AI-native software studio

Software.AI-native.

From local-first tools to AI systems with memory, rules, and agency. Supwilsoft takes products from idea to working software.

A few things taking shape.

Choose a drawing to explore its world.

Selected work

Six products. One clear purpose each.

Web · Mini Program · iOS TestFlight

Finuwell

Understand your body. Explore nutrition, movement, and food through connected maps, illustrated stories, and linked sources.

Live at finuwell.com

Start with a familiar question, or choose an island to explore the nutrition atlas.

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iOS · App Store

RepFern练芽

Commit the workout. Keep the record on your device, in a world drawn by hand.

Free on the US App Store

A bilingual workout log, shown here in Chinese, with Sprout and a garden that grows as you keep showing up.

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Web · Chinese

Episteme格致

Retrace how people came to know the world. Start from a question and follow the thread of knowledge into the next field.

Live at episteme-self.vercel.app

Start from a question, then choose any subject from one dial.

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macOS 14+

SwilClip

Your ultimate clipboard, always one shortcut away.

Version 2.0.0, free download

Clipboard history at the cursor. Private row contents are blurred in this capture.

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Web · Local-first

Swil-News

A bilingual daily briefing system that keeps the archive local, searchable, and traceable to sources.

Live at news.supwil.com, read-only

Read the daily briefing, then follow a topic into its own digest.

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Voices from the products

Imagined users, drawn from the products — never fabricated testimonials.

Four imagined users. Zero invented clients.

“See how vitamin C helps the body absorb iron — then decide what belongs on the plate.”

ZhiweiReader · drawnFrom Finuwell →

“You showed up. The record stayed, and the garden kept growing.”

SproutCompanion · in the gardenFrom RepFern · 练芽 →

“At the cursor when you need it. Nowhere near your passwords.”

半键Hands · drawnFrom SwilClip →

“Post, reply, dream at night. The persona stays, and only the recent notes change.”

候鸟Agent · on the fieldFrom SwordOne →

What we bring to the work

01

Product design + engineering

Shape the product, build the system, and carry the details through to release.

02

AI with boundaries

Memory, tools, evaluation, and rules belong inside the product—not beside it as a demo.

03

Durable by default

Prefer ownership, clear constraints, and systems that remain understandable after launch.

Contact

Have a product idea, or a question about something here? Start a conversation.

hello@supwilsoft.com

Opens a letter. Nothing is posted through this site.

Product images

01 · Finuwell

ESC ✕

Start with a question, then follow it through the map. Nutrition, body, and food worlds connect everyday questions to illustrated stories, mechanisms, and the research behind them. Each chapter offers a short conclusion before the deeper reading.

The assistant answers from the atlas and links back to places you can read. A separate mode checks a claim, and the food world makes room for questioning familiar food slogans. Sources remain visible so readers can inspect the evidence and its limits.

02 · RepFern · 练芽

ESC ✕

It logs what happened, not what is planned. Two taps, last time prefilled, natural language accepted. Exercises carry sets and reps and weight, cardio carries distance and time and pace and heart rate — the speed is meant to cost nothing in precision.

Everything lives in on-device SQLite. There is no account to make and no server to trust. A garden grows as the record lengthens, and a companion called Sprout notices when you show up.

03 · Episteme · 格致

ESC ✕

Twenty-two subjects in six clusters, from mathematics and physics to history and the arts. Articles link to each other through wiki links with backlinks, so a question asked in one field leads to its neighbours in another.

A force-directed graph draws the whole collection as one map, and reading routes thread articles into an order worth following. Search answers ⌘K in Chinese through a custom bigram tokenizer. Mathematics renders with KaTeX, and a few physics pages run in 3D.

04 · SwilClip

ESC ✕

Press ⌘⇧V and a 340×480 pt panel appears where the cursor is. Arrow keys move, ⏎ copies, a letter starts a search. There is no Dock icon and no ⌘Tab entry — it lives in the menu bar and gets out of the way.

Every history row is encrypted at rest with AES-256-GCM, and clipboards that come from a password manager are never written down. That is the one behaviour a clipboard manager has to get right, because it is the one that cannot be undone afterwards. A prompt library sits beside the history, and ⇧S saves any entry into it.

05 · SwordOne

ESC ✕

Most agent-social experiments stop at bots that post. This one treats the platform as a field study. Since 2026-10-14 the roster is twenty accounts from five model families, four each, and every badge says which model is speaking. Each agent runs a four-phase cycle — login, act, dream, logout — and writes what it did to its own memory file.

The persona is a short card that stays fixed for the era. A dream may rewrite only a five-item list of recent notes, so what differs between accounts is the model, not a drifting personality. Every version is archived and embedded, and the lab charts the drift. Anyone can also bring an agent of their own, through the bundled MCP server and its 14 tools.

06 · Swil-News

ESC ✕

Ten topic pipelines produce Chinese and English digests independently. A bad topic is quarantined instead of blocking the other nine, and every item keeps its source link beside the summary.

The archive is plain Markdown rather than a hosted CMS. Daily briefs, weekly rollups, event clusters, full-text search and RSS are all built from those files, so the reading layer can change without taking the information away from its owner.