01Open source
Repos
Open-source repos worth knowing, by the problem they take on.
Crypto & Web3
Slot Drift Analysis
SlotDrift is a Rust tool that analyzes captured Solana slot records to identify gaps, skips, duplicate slots, and orphaned branches. It is notable as an independent, offline observability tool for validators to assess chain continuity and fork behavior.
Mobile
Yuma Hybrid Player
YumaPlayer is a hybrid Android music client combining Spotify discovery and UI with YouTube Music library access and Hi-Res FLAC streaming. It is an ambitious, polished Compose app featuring a modular architecture and custom design system.
DeepSeek Harness Mobile
DSHA packages DeepSeek Harness in an APK with a full Ubuntu proot environment, requiring no root or Termux. It is genuinely novel for enabling on-device AI coding on Android without the usual setup hurdles.
Angular Native Renderer
Angular Native renders Angular components directly as native iOS and Android views using React Native's Fabric renderer. It is notable for its novel framework bridge and exceptional technical ambition.
Big MoE On Edge
BigMoeOnEdge runs Mixture-of-Experts models larger than RAM on phones via llama.cpp, reading experts from flash as needed. It is a genuinely novel edge-AI contribution enabling lossless, frontier-size MoE inference on devices.
Flutter SSL Bypass
kill_flutter is a Flutter SSL pinning bypass tool for Android and iOS that works on any Flutter version without pattern databases. It is a valuable security research tool for penetration testers facing Flutter's bundled BoringSSL network stack.
iOS Battery Instrument
MiniWatts is an iPhone battery, charging, and thermal instrument built on Apple's private APIs. It provides novel hardware diagnostics, showing real charger watts, cell power, and all temperature sensors.
Privacy
LG TV Blocklist
Curated DNS blocklist for LG webOS TV telemetry, ads and phone-home traffic (safe + strict tiers)
WM Keyboard
A modern, privacy-first Android keyboard: offline intelligence, 350+ languages, themes, tools and an addon ecosystem.
GoLiveBypass
GoLiveBypass — Equicord/Vencord plugin that restores Go Live & camera for Brazilian Discord users by booting the session behind a non-BR proxy (Tor or tested free proxy). Privacy and anti-censorship tool.
Health Workbench
A local family health record app for macOS and Windows that organizes NHI "Health Wallet" and Apple Health exports into a searchable, cumulative archive for medical consultations. Fully offline, no account required, no cloud uploads.
Phorminx Dictation
A local-first Windows application for dictation and meeting transcription, with searchable notes, optional local AI formatting and private model management.
Data Deidentification
Pure client-side document anonymization tool: auto-detects PII in PDF/Word/Excel/TXT/Markdown with masked previews, manual review, and CSV-based restoration. Data never leaves your computer.
Candy Browser
Gesture-first Android browser with Material 3 Expressive design and local privacy tools
Science & Simulation
Modeling Toolkit Library
Standard library of reusable components for acausal modeling in Julia's SciML ecosystem. Provides Modelica-like functionality for multi-domain physical system modeling.
Torch FEM
GPU-accelerated differentiable finite element solver for solid mechanics built on PyTorch. Enables exact sensitivity analysis and optimization via automatic differentiation without hand-derived adjoints.
GoSL Numerical Library
Go library for scientific simulations covering linear algebra, differential equations, FFT, and computational geometry. Links to established C/Fortran libraries like OpenBLAS and LAPACK.
NumCpp Library
C++ implementation of Python's NumPy library. Provides a familiar API for C++ developers needing performance-critical numerical operations in native code.
PDE Solver Examples
C and Python example programs from a book on solving PDEs with PETSc and Firedrake. Useful for learning parallel scientific computing and modern numerical methods.
Armadillo Linear Algebra
C++ library for linear algebra and scientific computing. Notable for its expression templates providing high performance and ease of use in ML and scientific applications.
Biomechanics Computing Notes
Collection of Jupyter notebooks and code for scientific computing in biomechanics and motor control. Serves as practical educational material bridging Python-based analysis with biomechanics applications.
