ToolsGitNexus: Codebase Knowledge Graphs for AI AgentsGitHub·high signalXBlueskyLinkedInCopy link9.8K stars in one week. TypeScript tool indexing codebases into knowledge graphs with 7 MCP tools. Supports 11 languages via Tree-sitter ASTs.SourceSource pageGitHub↳ Follow the threadShared entity / Stack layerOpenAI Agents SDK 0.22.1 adds server-wide guardrails on MCP tools and configurable Unix-local sandbox isolationGitHubShared entity / Actor roleLangChain's deepagents-talon adds channel-scoped MCP server authorization and OAuth device auth for Slack and GitHubGitHub ReleasesShared entity / Stack layerArchprint Derives Architecture Lint Rules From Your Import Graph and Gates Each One on a Wilson Scorearchprint on GitHub, via Hacker News Show HN (single source)Shared entity / Stack layerGirder ships a semantic code graph as one static Rust binary and claims a 97.85% byte cut versus full-file readsGitHubShared entity / Policy dependencyCodex routes MCP elicitations and tool approvals through one decision API, with model policy overriding the legacy review flagGitHubShared entity / Stack layerRed Hat Ships ripwire and Argues Coding Agents Need a Deterministic Repo Map, Not a Vector DatabaseRed Hat Emerging Technologies (corroborated by Hacker News and independent X coverage)Shared entity / Stack layeragentdock ships a secure MCP runtime for agents to drive local machines, servers and containers across devicesGitHub TrendingShared entity / Stack layerdeclick measured MCP's context tax across nine real servers: 236,818 bytes of tool schemas versus 58,309 compiledGitHub