Netron is described as 'visualizer for neural network, deep learning and machine learning models. It runs on macOS, Windows, Linux and in the browser'. There are 1 alternatives to Netron for Online / Web-based. The best alternative is Deep playground, which is both free and Open Source.
Deep playground is an interactive visualization of neural networks, written in typescript using d3.js and TensorFlow. Github issues is used for tracking new requests and bugs. What Do All the Colors Mean?