Top 11 Rust llm-tool Projects
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AppSignal
Monitoring that respects your time & budget. APM, error tracking, and dashboards for modern web apps. Ten-minute setup, transparent flat pricing, and support from engineers who actually use the product.
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branchbox
Parallel, isolated dev environments for humans and AI coding agents. Real containers. Real databases. Zero collisions.
Project mention: Show HN: BranchBox – isolated dev environments per feature | news.ycombinator.com | 2025-11-14 -
roberto-mcp
Simple Code Analysis MCP server, language agnostic with code indexing and search capabilities.
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lain
High-performance MCP server for AI coding agents: persistent knowledge graph, blast radius analysis, semantic search. Built in Rust. (by spuentesp)
Project mention: Show HN: Lain, a structural code graph and agent coordinator for coding agents | news.ycombinator.com | 2026-09-20 -
Project mention: Show HN: CueMap – deterministic-first memory retrieval for continuous recall | news.ycombinator.com | 2026-08-26
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bareos-mcp-server
MCP server for Bareos backup system. Query your backups via your favorite AI assistant
Project mention: Building my first MCP server: teaching AI assistants about backups | dev.to | 2026-02-15The code is open source at https://github.com/edeckers/bareos-mcp-server with installation instructions for both Claude Code and Claude Desktop.
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
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suture-stream-repair
Ultra-low-latency reverse proxy that repairs truncated & malformed JSON in LLM streaming responses (OpenAI, Anthropic, Vertex AI, Bedrock) — fixes JSONDecodeError / serde_json EOF on truncated tool calls.
Project mention: Show HN: Suture – a reverse proxy that repairs truncated JSON in LLM streams | news.ycombinator.com | 2026-06-03 -
WVM
Headless Windows 11 execution sandbox for AI agents. Typed Rust control plane over KVM/QEMU with an append-only audit journal and strict capability boundary.
Project mention: WVM – A headless Windows 11 execution sandbox for AI agents | news.ycombinator.com | 2026-09-16 -
Project mention: I tried giving a 26 MB Burp Suite dump to an LLM. It didn't work. So I built BurpSqueezer. | dev.to | 2026-09-16
GitHub: vaginskii/BurpSqueezer
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Mutagen
Mutagen is a Rust based harness for Claude and Codex that was developed to lead users from idea to full-stack application with greater precision and less cost than competitors. (by CHKDSKLabs)
Project mention: Mutagen 0.4.0 Released: Service Extraction, Bug Crunches, and Fixed Persona Drift | dev.to | 2026-06-03Mutagen 0.4.0 addresses the friction points that plague agentic workflows: context bloat, brittle persona transitions, and the lack of a deterministic path from design document to deployed artifact. We aren't trying to make prompts smarter; we are making the harness that executes them more precise. This release introduces a Rust-based service extraction layer that decouples static dependency mapping from generative reasoning, implements an adversarial verification pipeline to gate deployment, and enforces strict stage transitions to prevent the agent personas we rely on from drifting into one another's scopes.
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Index
What are some of the best open-source llm-tool projects in Rust? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | mcp-guardian | 198 |
| 2 | branchbox | 86 |
| 3 | roberto-mcp | 9 |
| 4 | lain | 9 |
| 5 | cuemap | 8 |
| 6 | agent-joe | 6 |
| 7 | bareos-mcp-server | 2 |
| 8 | suture-stream-repair | 1 |
| 9 | WVM | 1 |
| 10 | BurpSqueezer | 0 |
| 11 | Mutagen | 0 |
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