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Stories about GitHub repos from the last two weeks, newest first. We follow stories with 20 points or more and check the front page every hour.
AbdullahAlhariri/penmentor
AI mentor that reads your math.
Show HN: Penmentor – Claude marks up your handwritten math like a teacher
9 points · 0 comments · Front page · 20 Oct 2026 · 6 stars
rohan-protocol/sdk
In-memory privacy shield to prevent context leaks in MCP tools
5 points · 1 comments · Front page · 20 Oct 2026 · 0 stars
metahumansworld/SIwithin
Run an agent CLI unattended, on a brief, inside a fence, under a budget, with a ledger.
Show HN: Run Claude Code unattended inside a fence, under a dollar budget
6 points · 1 comments · Front page · 20 Oct 2026 · AI agents · 2 stars
KatrielMoses/voidaccess
Self-hosted dark web OSINT platform. Automated threat intelligence from query to graph in 13 steps. Free alternative to Recorded Future, DarkOwl, and Flare.
Show HN: VoidAccess – open-source dark web OSINT, from query to a graph
92 points · 10 comments · Front page · 20 Oct 2026 · Web & UI · 843 stars
deepseek-ai/DeepInfer
Open-source offline inference framework for DeepSeek models, offering optimized kernels, MoE expert and attention parallelism, speculative decoding, asynchronous scheduling, deterministic sampling and
DeepSeek just open-sourced its inference engine
1,613 points · 588 comments · Front page · 20 Oct 2026 · Models & inference · 9,967 stars
xscreensaver-official/xscreensaver
This repository is not an official XScreenSaver project. The README states that the author publishes XScreenSaver releases only as tar files on his official website and warns that other repositories c
There is no official XScreenSaver GitHub repository
84 points · 54 comments · 20 Oct 2026 · 1,054 stars
streetcomplete/StreetComplete
Easy to use OpenStreetMap editor for Android
21 points · 4 comments · 20 Oct 2026 · Creative tools · 5,061 stars
microg/GmsCore
Free implementation of Play Services
MicroG: Free-libre re-implementation of Google's proprietary Android user space
272 points · 29 comments · Front page · 20 Oct 2026 · Apps & desktop · 14,942 stars
golang/go
The Go programming language
Go will reject certificate chains containing eight distrusted SPKIs
129 points · 68 comments · Front page · 20 Oct 2026 · 139,417 stars
finereli/yarareads
A free reading app for kids who just learned their phonics sounds: every word in a story can be sounded out, tap a word for its sounds. Bring your own agent (MCP). Cloudflare Workers.
Show HN: Open-source early-reading reader with phonics help
22 points · 9 comments · Front page · 19 Oct 2026 · AI agents · 26 stars
kksimp/Mac.apk
Alpha-stage macOS app that runs Android APKs natively on Apple Silicon Macs without an emulator or virtual machine. Apps run as macOS processes with GPU drawing, Dock icons and resizable windows. Requ
Android apps running native on macOS
339 points · 183 comments · Front page · 19 Oct 2026 · Apps & desktop · 1,366 stars
kividbio/kividb
Redis-compatible in-memory key-value store written in Rust. It speaks the RESP protocol, supports snapshots and an optional append-only file, and offers Redis Stack-style FT.* commands for full-text,
Show HN: KiviDB, a faster Redis-compatible memory database and vector cache
68 points · 42 comments · 19 Oct 2026 · Dev infrastructure · 314 stars
IsuruMaduranga/harness-engineering-101
A book-length series in Markdown that explains how AI agents work by building a roughly 300-line toy agent harness in plain Python. It covers the LLM message array, tool calls, the agent loop, context
Harness Engineering 101: The LLM is the brain, the harness is the body
132 points · 64 comments · Front page · 19 Oct 2026 · AI agents · 373 stars
google-research/harness2
A Python framework for recursive harnessing of AI agents, which optimizes the prompts, tools, memory, skills and orchestration around a fixed model. It refines the harness per task through propose, pr
Harness2 by Google Research – Recursive Agent Harnessing
77 points · 18 comments · 19 Oct 2026 · AI agents · 14,464 stars
strot-ai/STROT-Compiler
STROT (arXiv:2505.01636): compile-time LLM code synthesis with deterministic, self-routing NLU runtimes. PyPI: strot-ai
Show HN: Strot – Compile an LLM's intent once, run decisions locally
23 points · 13 comments · 19 Oct 2026 · Models & inference · 40 stars
finereli/whatsapp-mcp
A read-only MCP server that lets an AI agent search and read your WhatsApp messages. It runs in your own Cloudflare account as a linked device, stores messages in a SQLite database inside a Durable Ob
Show HN: WhatsApp MCP running free on Cloudflare
152 points · 81 comments · Front page · 18 Oct 2026 · AI agents · 307 stars
omnipty-terminal/omnipty
Opinionated terminal emulator for macOS and Linux: splits, workspaces, file tree and prompt built in. GPU-rendered, written in Rust
Show HN: OmniPTY – Opinionated terminal emulator for macOS and Linux
4 points · 0 comments · Front page · 18 Oct 2026 · Dev infrastructure · 11 stars
Netflix/vmaf
Perceptual video quality assessment based on multi-method fusion.
