From 97c4a00d23e556d981015880cf3fca252546d8f1 Mon Sep 17 00:00:00 2001
From: Britt Espinosa <96114343+Britterson@users.noreply.github.com>
Date: Tue, 9 Jun 2026 12:47:54 -0700
Subject: [PATCH] Add CircuitSim to Analog and Mixed Signal Circuit Simulators

Adds CircuitSim, a free browser-based SPICE simulator, to the simulators section.
---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index a186378..d74e374 100644
--- a/README.md
+++ b/README.md
@@ -92,6 +92,7 @@ This list is for websites, services, software, tools and more: everything that y
 - [Micro-Cap](http://www.spectrum-soft.com/download/download.shtm) - Professional-grade mixed signal simulator with wide variety of interactive simulation types.
 - [GeckoCIRCUITS](https://de.wikipedia.org/wiki/GeckoCircuits) - Open Source Power Electronic Circuit Simulator. [GitHub Project](https://github.com/geckocircuits/GeckoCIRCUITS). Direct [download link](http://gecko-simulations.com/GeckoCIRCUITS/GeckoCIRCUITS.zip) due to broken website.
 - [Proteus](https://www.labcenter.com/) - PCB Design and Circuit Simulator Software.
+- [CircuitSim](https://circuitsim.com/) - Free, browser-based SPICE circuit simulator with modern charting, custom component creation and editing, shared group workspaces, and educator tools.
 
 ### Verilog HDL Simulators