procfs

An extremely fast Python package and project manager, written in Rust.

A new type of shell

Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

Cross-platform Rust rewrite of the GNU coreutils

Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, code-like database branching, and scale to zero.

A high-performance observability data pipeline.

Terminal bandwidth utilization tool

Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.

Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.

Event streaming platform for agentic AI. Continuously ingest, transform, and serve event streams in real time, at scale.

Kata Containers is an open source project and community working to build a standard implementation of lightweight Virtual Machines (VMs) that feel and perform like containers, but provide the workload isolation and security advantages of VMs. https://katacontainers.io/

A container runtime written in Rust

Aptos is a layer 1 blockchain built to support the widespread use of blockchain through better technology and user experience.

Instant, Concurrent, Secure & Lightweight Sandbox for AI Agents.

:stars: Manage your shell commands.

A simple, high-throughput file client for mounting an Amazon S3 bucket as a local file system.

Run any process, on your machine or in an AI agent's environment, as if it were a pod in your Kubernetes cluster: real env vars, DNS, network, traffic.

Network diagrams that update themselves

Kanidm: A simple, secure, and fast identity management platform

Aya is an eBPF library for the Rust programming language, built with a focus on developer experience and operability.

Per-process network monitoring for your terminal with deep packet inspection. Cross-platform, sandboxed.

The Deterministic Foundation for your SDLC

Ethereum consensus client in Rust

Zenith - sort of like top or htop but with zoom-able charts, CPU, GPU, network, and disk usage

A code coverage tool for Rust projects

The Parity Polkadot Blockchain SDK

Compute substrate for AI agents: lightweight enough to live on your laptop, elastic enough to scale into the cloud and unleash unlimited resources.

🐚bash/POSIX-compatible shell implemented in Rust 🦀

A fast, memory-safe web server written in Rust.

802.11 Attack Tool

A graphical server OS optimized for self-hosting

The Auron accelerator for distributed computing framework (e.g., Spark) leverages native vectorized execution to accelerate query processing

Internet Computer blockchain source: the client/replica software run by nodes

A multi-sandbox container runtime that provides cloud-native, all-scenario multiple sandbox container solutions.

Hermit launches linux x86_64 programs in a special, hermetically isolated sandbox to control their execution. Hermit translates normal, nondeterministic behavior, into deterministic, repeatable behavior. This can be used for various applications, including replay-debugging, reproducible artifacts, chaos mode concurrency testing and bug analysis.

A Rust framework for correct and performant distributed systems

Prometheus instrumentation library for Rust applications

muvm - run programs from your system in a microVM

Easy to use local storage management for Linux.

An ergonomic and safe syscall interception framework for Linux.

Cross-platform open source VPN client built in Rust, with mixnet anonymity and WireGuard speed. Protects metadata, not just IP addresses. Zero-knowledge payments for unlinkable online activities.

Tracer for execve{,at} and pre-exec behavior, launcher for debuggers.

The Free Internetworking Peering System

NVIDIA Infra Controller - Hardware Lifecycle Management and multitenant networking

Danube - Distributed Messaging Broker Platform

Repository containing Rust crates common between other Facebook open source projects (like Mononoke or Eden).

Kata Containers is an open source project and community working to build a standard implementation of lightweight Virtual Machines (VMs) that feel and perform like containers, but provide the workload isolation and security advantages of VMs. https://katacontainers.io/

Process isolation for Linux using namespaces, resource limits, cgroups, landlock and seccomp.

Next-gen monitoring with high-frequency energy measurement.