altinn

Next generation open source Altinn platform and applications.

Enkel innsending av årsregnskap, aksjonærregisteroppgave og skattemelding for AS til Skatteetaten og Brønnøysundregistrene via Altinn

Altinn II documentation.

Kapalı Çarşı Altın Fiyatları API, güncel altın fiyatları, döviz kurları ve çeşitli metallerin alış/satış fiyatlarını JSON formatında sunan bir API'dir. 🔗 (https://kapali-carsi-altin-api.vercel.app)

Command-line interface for the new Altinn APIs.

Altinn Meldingsarkiv

Command line tool for converting Altinn 2 reporting services into Altinn 3 apps.

Backlog og område for team metode og kompetanse.

Documentation for altinn-studio-custom-components

Development tools API for altinn-studio-custom-components

Utilities for altinn-studio-custom-components

Custom components for Altinn Studio

Norwegian VAT return (MVA-melding) filing for Java — ID-porten, Altinn, Skatteetaten

Official MCP server for Apier — Norwegian company verification, signing authority, annual accounts and compliance deadlines from Brønnøysundregistrene and Altinn, as tools for AI agents.

AVERT — open specification for verifiable AI-agent execution against government systems. Reference implementation: Apier, the Norwegian compliance API (apier.no).

Altinn theme for Hugo static site generator.

Test backlog for Altinn

Developed as part of a bachelor thesis project in a two-person team, in collaboration with Tendens AS, to simplify tax reporting for small Norwegian businesses.

Official Python client for Apier — the Norwegian compliance API for AI agents and accounting software (Altinn, Brønnøysund, Skatteetaten).

Norwegian Altinn 2 → Altinn 3 migration, 10 lines, powered by Apier — the Norwegian compliance API. Free, no signup. Works after the 2026-06-19 cutover.