16 services indexed

Applesauce Hub

Central index of every applesauce.chat product and service. Quick links, about pages, and live status — all in one place.

live

Morse

Learn Morse code by tapping

Press space or tap to key dits and dahs. Koch-method lessons unlock letters as your accuracy grows, with a listen drill and the classic binary-tree reference. Mobile-friendly, no account.

Vanilla JS Web Audio Koch method Binary tree
live

Sell

Photo-to-listing for resellers

Snap a photo of anything you want to sell. AI identifies the item, researches real eBay sold prices, generates optimized listings, and posts to eBay and Facebook Marketplace in seconds.

FastAPI GPT-5.1 Vision Playwright eBay API Pirate Ship
live

Game Lab

Behavioral economics experiments for LLMs

Do LLMs behave like rational agents or like humans? Play live rounds of the Prisoner's Dilemma, Dictator Game, and 4 more classic games. System prompts flip cooperation from 0% to 100% (Cohen's d = 1.98).

FastAPI Behavioral Econ 6 Games 270+ Prompts
live

Tome

Photo-to-trading-card generator

Turn any photo into a collectible trading card with AI-generated stats, elements, and rarity. Battle friends in Card Clash, fuse cards, chase legendaries.

FastAPI GPT Vision Card Clash Fusion
live

Graze

Ingredient safety scanner

Snap a label — food, cosmetics, supplements, baby care — and get an instant safety score. 56 flagged food additives, 82 cosmetic ingredients of concern, 50+ allergen keywords.

FastAPI GPT Vision Open Food Facts Safety DB
live

Compress

Browser-native video compression

Shrink any video right in your browser. FFmpeg runs locally via WebAssembly — nothing leaves your device. Quality presets, progress tracking, offline PWA support.

FFmpeg WASM H.264 PWA Offline
live

Mend

Repair decision engine

Photo-based verdict on whether to fix, sell, or replace. Upload a photo of anything broken and get repair economics and an honest verdict.

FastAPI GPT Vision Repair Economics
live

Forage

AI photo challenge

Forage — an AI-powered photo challenge game on applesauce.chat.

FastAPI Jinja2 SQLite
live

Patch

Field journal for living things

Camera-first field journal. Photograph plants, fermentation jars, sourdough starters. AI identifies species, estimates health, and logs a visual timeline.

FastAPI GPT Vision Timeline Species ID
live

Applesauce

The platform hub

Central landing page for all Applesauce products. Static HTML, zero dependencies, dark-mode-first design with scroll-driven animations.

Static HTML GitHub Pages Zero Deps
live

gradstudent.me

Academic portfolio

Personal portfolio for William Wyatt — PhD economist and AI researcher at Claremont Graduate University. Publications, research, open source.

Static HTML Bulma Retro Design
dev

research

Notes on LLM measurement and experimental design

Long-form technical writeups on LLM evaluation infrastructure, behavioral measurement, and experimental design. Posts are markdown files with YAML frontmatter, deployed via git.

FastAPI Jinja2 python-markdown Pygments
active

tkk

TikTok Ad Intelligence

Analyze TikTok videos to find what works. Download, transcribe, extract frames, scrape comments, and generate new video concepts based on performance patterns.

FastAPI yt-dlp Whisper GPT Vision SQLite
dev

RoR2 Analyzer

Risk of Rain 2 run stats analyzer

Upload end-of-run screenshots from Risk of Rain 2. AI identifies items, stats, survivor class, and links everything to the wiki.

FastAPI GPT Vision SQLite
live

The Library

Audiobook collection browser

Browse a curated collection of 108 audiobooks across sci-fi, fantasy, thrillers, and nonfiction. Filter by series, sort by rating, explore stats. 96 cover images, 28 series, 1,428 hours of audio.

Static HTML Vanilla JS Open Library Covers
dev

Maps

Neighborhood t-shirt designer

Pick a neighborhood-themed artwork, pick a shirt color, see a live mockup, place an order. Multi-tenant storefront — admins bulk-upload art, tag it, and curate feeds (subdomain stores per city or season). Orders go straight to the printer with print-ready assets.

FastAPI SQLite Pillow Stripe Multi-tenant