Australia
Australia's open-source footprint is mostly data and community tooling: scraped ATO guidance for training and retrieval, and crypto tax calculators that understand Australian CGT rules. The Standard Business Reporting APIs exist but sit behind registration walls, which keeps lodgment tooling closed.
Open GST/BAS preparation tooling — the ATO's SBR gateway is documented but gated, so nobody has shipped an open lodgment path.
1 project tagged Australia, ranked by community stars.
ATO Tax Legal Rulings — Structured AI Dataset Australian tax law dataset — ATO Interpretative Decisions, public rulings, determinations, practical compliance guidelines, and taxpayer alerts, plus the full text and amendment history of the ATO-administered Acts (ITAA 1997, ITAA 1936, GST Act, TAA 1953 and more) sourced from the Federal Register of Legislation — structured for legal RAG, LLM fine-tuning, and tax research automation. 60,000+ ATO documents as RAG-ready NDJSON/CSV.… See the full description on the dataset page: https://huggingface.co/datasets/simplelex/ATO-Australian-Tax-Law-Dataset.