DENO ECOSYSTEM FIELD GUIDE · 中文 / ENGLISH

From Node.js migration to edge and AI agents.

Not a mirror of the official manual: a project-oriented Deno guide covering Fresh, Hono, databases, Deploy, MCP, and production AI applications.
01 · NODE DEVELOPERS01

Migrate an existing project

Keep package.json and npm dependencies while resolving CommonJS, Node APIs, and tests one layer at a time.

Follow the migration path →
02 · FIRST TIME02

Start with TypeScript

Install Deno, learn permissions and modules, then build an HTTP service with tests.

Take the beginner path →
03 · BUILD A PROJECT03

Choose a web and data stack

Use Fresh for full-stack pages, Hono or Oak for APIs, and PostgreSQL, Drizzle, or KV for data.

Start building →
04 · SHIP IT04

Deploy to production

Choose the new Deno Deploy, Docker, or a general cloud, then configure secrets, cron, and telemetry.

Open deployment guide →
INSTALL DENO$ curl -fsSL https://deno.land/install.sh | sh$ deno test · 1 pass, 0 fail ✓

A practical map of the Deno stack

From runtime fundamentals to Fresh, Hono, data, deployment, and AI—with permissions, production boundaries, and verification built in.

Runtime & permissionsdeno run --allow-*Fresh full stackdeno run -Ar jsr:@fresh/initHono APIsDeno.serve(app.fetch)PostgreSQL / Drizzledeno install npm:drizzle-ormDeno Deploydeno deployMCP & agents@modelcontextprotocol/sdk

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