🛠️ Quilt workspace — every tool, one place

A site people come to do work. 20+ tools that compose together. Each one saves to localStorage so you can move between them.

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Home Workspace Playground Token calc Cron builder JSON → sheet .nail builder Puzzle Pincher Vibe Inspector From React Cell game Infrastructure Finance

Pick a tool. Or follow a workflow.

Every tool below is a self-contained page that does real work in your browser. They share state through localStorage — start a reflex database in Pincher, ship it as a .nail bundle, load it on an ESP32. Compose them however you need.

🔁 Common workflows — click to follow

Build a reflex engine from scratch

Open Playground to learn how cells work
Try Puzzle to get the hang of composing cells
Open Pincher and pinch DevOps tasks — it learns reflexes
Open .nail builder and click "Load from Pincher demo"
Download the .nail bundle, ship it to a Worker / workstation / ESP32

Build a Quilt sheet from real data

Open JSON → sheet and paste your JSON
Copy the generated sheet, paste it into Playground
Add derived cells, run it, see the values
Export the sheet as a .nail bundle from .nail builder

Plan a deployment of quilt-elf

Open Vibe to see the dashboard for invisible elves
Open Token calculator and add your workload
See if you fit within free tiers or need a metered provider
Open Cron builder and pick a 15-min trigger (the default)
Deploy @quilt/elf to Cloudflare Workers with the cron + tokens

Learn Quilt from React

Open From React to Quilt for the mental model bridge
Open Playground and load the "counter" example
Open Inspector to see a dependency graph
Open Puzzle and solve puzzles to build intuition

🔨 Build & compose

Write a Quilt sheet, run it, see cells evaluate. 4 example sheets included.

cellsformulaslive eval

Describe what you want. z.ai GLM-4.5 generates a Quilt sheet. Copy to Playground to run.

z.aiNL → cells6 examples

Paste JSON, get a Quilt sheet. Each top-level key becomes a cell, summary formulas added.

JSON insheet outsummary

Build portable agent state. Pick a target runtime (cloud/workstation/ESP32/Jetson) and download.

.nailportablemulti-platform

Solve puzzles by composing cells. 9 puzzles from easy (sum) to hard (stddev).

9 puzzlespar scoreshints

14 rules find issues in your sheets: undefined refs, circular deps, eval, security risks.

14 rules3 severities5 samples

📐 Measure & analyze

Run 5 workload scenarios in your browser. Per Kimi: scale, depth, reactivity, compute, mixed.

5 scenarioshistoryratings

Visualize when reflexes fire. Per DeepSeek: 'the missing explain button for spreadsheets'.

timelineforce graphevent log

Test, visualize, and export regex. Match highlighting, capture groups, JS/Python/Quilt export.

8 presetsexportbreakdown

Compare two pieces of text or JSON. Additions, deletions, modifications, 2-way merge.

LCSside-by-sidemerge

📊 Plan & estimate

Token calculator

Multi-provider cost estimator. Add tasks, see tokens used across z.ai/Kimi/DeepSeek/CF AI.

4 providersfree tiersover-budget alert

Build cron expressions visually. 12 presets, calendar view, hour grid showing when it fires.

12 presetscalendarhour grid

Live dashboard for the invisible elves. See current vibe, provider usage, backlog, audit.

5 vibes4 providersaudit loop

🤖 Reflex & introspect

A reflex engine in your browser. Pinch tasks, learn reflexes, see the three tiers in action.

3 tiers9 starterslocalStorage

Visualize any Quilt sheet as a dependency graph. Filter, hover, see evaluations.

force graphfiltershover details

🌐 Simulate & deploy

Federation live

See cells propagate across 4 simulated instances with latency. Stress test, random events.

4 instanceslatencysubscriptions

Scenario simulator

Simulate a small fleet of Quilt instances. Watch propagation, stress test, view history.

3 instanceseventshistory

See hosted Quilt in action. CLI output, browser preview, metrics. Real deploy flow.

CLIpreviewmetrics

Test Quilt REST endpoints. 16 endpoints, simulated responses, headers, body.

16 endpointsRESTsimulated

All 25 Quilt repos at a glance. Tier filter, language filter, test counts, links.

25 reposfiltersummary

The 5 infrastructure repos: base, swarm, core-os, k3s, nomad. Splash images, demos, links.

5 layers3 demos76 tests

Every tool indexed and searchable. Sortable, filterable, with size and LLM tags.

33 toolssearchsort

📚 Learn

From React to Quilt

Mental model bridge for React developers. Side-by-side comparisons of components vs cells.

9 comparisonsside-by-sidecode samples

ScummVM-style clockwork + live spreadsheet. 5 eras of how humanity solved "count time".

5 eraslive sheetclick cells

The 1-page overview of Quilt: what it is, how it works, why it matters, where to start.

overviewexamplesecosystem

📝 Templates — 13 click-and-go apps

Personal finance tracker. Categories, monthly budget, savings rate, charts. Self-contained.

localStorageJSON exportno backend

AI writing assistant. Pick a tone, set a length, write. Local-first with optional z.ai hookup.

tonelengthlocalStorage

Multi-city weather. Add cities, see current conditions, hourly forecast.

multi-cityhourlyself-contained

Paper trading simulator. Track positions, see P&L, chart performance.

positionsP&Lcharts

Branchable chat. Each message can have child messages (branches). Visualize as a tree.

branchestree viewlocalStorage

Note-taking app. Each note is a cell. Search by tag or content. Markdown-like formatting.

cellstagssearch

Daily habit tracker. 7-day view, streak counter, completion rate. 5 sample habits.

7-daystreaksrate

Recipe calculator. Scale ingredients to different serving counts. Multiple recipes.

scalingmulti-recipeJSON