Download

Everything installable from Vahtian, in one place. The browser tools need no install at all — they're on the Learn page.

CiteVahti

Check whether each cited source supports the claim — a macOS app or a Claude Desktop extension; no terminal.

Latest release → Quickstart What it does

FullVahti

Find open-access full-text PDFs for your Zotero library — a Zotero plugin; it never bypasses a paywall.

Latest release → What it does

EpiNet Python · MIT

The Epistemic Network toolkit — honest evaluation for graph-shaped data.

pip install vahtian-epinet

What it does Source

RecoverLite R · Apache-2.0

Pre-data recovery tests for planned study designs.

install.packages("recoverlite",
  repos = c("https://heidihelena.r-universe.dev", "https://cloud.r-project.org"))

What it does Source

Research-support agent skill

Let your AI assistant drive Vahtian's open tools — search, screen blinded, reconcile, and check claim–source support, human-first.

Get the skill → The agent guide

AI Disclosure Kit for Researchers €29 · digital download

Manuscript, thesis, grant, and peer-review templates for responsible AI use — 10 files, instant download.

Get the kit →

All open-source software above is free; licenses are noted per project. The browser tools (quick checks, codebook builder, explorers) run at vahtian.com with nothing to install — start from Learn.