autorouting

The Unravel Algorithm - Untwisting PCB traces

An algorithm for untwisting PCB traces within a HyperGraph

Apr 7 • Seve Ibarluzea

2

Sequential Optimal Packing for PCB Placement

A simple deterministic packing strategy that benefits from feedback loops

Apr 1 • Seve Ibarluzea

2

March 2026

Caching algorithms without knowing how they work

Everything worth computing is worth caching. Using vector similarity and synthetic problem generation to discover efficient hidden solution topologies

Mar 28 • Seve Ibarluzea

HyperGraph Autorouting

The perfect datastructure for representing autorouting problems

Mar 19 • Seve Ibarluzea

2

February 2026

We're releasing Z01, 1 million autorouting samples for training vision models on autorouting

Today we’re releasing Z01, 1 million autorouting input and output sample images for training vision models to autoroute 2-layer printed circuits.

Feb 26 • Seve Ibarluzea

2

March 2025

13 things I would have told myself before building an autorouter

Important lessons from trying to build the world's fastest autorouter for about a year

Mar 28, 2025 • Seve Ibarluzea

22

8

2

January 2025

The Recursive Pattern Pathfinder

A fractal algorithm for finding paths by recursively applying line patterns, could this create hyper-fast autorouters?

Jan 14, 2025 • Seve Ibarluzea

4

1

1

December 2024

October 2024

How to start building an Autorouter (video tutorial)

Seve uses the tscircuit autorouting dataset to build a simple autorouter

Oct 10, 2024 • Seve Ibarluzea

17:43

August 2024

The Intersection-Jump Autorouter

I 100x'd my grid autorouter's performance using 3 iterative rules

Aug 16, 2024 • Seve Ibarluzea

1

July 2024

Building a Grid-based PCB Autorouter

Build the best "getting started" autorouter, broken down step-by-step

Jul 31, 2024 • Seve Ibarluzea

1

Coming soon

This is autorouting.

Jul 20, 2024 • Seve Ibarluzea