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manmal

A nach B - AT Public Transport Service (VOR)

by manmal · GitHub ↗ · v1.0.0
cross-platform ⚠ suspicious
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/install a-nach-b
Description
Austrian public transport (VOR AnachB) for all of Austria. Query real-time departures, search stations/stops, plan routes between locations, and check service disruptions. Use when asking about Austrian trains, buses, trams, metro (U-Bahn), or directions involving public transport in Austria.
README (SKILL.md)

VOR AnachB - Austrian Public Transport API

Query Austrian public transport for real-time departures, route planning, and service disruptions using the HAFAS API.

Quick Reference

Script Purpose
search.sh Find stations/stops by name
departures.sh Real-time departures at a station
route.sh Plan a trip between two locations
disruptions.sh Current service disruptions

API: HAFAS (Hacon Fahrplan-Auskunfts-System)
Endpoint: https://vao.demo.hafas.de/gate


1. Search Stations/Stops

Find station IDs by name:

./search.sh "Stephansplatz"
./search.sh "Wien Hauptbahnhof"
./search.sh "Linz"
./search.sh "Salzburg Hbf"

Returns station names, IDs (extId), and coordinates.

Response fields:

  • name: Station name
  • extId: Station ID for use in other queries
  • type: S (Station), A (Address), P (POI)
  • coordinates: WGS84 coordinates (lon/lat in 1e-6 format)

2. Real-Time Departures

Get next departures from a station:

./departures.sh \x3Cstation-id> [count]

# Examples:
./departures.sh 490132000        # Wien Stephansplatz, 10 departures
./departures.sh 490132000 20     # Wien Stephansplatz, 20 departures
./departures.sh 490060200        # Wien Hauptbahnhof
./departures.sh 444130000        # Linz Hbf
./departures.sh 455000100        # Salzburg Hbf

Response fields:

  • line: Line name (U1, S1, RJ, etc.)
  • direction: Final destination
  • departure: Scheduled departure time
  • delay: Delay in minutes (if any)
  • platform: Platform/track number

3. Route Planning

Plan a trip between two stations:

./route.sh \x3Cfrom-id> \x3Cto-id> [results]

# Examples:
./route.sh 490132000 490060200        # Stephansplatz → Hauptbahnhof
./route.sh 490132000 444130000 5      # Wien → Linz, 5 results
./route.sh "Graz Hbf" "Wien Hbf"      # Search by name (slower)

Response fields:

  • departure: Departure time
  • arrival: Arrival time
  • duration: Trip duration
  • changes: Number of transfers
  • legs: Array of trip segments with line info

4. Disruptions

Check current service disruptions:

./disruptions.sh [category]

# Examples:
./disruptions.sh            # All disruptions
./disruptions.sh TRAIN      # Train disruptions only
./disruptions.sh BUS        # Bus disruptions only

Common Station IDs

Station ID
Wien Stephansplatz 490132000
Wien Hauptbahnhof 490134900
Wien Westbahnhof 490024300
Wien Praterstern 490056100
Wien Karlsplatz 490024600
Wien Schwedenplatz 490119500
Linz Hbf 444116400
Salzburg Hbf 455000200
Graz Hbf 460086000
Innsbruck Hbf 481070100
Klagenfurt Hbf 492019500
St. Pölten Hbf 431543300
Wiener Neustadt Hbf 430521000
Krems a.d. Donau 431046400

Tip: Always use ./search.sh to find the correct station ID.


Transport Types

Code Type
ICE/RJ/RJX High-speed trains
IC/EC InterCity/EuroCity
REX/R Regional Express/Regional
S S-Bahn (suburban rail)
U U-Bahn (Vienna metro)
STR Tram/Straßenbahn
BUS Bus
AST Demand-responsive transport

API Details (for advanced usage)

The scripts use the HAFAS JSON API. For custom queries:

curl -s -X POST "https://vao.demo.hafas.de/gate" \
  -H "Content-Type: application/json" \
  -d '{
    "svcReqL": [{
      "req": { ... },
      "meth": "METHOD_NAME",
      "id": "1|1|"
    }],
    "client": {"id": "VAO", "v": "1", "type": "AND", "name": "nextgen"},
    "ver": "1.73",
    "lang": "de",
    "auth": {"aid": "nextgen", "type": "AID"}
  }'

Available methods:

  • LocMatch - Location/station search
  • StationBoard - Departures/arrivals
  • TripSearch - Route planning
  • HimSearch - Disruptions/service messages
  • JourneyDetails - Details of a specific journey

Tips

  1. Find station IDs first: Always use search.sh to find the correct station ID before querying departures or routes.

  2. Station vs Stop: Major stations have multiple platforms - the main station ID covers all platforms.

  3. Real-time data: Departures include real-time delays when available.

  4. Austria-wide: This API covers all Austrian public transport, not just Vienna.

  5. Cross-border: Some routes extend to neighboring countries (Germany, Czech Republic, etc.).

Usage Guidance
This skill appears coherent and only makes network calls to a HAFAS demo endpoint. Before installing, note: (1) the scripts require curl and jq on PATH — install those if missing; (2) the endpoint used is 'vao.demo.hafas.de' (a demo host) rather than an official production API — expect rate limits or different behaviour; (3) the source/publisher is unknown and there's no homepage — if you need a production-grade or trusted integration, verify the provider or replace the endpoint/credentials with official ones; (4) the scripts do not access local secrets or files, but they will send queries you provide (station names/IDs) over the network, so run them in a network-restricted/sandboxed environment if you are concerned. Overall the skill is internally consistent with low risk.
Capability Analysis
Type: OpenClaw Skill Name: a-nach-b Version: 1.0.0 The skill is classified as suspicious due to a JSON injection vulnerability present in all shell scripts (`departures.sh`, `disruptions.sh`, `route.sh`, `search.sh`). User-provided arguments are directly embedded into the JSON payload without proper escaping, allowing a malicious user to inject arbitrary JSON fragments into the API request. While this does not lead to arbitrary shell command execution on the agent's host, it could enable malformed API requests to the `https://vao.demo.hafas.de/gate` endpoint, potentially causing unexpected behavior or errors on the API side. No other malicious indicators such as data exfiltration, persistence, or prompt injection against the agent were found.
Capability Assessment
Purpose & Capability
The name/description (Austrian public transport queries) align with the included scripts: search.sh, departures.sh, route.sh, disruptions.sh all POST to a HAFAS endpoint and parse responses. One minor mismatch: the scripts require curl and jq to run, but the skill's metadata declares no required binaries.
Instruction Scope
SKILL.md and the scripts confine behavior to constructing HAFAS JSON requests and calling the documented API endpoint. They do not read user files, environment secrets, or send data to third-party endpoints beyond the single HAFAS demo host. Output formatting is local (jq).
Install Mechanism
No install spec (instruction-only with shell scripts) — lowest-risk deployment model. The code is plain shell + jq usage; nothing is downloaded or extracted during install.
Credentials
The skill does not request environment variables, credentials, or config paths. The code includes a hard-coded client/auth object (client id VAO, auth aid 'nextgen') that appears non-secret and is consistent with demo usage.
Persistence & Privilege
The skill does not request persistent presence (always:false), does not modify system or other skills' configs, and requires no special privileges.
How to Use
  1. Make sure OpenClaw is installed (local or Docker)
  2. Run the install command in chat: /install a-nach-b
  3. After installation, invoke the skill by name or use /a-nach-b
  4. Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.0
Initial version: - Routing - Search - Departures - Disruptions
Metadata
Slug a-nach-b
Version 1.0.0
License
All-time Installs 0
Active Installs 0
Total Versions 1
Frequently Asked Questions

What is A nach B - AT Public Transport Service (VOR)?

Austrian public transport (VOR AnachB) for all of Austria. Query real-time departures, search stations/stops, plan routes between locations, and check service disruptions. Use when asking about Austrian trains, buses, trams, metro (U-Bahn), or directions involving public transport in Austria. It is an AI Agent Skill for Claude Code / OpenClaw, with 1928 downloads so far.

How do I install A nach B - AT Public Transport Service (VOR)?

Run "/install a-nach-b" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.

Is A nach B - AT Public Transport Service (VOR) free?

Yes, A nach B - AT Public Transport Service (VOR) is completely free (open-source). You can download, install and use it at no cost.

Which platforms does A nach B - AT Public Transport Service (VOR) support?

A nach B - AT Public Transport Service (VOR) is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).

Who created A nach B - AT Public Transport Service (VOR)?

It is built and maintained by manmal (@manmal); the current version is v1.0.0.

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