Netflix vmaf: Perceptual video quality assessment based on multi-method fusion
26 points · 8 comments · Front page · 18 Oct 2026 · Creative tools · 5,561 stars
ardiri/palmos-lemmings
PalmOS - clone - Lemmings (Lemmings)
156 points · 35 comments · Front page · 18 Oct 2026 · 171 stars
tywr/Nordwand-Mono
A compact monospace neo-grotesque font designed for developers (and adventurers).
Nordwand Mono – A monospace font for coders and adventurers
462 points · 128 comments · Front page · 18 Oct 2026 · Creative tools · 1,009 stars
VikOlliver/RepRapMicron
OpenSCAD models and control scripts for a micron-scale 3D printer extension of RepRap. Includes flexure-based axis designs (PIKA and MAUS), G-code segmentation and PNG-to-G-code tools for point deposi
442 points · 73 comments · Front page · 18 Oct 2026 · 296 stars
0x23/MicroManipulatorStepper
Open-source, low-cost XYZ micro-manipulator motion control platform with reported submicron resolution, for optical alignment, probing electronic components and microscopy. Controlled via G-code over
Open MicroManipulator – A sub-micrometer 3D motion control plattform
219 points · 18 comments · Front page · 18 Oct 2026 · Dev infrastructure · 2,176 stars
openai/codex
Lightweight coding agent that runs in your terminal
Codex Desktop continuously generates Crashpad pending dumps
174 points · 88 comments · Front page · 17 Oct 2026 · Dev infrastructure · 129,771 stars
vercel-labs/tsc-ts
An experimental TypeScript port of the TypeScript 7.0.2 compiler (tsgo), written in TypeScript and compiled to native code with scriptc. Provides a tsc-ts command line, a --api server compatible with
Tsc-ts: TypeScript written in TypeScript
49 points · 53 comments · 17 Oct 2026 · Dev infrastructure · 370 stars
mikroverk/esp32sim
An ESP32 emulator written in Rust that runs unmodified firmware, including the mask ROM, bootloader and app, on a computer or in a browser. It models board peripherals such as displays, touch, LEDs, a
Show HN: Esp32sim – Run ESP32 firmware in the browser
206 points · 46 comments · Front page · 17 Oct 2026 · Models & inference · 537 stars
valimised/ivxv
IVXV online voting system
Source code of the Estonian online voting system
234 points · 228 comments · Front page · 17 Oct 2026 · 497 stars
home-assistant/home-assistant.io
:blue_book: Home Assistant User documentation
I never authorized an integration that scans my secrets
249 points · 233 comments · 16 Oct 2026 · AI agents · 9,968 stars
cobanov/PS5LM
Runs llama.cpp on a jailbroken PS5, using the console GPU through Vulkan to load GGUF models. Serves OpenAI and Anthropic compatible APIs over the local network, plus a chat page, a decision model end
Llama.cpp on a jailbroken PS5: run any GGUF model natively on the console
374 points · 86 comments · 16 Oct 2026 · Models & inference · 607 stars
Kapendev/parin
A delightfully simple 2D game engine.
