taxtracker.org

What It Is

TaxTracker is a proof-of-concept project focused on public finance transparency, with the goal of making it visible “where tax revenue comes from and where it goes.” It is currently in public alpha and clearly states that it is a part-time effort, with feedback and contributions welcome. The site is centered on state and local tax data, organizing tax types, laws, rates, annual revenue, responsible agencies, and official sources. It also plans to expand further into jurisdictions such as cities, counties, and special districts.

Core Capabilities and Technical Model

From a developer-tooling perspective, TaxTracker is closer to an open data pipeline and static-site prototype. The project aggregates public records such as municipal/state codes, agency sites, and ballot/ordinance records, normalizes them into small JSON files under _data/taxes, and then compiles them into _data/compiled/taxes.json for generating tax lists and individual tax pages. Each tax record includes fields such as name, slug, status, type, jurisdiction, agency, rates, revenue, sources, updated_at, and notes. The content also emphasizes that every factual claim should link to an official source, that PRs/Issues provide an audit trail, and that automated validation helps prevent schema drift.

Pricing, API, and Ecosystem

The project does not show any commercial pricing and appears to use a free-access plus donation-supported model. Some capabilities, such as “Follow the Money” and “APIs & Downloads,” are marked as fundable features, with donations accepted via Bitcoin SV. For APIs and downloads, the page mentions CSV/JSON exports and API queries, but these are also labeled “Fund this feature,” so they should not be treated as mature, stable APIs. In terms of ecosystem, the project mainly relies on community-contributed data, source requests, and collaborative publication of jurisdiction data. The page indicates that it is built with Jekyll and JSON, but it does not provide full details on SDKs, authentication, versioning, or service SLAs.

Pros, Cons, and Best-Fit Users

Its strengths are a clear mission, an open data model, an emphasis on official sources and auditable changes, and a CC BY 4.0 license that makes reuse easier. Its weaknesses are that the project is still early-stage, key features remain on the roadmap, and coverage, maintenance cadence, API stability, and support channels are all unclear. The About page also still contains default Jekyll text, suggesting that the documentation is only moderately complete. TaxTracker is suitable for open data researchers, public finance transparency organizations, data journalists, local government open data teams, and developers willing to contribute tax JSON data. It is not a good fit for teams that need a stable commercial API, comprehensive nationwide coverage, or enterprise-grade support.

Access from China and Alternatives

The site does not provide information about access from mainland China, payment options, or compliance, so its accessibility status can only be considered unknown. For payments, only BSV donations are shown, which is not particularly friendly for Chinese users. If you need more mature public spending or fiscal data, you may consider USAspending.gov, OpenSpending, local government open data portals depending on the region, or building a similar open fiscal-data site yourself with Jekyll/JSON.