+ Swiss Case Law Open Dataset

Full-text search across decisions from all federal courts and 26 cantons. Open, structured, updated daily.

Decisions per Year

Language Distribution

Federal Courts

Court	Decisions	From	To	Languages

Cantonal Courts

Court	Canton	Decisions	From	To

Cantons

Browse

Scraper Health

Court	Status	New	Skips	Duration	Total Known	JSONL	Last Data

Access the Data

HuggingFace

Download the full dataset as Parquet files

from datasets import load_dataset
ds = load_dataset("voilaj/swiss-caselaw")

MCP Server

Local full-text search via Claude Code or any MCP client. Downloads ~5 GB from HuggingFace, builds a ~48 GB search index on your machine. Setup guide →

git clone github.com/jonashertner/caselaw-repo-1
cd caselaw-repo-1
python3 -m venv .venv
.venv/bin/pip install mcp pydantic \
  huggingface-hub pyarrow
claude mcp add swiss-caselaw \
  -- .venv/bin/python3 mcp_server.py

REST API

Query via HuggingFace Datasets Server API

GET /rows?dataset=voilaj/swiss-caselaw
  &config=default&split=train
  &offset=0&length=10