tokio-rs/topcoat

A batteries-included framework for building web apps

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The full full-stack framework for Rust ![Crates.io][crates-url] ![Docs.rs][docs-url] ![MIT licensed][mit-url] ![Build Status][actions-url] ![Discord chat][discord-url] Topcoat is a modular, batteries-included Rust framework for building full-stack apps. It prioritizes simplicity and productivity. See Learn Topcoat to get started, or the Roadmap for what's coming next. Early-stage and experimental. Expect breaking changes. Topcoat renders all markup on the server: components can be async and query the database directly, eliminating all the traditional boilerplate needed for a separate API layer. Interactivity does not have to cost a round-trip, though. A $(...) expression is ordinary type-checked Rust that Topcoat evaluates on the server for the initial render and also translates to JavaScript, so it re-runs instantly in the browser. No wasm bundle, no client build step: When an update does need the server, like fresh search results, mark the component as a #[shard]. Topcoat re-renders it on the server whenever one of its $(...) arguments…

tokio-rs/topcoat on GitHub A short preview, not the full document.

Read the full README ↗ · Preview checked 2026-11-10T16:50:29.965Z

Inside the original README — Document outline
  1. What makes Topcoat different
  2. Client reactivity without the boilerplate
  3. Powerful, unsurprising HTML templates
  4. Module-based routing
  5. Premade components you can edit
  6. Asset bundling
  7. Built-in Tailwind support
  8. Learn Topcoat
  9. Roadmap

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What this repository does

A batteries-included framework for building web apps

Repository facts

Owner
tokio-rs
Primary language
Rust
Stars
6,591
Forks
236
Open issues + pull requests
56
License
MIT
Archived
No
Default branch
main
Created
2026-04-03T14:27:27.000Z
Last push
2026-11-09T18:40:53.000Z

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