Step 1 of 4 · The mapTax authority › Data, IT & Analytics

The mapTax authorityData, IT & Analytics

Data, document AI & AI models

covered · 14 open projects

The data platform, analytics, document AI, language models, benchmarks and AI governance.

Start with

A benchmark to test a model on returns, and an embedding model tuned to French tax text.

Its 14 projects

ProjectKindJurisdictionLast updateStars
TaxCalcBenchBenchmark that tests frontier AI models on US tax return calculations.BenchmarksUSOct 2026127
Lemone-Embed LEmbedding model for search over French tax texts, fine-tuned from multilingual-e5-large.ModelsFR——
docTRDeep-learning OCR library for detecting and recognising text in documents.AutomationsGlobalOct 2026—
ExtractThinkerDocument intelligence library that uses LLMs to extract structured data.AutomationsGlobalSep 2026—
Lemone mBERT taxmBERT model adapted to French tax language, for clustering and semantic search.ModelsFR——
LLM-Tax-AbuseCode and US tax-strategy data from the paper on whether LLMs can identify and generate tax abuse.Licence unknownBenchmarksUSOct 2025—
MinerUTurns complex PDFs and Office documents into structured, LLM-ready text.MinerU Open Source LicenseAutomationsGlobalSep 2026—
Model Context ProtocolThe open standard for connecting AI agents to tools, data and sources.MCPGlobal——
PaddleOCRMultilingual OCR and document-AI toolkit that turns PDFs and images into structured data.AutomationsGlobalSep 2026—
PolicyBenchBenchmark of how well frontier AI models estimate household tax and benefit outcomes without tools.BenchmarksGlobalOct 2026—
QWED-TaxDeterministic check, built on the Z3 solver, that verifies AI-generated tax decisions before they run.APIsUS · INSep 2026—
SARAStatutory reasoning benchmark built on the US Internal Revenue Code.BenchmarksUS——
SteuerLLM28-billion-parameter language model for German tax law analysis, from the SteuerLLM paper.CC BY-NC 4.0ModelsDE——
sydonia-toolkitSQL compiler and reference model for ASYCUDA World (SYDONIA) customs databases, read-only, with a sandbox.AutomationsGlobalAug 2026—

Every project here is maintained and serves a tax authority. See the team's projects in the list.

On Learn

Next · Step 2 of 4ProjectsEvery open source tax project in one list you can search by tax, country and kind.