CopperRoute · PCB autorouter in your browser

Routing settings

Board rules

KiCad project (optional)

No project selected — using the manual rules below.

Trace width mm Clearance mm Via diameter mm Via drill mm Max passes Time limit seconds

Refill copper zones in KiCad after routing Allow vias in SMD pads

Routing replaces every existing track and via on the selected nets, including locked ones.

BOARD PREVIEWReady for a board

▦

Drop your board here.

.kicad_pcb or .dsn, with an optional .kicad_pro.

Drag and drop a Specctra DSN or KiCad PCB here to route

SVG PREVIEW

Choose a board to get started.

Run it on your own machine

$ git clone https://github.com/emshotton/copperroute.git
$ cd copperroute
$ cargo build --release
# route a board and write a session file
$ ./target/release/copperroute route board.dsn -o board.ses

# or serve the routing tools over MCP (JSON-RPC on stdin/stdout)
$ ./target/release/copperroute mcp
# register that server with Claude Code
$ claude mcp add copperroute -- ./target/release/copperroute mcp

Needs a Rust toolchain; the pinned version is in rust-toolchain.toml. Run copperroute --help for the full command list.