Show HN: Parin – A 2D game engine between raylib and Godot, written in Dlang
75 points · 19 comments · Front page · 16 Oct 2026 · Dev infrastructure · 134 stars
Saffsanity/sill
Shows a window or the whole desktop of a Mac live on an iPhone or iPad, and sends touch, trackpad, keyboard and Apple Pencil input back to the Mac. The Mac encodes the picture as HEVC and streams it o
Any window from your Mac, on your iPhone and iPad
270 points · 76 comments · 16 Oct 2026 · Apps & desktop · 3,716 stars
johnrash/bebox
Haiku native PowerPC and Hobbit BeBox Emulator
BeBox is a Haiku application that emulates Be Inc.'s BeBox
94 points · 33 comments · 15 Oct 2026 · 33 stars
fyzugx/DEsk
A Wayland desktop environment for Linux with a realistic skeuomorphic style: windows are drawn as paper sheets on a desk, the dock is a drawer, apps are filed in bookshelf binders, and notifications a
Wayland desktop for Linux with skeuomorphic design
699 points · 280 comments · 15 Oct 2026 · Apps & desktop · 1,223 stars
konieczkow/gridsnap
An open source alternative to Divvy for macOS
GridSnap – an open-source Divvy-style window snapper for macOS
52 points · 27 comments · 15 Oct 2026 · Apps & desktop · 102 stars
awslabs/aidlc-workflows
AI-Driven Life Cycle (AI-DLC) adaptive workflow steering rules for AI coding agents
Aidlc: Adaptive workflow steering rules for AI coding agents
28 points · 22 comments · 15 Oct 2026 · AI agents · 5,398 stars
antirez/c64-hw-simulator
A pin-level simulator of the Commodore 64 motherboard (ASSY 250407), built from the board netlist and chip models. Users can float, short or remove pins and chips, open passive components, and observe
The Commodore 64 hardware simulator: break chips and pins, see the results
237 points · 35 comments · Front page · 15 Oct 2026 · 398 stars
andunieee/flipflop
Establishes a trusted tunnel between two or more devices so that files, links and plain text can be sent between them at any time. Connections run over Bluetooth, LAN or the internet, built on the Iro
Show HN: Flipflop – Iroh-powered persistent tunnels for filesharing
147 points · 73 comments · 15 Oct 2026 · Apps & desktop · 251 stars
vacuula/vacuula
Self-hosted server and companion installer that reconnects Neato robot vacuums (Gen3 and Gen4 models) to a local server, with a web app for maps, schedules, zones and settings. Deployable via Docker C
Custom server to revive neato bots
65 points · 3 comments · Front page · 14 Oct 2026 · Dev infrastructure · 140 stars
bealesh/neckbeard
Claude Code plugin that reads an app's repo, asks open questions, and maps the answers onto a versioned catalog of OpenTofu modules to scaffold cloud infrastructure for AWS, GCP, or Azure. It estimate
Neckbeard – A DevOps/platform/SRE plugin for your agent
78 points · 58 comments · 14 Oct 2026 · AI agents · 260 stars
Graphicle-AI/graphicle
Rust command-line tool and MCP server that builds a code graph of a repository with tree-sitter, stores project docs, reviewed decisions and past agent sessions in one local SQLite file, and returns c
Show HN: Graphicle, a Rust port of Graphify with memory for coding agents
47 points · 13 comments · 14 Oct 2026 · AI agents · 330 stars
timescale/pg_vectorsearch
A PostgreSQL extension providing the PRISM approximate nearest neighbor index, an IVF-style index with a hierarchical centroid tree and RaBitQ quantization. Supports vec32 and vec16 types and pgvector
Pg_vectorsearch: An index that is faster than pgvector's IVFFlat and HNSW
211 points · 53 comments · 14 Oct 2026 · Models & inference · 396 stars