August 2026 Update
August development centered around the release of Arelle 2.44.4, introducing early support for upcoming regulatory updates, expanding regional validation frameworks, and improving platform build stability. Regulatory …
Project updates
News from the Arelle team.
RSS2026
July 2026 Update
July brings the release of Arelle 2.43.0 and iXBRL Viewer 1.5.0, featuring a fresh redesign for the viewer alongside plugin architecture migrations, improved validation precision, and GUI enhancements. Validation & …
June 2026 Update
We missed our monthly update in May as members of the team were attending the 2026 XBRL Europe and Eurofiling conference in Paris. It was fantastic to connect in person with so many members of the Arelle community and to …
April 2026 Update
In April, the Arelle team released version 2.39.11, introducing important regulatory finalizations, significant deployment optimizations, and internal code refactoring. Compliance & Validation ESEF 2025: Finalized …
March 2026 Update
In March, the Arelle team released version 2.39.3, focusing on formula performance optimizations, validation updates, and new deployment and automation features. Performance & Infrastructure Solvency II Performance: …
February 2026 Update
February has been a highly productive month of refinement and acceleration for the Arelle project. With the release of Arelle 2.38.17 and iXBRL Viewer 1.4.88, we have delivered major performance optimizations, clearer …
January 2026 Update
We are thrilled to kick off 2026 alongside our incredible Arelle and larger XBRL community! To start the new year strong, we have rolled out Arelle 2.38.7 and iXBRL Viewer 1.4.87, introducing several new draft …