNG.
Open toolSudoku
Classic 9×9 Sudoku with five difficulty levels, five visual themes, pencil-mark notes, and a hint counter. Mobile-friendly, works offline.
Play nowDice Games
Multiplayer Yacht and Farkle in the browser. Host a session, share a QR code, and play from any device in real time.
Play nowRecent posts
All posts →Markup: What's Been Added Since Launch
Three sessions of improvements: toast notifications, emoji stamps, a pixelator, a spotlight tool, and now a select-and-drag layer for editing placed shapes.
Markup: Annotate Screenshots Right in the Browser
A new tool: paste a screenshot, draw callout bubbles, arrows, rectangles, circles, and text labels, then download the annotated PNG — no upload, no account.
Tools
Interactive web demos I use myself. SQL helpers, regex testers, games, and more.
Tips
Pro tips in C#, SQL, JavaScript, and 6502 assembly. Stack Overflow-style, searchable by tag.
Vintage
My Commodore 64 and vintage computer collection. Hardware history, personal notes, growing 6502 projects.
Music
Live bluegrass with friends. AI-assisted songwriting with Suno. Videos and tracks.