01Open source
Repos
Open-source repos worth knowing, by the problem they take on.
AI & Agents
Multi Model Menu
Magpie is a menu bar application for switching the underlying model of various AI coding agents from a single interface. It solves the practical pain point of managing model assignments across different agent tools.
AI Agent Console
Agent Console is local-first observability software for AI coding agents like Claude Code and Codex, tracking tokens, cache, models, and cost. It is notable for its self-hosted team hub and policy hooks for managing agent usage.
LLM Decision Model
AnyJev converts any LLM into a Jev-style decision model with typed decisions and real probabilities, requiring no training. It is backed by Nokia and offers a novel approach to creating calibrated decision models.
Plain Language Skills
Open Steps provides plain-language agent skills for Claude Code, Codex, Cursor, and Gemini CLI to create honest session reports and clear next steps. It is aimed at non-engineers who want better visibility into the development process.
DeepSeek Agent Harness
Dscode is a terminal coding agent for macOS built on the DeepSeek harness, featuring a persistent shell, subagents, and Chrome MCP integration. It is notable for enabling multiple interfaces to share one live session runtime.
AI Browser Agent
Dots is an open-source web AI agent with its own browser designed to avoid bot blocking. It is notable for its rapid early growth and focus on a common failure point for web agents.
Japanese Text Refiner
Yomiyasu is an agent skill for refining AI-generated Japanese into more natural, readable text, targeted at technical documents. It is a focused, well-executed tool for Japanese users of AI coding environments.
Data & Databases
Apache CouchDB
Apache CouchDB is a database with an intuitive HTTP/JSON API and a seamless multi-primary synchronization model, designed for reliability. It is notable for its unique sync architecture and continued active maintenance.
SpiceDB Authorization Database
SpiceDB is an open-source database for storing and querying fine-grained authorization data, inspired by Google's Zanzibar system. It is notable for setting a standard for scalable authorization, addressing broken access control, a top web security threat.
Dev Tools & CLI
Tincan CLI
A serverless peer-to-peer voice and text chat CLI for terminals. Notable for using Iroh to create rooms without servers, VPNs, or accounts, making it useful for remote developers.
Issue Graph
A CLI that traces linked GitHub issues and pull requests to find related work before starting. Notable for helping with triage and agent workflows, backed by Vercel Labs.
Suiko Japanese Diagnostics
A Rust CLI for deterministic diagnostics of Japanese text naturalness and readability. Notable for its reproducible, local-only analysis with embedded dictionaries, useful for non-native writers.
Runyte Workspace
A modal text editor combined with terminals, files, and Git in a single terminal workspace. Notable as an ambitious TUI aiming to unify development tools in one persistent session.
Bast SSH Manager
A terminal tool for browsing SSH hosts, syncing cloud VMs, managing keys, and connecting via SFTP. Notable as a fast, fresh alternative to Termius for cloud-heavy developers.
k10s Kubernetes TUI
A clickable Kubernetes TUI with instant search, logs, exec, port-forwarding, themes, and context-aware AI. Notable as a practical, feature-rich alternative to k9s, distributed as a single Go binary.
GhostHub Terminal
A Ghostty-native terminal multiplexer for local and remote tmux, Herdr, and Zellij sessions with Git worktree management. Notable for integrating multiple multiplexers across SSH hosts in one interface.
Finance & Quant
AI Stock Dashboard
makeev/alphai-tui is an open-source, Bloomberg-style stock dashboard for the terminal built as a single Rust binary on ratatui, combining live quotes, candlestick charts, AI-scored news, SEC Form 4 filings, and earnings analysis. It is notable for integrating market data with AI-generated explanations of price movement in a focused, browser-free workspace.
Stochastic Finance Library
rust-dd/stochastic-rs is a quantitative finance library for Rust and Python providing over 130 stochastic processes, option pricing, calibration, and risk tools with SIMD, CUDA, and Metal acceleration. It is notable for deep engineering breadth and Python bindings matching the Rust API surface.
Mobile
Multi Engine VPN
MLM VPN is a multi-engine Android VPN combining Xray, WARP, Psiphon, Tor, and others with adaptive per-app routing. Its exceptional breadth and technical depth offer specialized circumvention and performance features in one Kotlin/Compose app.
Robotics
Cadence Learning System
Cadence is a brain-inspired AI framework that learns continuously from live experience, combining perception, memory, plasticity, and action. It models a simulated human-like brain from simplified biological mechanisms rather than using feed-forward deep neural networks.
Metriplane Robotics Observability
Metriplane provides deterministic replay and verifiable incident evidence for recorded robotics workcell runs. It generates human-readable reports and regression tests from timestamped object positions and process rules, enabling engineers to rerun cases after software changes.
