OPENCAN
TOOLS
Open Analyzer →

CAN Bus Analysis.
No Cloud. No Upload. No Risk.

Drop an ASC, BLF, or CSV file. Get instant trace, chart, and heatmap — all processed locally in your browser using Python 3.11 via WASM.

Your CAN data never leaves this machine
PRIVACY

100% Local Processing

Powered by Pyodide (Python 3.11 in WASM). Files never touch a server. No account required.

FORMATS

ASC · BLF · CSV

Import Vector ASC and BLF logs directly. Export filtered time slices as CSV.

DECODE

DBC Signal Decode

Load a DBC file to decode signal values from raw frame data. Persists across sessions.