Neul Labs BlogHigh-performance, Rust-accelerated infrastructure for AI agents. Deep dives, benchmarks, and engineering notes from the neul-labs org.https://www.neullabs.com/en-gbNotes from Shipping 28 Open-Source Projects in One Yearhttps://www.neullabs.com/blog/notes-from-shipping-28-projects/https://www.neullabs.com/blog/notes-from-shipping-28-projects/What we learned shipping 28 MIT-licensed projects under the neul-labs org — across agent runtimes, Rust accelerators, dev tools and governance. The themes that actually emerged, and the ones we expected but didn't.Fri, 05 Jun 2026 00:00:00 GMTmetaopen-sourceneul-labsagentic-infrastructureDipankar SarkarDrop-in Compatibility as a Design Principlehttps://www.neullabs.com/blog/drop-in-compatibility-as-a-design-principle/https://www.neullabs.com/blog/drop-in-compatibility-as-a-design-principle/Why most of the Neul Labs portfolio — rjest, rpytest, rninja, recurl, rewget, stout, fast-litellm, fast-langgraph, fast-crewai, fast-axolotl — refuses to change your config, your CLI, or your imports. The rule, the trade-offs, and the cases where we break it.Fri, 05 Jun 2026 00:00:00 GMTdesigndrop-inrjestrpytestrninjafast-litellmfast-langgraphopen-sourceDipankar SarkarThe Agentic Infrastructure Stack: What We're Building and Whyhttps://www.neullabs.com/blog/agentic-infrastructure-stack/https://www.neullabs.com/blog/agentic-infrastructure-stack/A reference architecture for an agentic stack — workspace runtime, memory, ORM-level policy, orchestration, payments — built from the Neul Labs primitives: agentvfs, brat, fastagentic, ormai, mcp-pay and memorg. With pointers to each repo and the open problems we still see.Fri, 05 Jun 2026 00:00:00 GMTagentsarchitectureagentvfsbratormaimcp-paymemorgfastagenticagentic-infrastructureDipankar SarkarWhy We Chose Rust to Accelerate Python AI Infrastructurehttps://www.neullabs.com/blog/why-rust-for-ai-infrastructure/https://www.neullabs.com/blog/why-rust-for-ai-infrastructure/Python's GIL and single-threaded ORMs create bottlenecks in production AI agents. Rust + PyO3 delivers 3x-700x faster drop-in replacements for LiteLLM, LangGraph, and CrewAI with zero code changes.Sat, 04 Apr 2026 00:00:00 GMTrustpythonperformancepyo3ai-agentsDipankar SarkarHow to Make LangGraph Checkpointing 700x Faster with Rusthttps://www.neullabs.com/blog/langgraph-checkpoint-performance/https://www.neullabs.com/blog/langgraph-checkpoint-performance/LangGraph checkpoint serialization is the #1 performance bottleneck in production agent deployments. fast-langgraph uses Rust to achieve 737x faster serialization, 151x faster deserialization, and 2.8x faster end-to-end execution.Sat, 04 Apr 2026 00:00:00 GMTlanggraphbenchmarksrustperformancecheckpointingDipankar SarkarHow to Run Multiple AI Coding Agents in Parallel with brathttps://www.neullabs.com/blog/multi-agent-orchestration-with-brat/https://www.neullabs.com/blog/multi-agent-orchestration-with-brat/brat is an open-source multi-agent orchestration harness that coordinates Claude Code, Aider, Codex, and other AI coding tools on shared codebases with crash-safe state, merge queues, and a real-time dashboard.Sat, 04 Apr 2026 00:00:00 GMTagentsorchestrationbratclaude-codeaidercodexDipankar SarkarPython Task Queue Without Redis: How FastWorker Replaces Celery + Redishttps://www.neullabs.com/blog/brokerless-task-queues-python/https://www.neullabs.com/blog/brokerless-task-queues-python/FastWorker is a brokerless Python task queue that eliminates Redis and RabbitMQ. It supports priority queues, auto-discovery, distributed workers, and a built-in monitoring dashboard — all without an external message broker.Sat, 04 Apr 2026 00:00:00 GMTpythonfastworkercelery-alternativetask-queueredisDipankar Sarkar