Changelog

All notable changes to the Vikhyath AI Engineering OS will be documented in this file.

[1.0.1] - 2026-09-02

Added

• Root-level portable plugin.json adhering to the Agent Plugins 1.0.0 specification (https://agent-plugins.org/schemas/1.0.0/plugin.schema.json)
• Codex marketplace metadata in .agents/plugins/marketplace.json exposing root plugin source (./)
• Claude Code marketplace metadata in .claude-plugin/marketplace.json exposing root plugin source (./)
• GitHub Actions CI workflow in .github/workflows/ci.yml running unit tests, diagnostics, validation, and architecture audits on PRs and pushes
• Support for --online verification flag in ./scripts/validate for remote GitHub commit SHA verification
• Expanded unit test suite (20 unit tests across manifests, routing, security, integration schemas, and community health files)
• Open-source governance files: CONTRIBUTING.md, SECURITY.md, CODE_OF_CONDUCT.md
• GitHub issue templates for bug reports, feature requests, and capability proposals
• Pull request template with strict NO-MCP and NO-vendor checklists
• Comprehensive 18-section public README with exact native host commands, troubleshooting, and verification workflows

Changed

• Updated .claude-plugin/plugin.json to minimal valid schema, removing non-standard relative skills path
• Updated installation documentation across README, CLAUDE.md, and integration files to current marketplace-based flows for Codex and Claude Code
• Enforced strict 40-character hexadecimal commit SHA format checking for all 9 capability registries
• Removed unverified/stale tag entries from config/capabilities.yaml and integrations/ecc.yaml
• Clarified benchmark claims to distinguish between verified measurements and architecture-level estimates
• Clarified routing model terminology from dynamic execution claims to intelligent capability instruction and routing

[1.0.0] - 2026-09-02

Added

• Initial release of Vikhyath AI Engineering OS
• Capability registry with 9 external capabilities (ECC, Graphify, Unlazy, Addy, Agency, gstack, OpenDesign, Ponytail, Karpathy)
• Progressive activation routing system
• Codex plugin manifest (.codex-plugin/plugin.json)
• Claude Code plugin manifest (.claude-plugin/plugin.json)
• Antigravity skill adapter (.agents/skills/vikhyath-os/)
• 5 core skills: routing, engineering, production, security, review
• 3 agent definitions: engineering-architect, security-reviewer, production-reviewer
• 5 workflow definitions: feature, bugfix, refactor, security-review, release
• 9 integration metadata files with pinned commit SHAs
• Routing configuration with task classification rules
• Priority and conflict resolution configuration (8-level hierarchy)
• Diagnostics, validation, and benchmark scripts
• MIT license