We rewrote our custom visualisation renderers from SVG to be in Canvas

Software Development, Web Development & Frontend, Performance Engineering(polarsignals.com)view on HackerNews

profilingflame graphsCanvasSVGperformance engineeringweb developmentfrontend

Author: yomieluwande

Date: 7/16/2026

Article Summary:

The article discusses the improvements made to the Polar Signals profiler dashboard, focusing on the transition from SVG to Canvas rendering for flame graphs, resulting in significant performance gains.