Ross ROSS = Recommend OSS · open-source software intelligence for agents

cedricp/ddt4all

OBD tool observed · 2026-08-28

github.com/cedricp/ddt4all · Python · GPL-3.0 (copyleft) observed · 2026-08-28

Health v2 · maintenance only

95/100

  • Activity 99
  • Release rhythm 87
  • Longevity 100
How is this computed?

round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.

  • gap_med: 33.0
  • age_days: 3590
  • days_rel: 10
  • days_push: 10
  • n_releases_24m: 11

Full methodology

Adoption not part of the score

1821 stars · 312 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded

DDT4ALL is a cross-platform Python diagnostic application for vehicle CAN bus networks that communicates with ECUs over OBD-II interfaces such as ELM327, VLinker, VGate, and OBDLink adapters. It supports reading and clearing DTCs, ECU auto-scanning, live parameter monitoring, custom ECU parameter screen design, CAN sniffing, DoIP/KWP2000 protocols, and a plugin system for vehicle-specific procedures.

Use cases

  • read and clear diagnostic trouble codes on my car
  • scan vehicle ECUs over OBD-II with an ELM327 adapter
  • monitor live engine parameters from the CAN bus
  • create custom ECU parameter screens for diagnostics
  • sniff CAN bus traffic on a vehicle network
  • communicate with ECUs using DoIP or KWP2000 protocols

When to choose

  • you need a free, cross-platform OBD-II diagnostic tool with ECU scanning and DTC support
  • you want to build custom ECU parameter screens or run vehicle-specific procedures via plugins
  • you work with supported adapters like ELM327, VLinker FS, VGate iCar Pro, or OBDLink and understand CAN networks

When to avoid

  • you don't understand CAN bus or ECU fundamentals - misuse can seriously damage a live vehicle
  • you need a polished, production-grade commercial diagnostic suite rather than work-in-progress software
  • you need passive read-only scanning only with zero risk - even so, expert mode features require caution

Facets

application · maturity active

gui developer-tools monitoring plugin-system internationalization hardware cross-platform developer-tools cross-platform python windows obd2 ecu can-bus elm327 vehicle-diagnostics doip kwp2000 dtc automotive-diagnostics desktop linux macos

1 source

Member repositories

RepositoryRoleHealth v2
cedricp/ddt4allmain95

For agents

markdown · JSON · MCP: product_card(name="cedricp/ddt4all")

Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem