June 30, 2026•Open Source
OneRoster TypeScript: a practical base for open source ed products
A first look at LongsightGroup/oneroster, an MIT licensed TypeScript package for OneRoster 1.2 CSV parsing, validation, diagnostics, and package writing.
Longsight articlesWhat we build and learn
Technical notes, implementation evidence, and institutional lessons from open-source education software.
July 17, 2026•Open Source
OneRoster 0.3.0 adds REST and CSV support for TypeScript
The 0.3.0 release of @longsightgroup/oneroster adds REST clients and provider tools to its tested OneRoster CSV foundation.
June 30, 2026•Open Source
QTI 3 TypeScript 0.9.5 adds secure delivery, PNP, and testable support
qti3 0.9.5 adds candidate-safe XML, server-side submissions, PNP resolution, package inspection, conformance fixtures, accessibility proof metadata, and a style-neutral Web Component player.
June 4, 2026•badges
How CredTrail signs Open Badges 3.0 credentials
How CredTrail signs Open Badges 3.0 credentials with W3C Data Integrity, Ed25519, did:web, and Multikey.
May 20, 2026•Open Source
A Native TypeScript QTI 3 Player
A strict TypeScript QTI 3 runtime and native Web Component player with typed models, response processing, scoring, saved state, fixtures, and Playwright-tested rendering.
March 6, 2026•Open Source
Building a QTI 3.0 Authoring System with Deno
QFlow gives institutions one workflow to import, edit, validate, preview, and export QTI assessment content.
February 27, 2026•Sakai
Sakai 25 Patch Highlights: February 2026
February 2026 Sakai 25 patches fix grading, extended-time quizzes, LTI launches, accessibility behavior, imports, and everyday instructor workflows.
February 12, 2026•badges
Credentials Should Live Outside the LMS
Digital credentials need an institution-controlled service that preserves issuer identity, proof, status, and portability after a course ends.
January 29, 2026•Sakai
Sakai 25 Patch Highlights: January 2026
January’s Sakai patches address grading workflows, collaboration tools, and administration in the 25.x and 23.x lines.
January 21, 2026•Accessibility
Automating Accessibility with Playwright and axe
Our newer Sakai end-to-end suite lives in Playwright, so accessibility checks belong there too. Here is how we pair keyboard-first workflow tests with axe scans in a Java-based Playwright harness.
December 19, 2025•Sakai
Sakai 25 Patch Highlights: December 2025
December 2025 Sakai 25 and 23 patches improve grading, Samigo editing, content imports, calendar performance, integrations, and administration.
November 4, 2025•SCORM
SCORM 2004 in Sakai: A REST Runtime That Holds Up
We replaced Wicket SJAX with Spring REST, added site-to-site import, and explain why SCORM 2004 remains our supported standard.
October 24, 2025•Sakai
Sakai 25 Patch Highlights: October 2025
October fixes for Assignments, Discussions, course home, Lessons, and notification behavior across the 23.x and 25.x lines.
October 21, 2025•Development
Converting Samigo JSP to Facelets
What it took to move Samigo authoring views from JSP to Facelets and why it matters for the JSF 4 path.
September 24, 2025•Sakai
Sakai 25 Patch Highlights: September 2025
Visible Sakai 25.x fixes across Assignments, Gradebook, Lessons, Tests & Quizzes, Resources, and course administration.
September 19, 2025•Sakai
Leveling Up Canvas Imports in Sakai Lessons
Sakai Lessons now imports Canvas QTI packages with native translators, hardened XML parsing, and clearer diagnostics for admins.
July 10, 2025•Sakai
Implementing Cross-Platform Push Notifications in Sakai
Implementation notes for cross-platform Sakai push notifications, including iOS Safari Web Push requirements, VAPID setup, service workers, and delivery edge cases.
June 5, 2025•Accessibility
Advancing Accessibility in Sakai: JAWS and drag-and-drop
What Sakai developers learned from JAWS and NVDA event handling, and how that changes accessibility testing.
April 23, 2025•Open Source
Migrating from Nginx to Caddy
Caddy can make reverse proxy and Tomcat load-balancing setups shorter, easier to maintain, and secure by default.
March 23, 2025•Accessibility
Automating Accessibility Compliance with Cypress
Run axe checks inside Cypress so accessibility regressions fail locally and in CI before they reach users.
Jan 10, 2025•Open Source
Powering UI with Lit Web Components
How Sakai uses Lit web components to keep LMS interface code smaller, reusable, and easier to share across tools.
Dec 14, 2024•Open Source
Automating Regression Testing with Cypress and GitHub Actions
Run Cypress end-to-end tests in GitHub Actions so pull requests catch regressions before they reach production.