RL Token Pipeline
RL-Token-Pi05-open provides a pipeline for fine-tuning the ฯ0.5 VLA, training an RL Token, and deploying online reinforcement learning on the SO-101 robot arm. It includes a critical-phase classifier and step-by-step hardware, recording, training, and inference workflows.
FLUX Action Model
FLUX 3 Action is an open-weights 7B world action model from Black Forest Labs. It takes camera frames, robot state, and text instructions to predict actions and future video frames for robots, simulators, and games.
HOI-Retarget System
HOI-Retarget retargets human-object interaction clips into humanoid robot trajectories that reproduce the interaction, not just poses. It uses contact-centric trajectory optimization to ensure the robot grasps the same object locations at any scale.
XGO-Duck Robot
XGO-Duck is a 3D-printable bipedal robot duck built around an Arduino UNO Q and 15 serial servos, adapted from Pollen Robotics' Microduck. It includes mechanical models, PCB designs, a BOM, and an assembly guide for building and exploring biped motion.
Open Reality AI
Open Reality converts phone video into persistent, AI-queryable 3D scenes with measurement, path planning, and robot-training exports. It provides MCP tools for Claude, Codex, and Cursor, plus a self-hostable broker and the VGGT-SLAM library.
Security
OpenAPPA Guardrails
OpenAPPA is a deterministic guardrail layer that sits between an AI agent and its tools to enforce permission policies on data flows. It is notable for using a formal policy algebra (APPA) to make agent permissions auditable, though validation is still early.
Moria IoT Identification
Moria is a tool for identifying and extracting filesystems, kernels, and other structures embedded in IoT firmware without root privileges. It is notable for its recursive unpacking of many filesystem types and clean JSON output designed for scripting and LLM agents.
Mithril IoT Scanner
mithril is a static scanner for IoT firmware contents that detects secrets, builds SBOMs, finds CVEs, checks licenses, and assesses boot-security posture. It is notable for reporting evidence and confidence per finding and for its JSON-first design aimed at both humans and LLM agents.
Lagune Security Copilot
Lagune is a security copilot that points an AI agent at a codebase to guide developers and auditors through relevant security work without requiring an API key. It is notable for supporting 73 agents and any programming language, though it remains early-stage with low traction.
PCYBox Attack Graph
pcybox-attackgraph is a browser-based lab for building simulated infrastructure and observing attack paths, with explanations of why each step succeeds and which defensive controls would break it. It is notable as an educational and threat-modeling tool that runs entirely in the browser.
Strypt Metadata Remover
strypt is an offline Rust desktop and CLI tool that removes metadata such as GPS coordinates, serial numbers, author names, and timestamps from photos, PDFs, Office documents, audio, and video. It is notable for its memory-safe implementation and strict no-network code paths.
Synapse CE Control
Synapse CE is a governed control plane for the security assessment lifecycle, covering SCA, SAST, secrets scanning, recon, cloud posture, and blue-team agents. It is notable for combining server-side scope enforcement, tamper-evident evidence, and deterministic reporting into a single auditable workflow.
Systems & Languages
Svelte Framework
Svelte is a compiler that converts declarative components into efficient JavaScript that updates the DOM surgically. It is notable for its compiler-based approach to UI development, offering a novel alternative to runtime frameworks.
AdaptiveCpp Compiler
AdaptiveCpp is a community-driven compiler supporting SYCL, C++ standard parallelism, and HIP/CUDA for heterogeneous programming on CPUs and GPUs from all vendors. It is notable for enabling a single binary to target multiple hardware vendors, including runtime adaptation for high-performance computing.
Rustc Cranelift Backend
rustc_codegen_cranelift is an alternative codegen backend for the Rust compiler based on Cranelift, aimed at improving debug-mode compilation times. It is notable for its active maintenance and potential performance benefits in compiler work.
FX Coding Agent
fx is a tiny, open-source, embeddable coding agent CLI written in Zig, offering a Unix-like shell interface. It is notable for being a fresh, model-agnostic developer tool with strong momentum, though experimental.
Next.js Framework
Next.js is a React framework for building full-stack web applications with Rust-based tooling for faster builds. It is notable as the dominant React framework, widely used by major companies and backed by a large community.
Native App Toolkit
Native SDK is a toolkit for building native desktop applications using TypeScript and native markup, compiling app logic into native executables. It is notable for bridging web technologies to native apps, though still experimental with evolving platform support.
Webpack Bundler
webpack is a module bundler that packages JavaScript and other assets for browser use, supporting code splitting and various module formats. It is notable as a major, mature build tool with deep bundling and runtime implications.