Security
SOC 2 Methodology
Chiaro-HQ/methodology publishes Chiaro's SOC 2 readiness and audit methodology, including controls, evidence standards, and judgment calls. It offers transparent guidance for compliance engineers and auditors working on SOC 2.
Reverse Engineering Plugin
dsh-reverse-skill packages all 88 SKILL.md files from the reverse-skill project as a DeepSeek Harness plugin. It is useful for authorized reverse engineering and pentesting, providing a complete skill pack within the dsh ecosystem.
AI Security Agent
0 is an open-source AI security agent that finds, exploits, and fixes vulnerabilities across codebases. It is notable for autonomous vulnerability discovery and remediation, with strong momentum as a research preview from a Swiss AI security lab.
Red Team Infrastructure
redStackPRO is a web canvas for designing red team infrastructure and cyber ranges, exporting runnable Terraform and Ansible. It keeps cloud credentials local, filling an infrastructure-as-code gap for security teams.
Secure File Transfer
Mirall is a peer-to-peer application for secure large file transfer without cloud storage or accounts. It uses end-to-end encryption and direct connections, designed for moving terabyte-scale files privately with a small but dedicated user base.
Trending Overall
OpenReply Chat Automation
Open-source Instagram comment-to-DM automation alternative to Manychat. Watches comments and sends private replies via the official Meta API; notable for being free, MIT-licensed, and self-hostable.
AirCard Wallet Skinner
An iOS 18+ app that skins Apple Wallet cards and lock screen passcodes without jailbreaking. Uses the airlift AirTraffic sync exploit; notable for practical iOS customization under an MIT license.
Whiteboard Design Canvas
An open-source desktop canvas for software design where humans and AI agents can collaborate. Provides an SDK for agents to draw diagrams in a shared workspace; notable for its clean concept and moderate momentum.
Search WebKit Browser
A small, fast WebKit browser for macOS with a minimal interface. No toolbar, start page, or account sign-in; notable as a lightweight niche browser at about 6 MB.
AnyPS5 Porting Tool
Tool for automatic PS5 executables porting to Linux and Windows. Includes a relinker and system prx library implementations; novel for game developers, with verified games running at stable 60 fps.
MangoDisk Disk Cleaner
A safety-first disk cleaner and space analyzer for macOS and Windows. Scans system, application, and developer caches for reclaimable space; notable as a cross-platform Rust/Tauri utility with solid execution.
Qingjian Pinyin IME
Qingjian is a Rust-based pinyin input method that displays translations in a language you're learning alongside character candidates. It integrates language practice into everyday typing without disrupting normal input flow.
Web & Frontend
PO Angular
po-ui/po-angular is a UI component library for Angular, developed in Portuguese by Po Tech. It is notable as a solid, enterprise-focused toolkit that streamlines building business applications with Angular.
Activist Platform
activist-org/activist is an open-source platform designed to make activism easier and safer by connecting people with organizations and campaigns. It is notable for its community governance model, strong focus on accessibility, and secure hosting.
Speckle Server
specklesystems/speckle-server is a monorepo containing the server, frontend, and 3D viewer for Speckle, a data hub for architecture, engineering, and construction (AEC) tools. It is notable for enabling data exchange across fragmented AEC software.
Vue Visualization Collection
hepengwei/visualization-collection-vue is a collection of over 100 frontend visual effect examples built with Vue, including CSS animations, Canvas, Three.js 3D, and AI applications. It is useful for developers learning or exploring frontend animation techniques.
osu! Web
ppy/osu-web is the browser-facing frontend for the osu! rhythm game, built as a production Laravel application. It is notable as a real-world example of a large-scale Laravel codebase powering a popular game's web services.
ngx-spinner
Napster2210/ngx-spinner is an Angular library offering over 50 customizable loading spinner animations, supporting Angular versions 4 through 22. It is notable for its maturity, extensive feature set like HTTP interceptors, and a new interactive playground.
ILC Framework
namecheap/ilc is an Isomorphic Layout Composer framework for building micro frontends into a single-page application with server-side rendering and internationalization support. Its notable advantage is isomorphic page composition, blending server and client rendering.