Links
AddThe community dedicated to learning hardware. Hackster is a community dedicated to learning hardware, from beginner to pro.
Hacking Training For The Best | Individuals & Companies. A Massive Hacking Playground.
Join a dynamically growing hacking community and take your cybersecurity skills to the next level through the most captivating, gamified, hands-on training experience!
Haiku is an open-source operating system that specifically targets personal computing. Inspired by BeOS, Haiku is fast and easy to learn but very powerful.
Spécialisé analyse de sites et recherches de mots clés.
French SemRUSH alternative
Open Source Clerk Alternative. The complete Authentication and User Management solution for developers.
Hanko is a lightweight, open source user authentication solution that takes you on the journey beyond passwords.
Curated colors in context.
Not sure what colors to use in your designs or where to use them? Happy Hues is a color palette inspiration site that acts as a real world example as to how the colors could be used in your design projects.
Write Notes at the speed of touch.
A new local-first, privacy-focused and open-source home for your markdown notes.
Hardware Hacking Wiki.
The goal of HardBreak (https://www.hardbreak.wiki/) is to collect knowledge about Hardware Hacking / IoT hacking in one place. There are many great blogs about Hardware Hacking, but it is a rather unpleasant experience to search through multiple blogs in different formats to find the information you need. HardBreak aims to organize all information in one accessible and easy-to-use platform.
Strikingly high-performance SBC, offering the advanced computing power required by major industrial embedded system builders.
The Modern Software Delivery Platform - CI, CD, Feature Flags, Cloud Costs & more.
Harness is the industry’s first Software Delivery Platform to use AI to simplify your DevOps processes - CI, CD & GitOps, Feature Flags, Cloud Costs, and much more.
Haskell lends itself well to concurrent programming due to its explicit handling of effects. Its flagship compiler, GHC, comes with a high-performance parallel garbage collector and light-weight concurrency library containing a number of useful concurrency primitives and abstractions.
Related contents:
- Lambda calculus @ Wikipedia.
- Functional Programming & Haskell @ Computerphile's YouTube.
- Episode 123 @ Linux Dev Time.
- Death💀 to type classes @ Jappie.
- Episode #529 consacré à podenv et au développement sécurisé @ NoLimitSecu :fr:.
- A sufficiently detailed spec is code @ Haskell for all.
- A Couple Million Lines of Haskell: Production Engineering at Mercury @ Haskell Blog.
Rails hosting made simple for small businesses.
Deploy apps to servers that you own and control. We'll take care of the configuration while you focus on building great apps.
Stop more bots. Start protecting user privacy. The #1 privacy-first CAPTCHA for web, mobile, and more.
MariaDB, MySQL, MSSQL, PostgreSQL and SQLite made easy.
HeidiSQL is free software, and has the aim to be easy to learn. "Heidi" lets you see and edit data and structures from computers running one of the database systems MariaDB, MySQL, Microsoft SQL, PostgreSQL and SQLite. Invented in 2002 by Ansgar, HeidiSQL belongs to the most popular tools for MariaDB and MySQL worldwide.
Helios offers verifiable online elections.
We believe democracy is important, whether it’s your book club, parent-teacher association, student government, workers’ union, or state. So we’ve made truly verifiable elections as easy as everything else on the Web.
Related contents:
Native Graph-Vector Database.
HelixDB is a powerful, open-source, graph-vector database built in Rust for intelligent data storage for RAG and AI.
Transfer your audience from X to BlueSky and/or Mastodon.
Find the ones you follow. In just a few clicks.
Related contents:
Open-Source Self-Hosted Secure Email Gateway. Self-hosted email security, mail server, calendar, contacts, files, groupware — one stack.
Hermes Secure Email Gateway is an open-source Docker Compose stack that combines a hardened anti-spam and anti-malware gateway, a full Dovecot 2.4 mail server, end-to-end encryption, and Nextcloud for files, calendars, and contacts. Deploy it as a gateway in front of Microsoft 365, as a complete mail server, or in hybrid mode.
Beautiful, fast and modern React UI Library.
Make beautiful websites regardless of your design experience. Beautiful, fast and modern React UI library for building accessible and customizable web applications.
Related contents:
Revolutionary AI-Powered Offensive Security Framework.
HexStrike AI MCP Agents is an advanced MCP server that lets AI agents (Claude, GPT, Copilot, etc.) autonomously run 150+ cybersecurity tools for automated pentesting, vulnerability discovery, bug bounty automation, and security research. Seamlessly bridge LLMs with real-world offensive security capabilities.
Hide What You Dislike!
HIDE WHAT YOU DISLIKE FROM any website! SEE only what you want TO SEE with a bit oF help OF this BROWSER extension!
High quality Raspberry Pi Audio | Audiophile 24/96, 24/192 sound cards (Audio DAC and SPDIF out) for the Raspberry Pi, audio out, audio cards, audio projects
the Wayland kiosk.
Cage is a kiosk compositor for Wayland. A kiosk is a window manager (in the X11 world) or compositor (in the Wayland world) that is designed for a user experience wherein user interaction and activities outside the scope of the running application are prevented. That is, a kiosk compositor displays a single maximized application at a time and prevents the user from interacting with anything but this application.
Build a workspace for work that unfolds over time. The Computer for You and Your Agent.
Describe one long-running job. Download holaOS, kick it off in seconds, and a workspace builds itself — with goals, context, rules, and a next run.
Make sure your equity generates wealth, not a shocking tax bill. Stock options, RSUs, job offers, and taxes—a detailed reference, including hundreds of resources, explained from the ground up, for employees and managers.
Awaken your home
Open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server.
Related contents:
- CloudFree.
- Episode 121- Forbidden Fruit @ Self-Hosted podcast.
- 11 Essential Tips For Home Assistant Beginners! @ Everything Smart Home's YouTube.
- Home Assistant Voice + Ollama = Snarky AI?! @ DB Tech's YouTube.
- Migrating from Home Assistant Supervisor to Docker: A Step-by-Step Guide @ DIY Ideas.
- IKEA launches new smart home range with 21 Matter-compatible products @ IKEA.
- Episode #118: NOT a swarm! @ Changelog & Friends.
- Episode 670: There's Chickens in that Nebula @ Linux Unplugged.
The WeatherFlow integration is a local-only integration that reads weather data from all WeatherFlow Tempest compatible weather station on the local network.
Related contents:
Social Media Marketing and Management Tool. Save time and get REAL results on social media.
HopToDesk is an open-source remote desktop, and alternative to TeamViewer.
Automated AI news aggregator & summarizer. 📡 Your own AI-powered news radar. Generates daily briefings in English & Chinese.
Good news is scattered; bad news is endless. Horizon gives you a personal first pass over Hacker News, Reddit, Telegram, RSS, and GitHub: it fetches, deduplicates, scores, filters, and enriches stories with background context and community discussion.
But Horizon is not just another summarizer. AI is great at reducing noise, but news still needs human taste: the sources you trust, the comments that change how you read a story, and the hidden gems only people can share. Horizon keeps that human layer in the loop with customizable sources, thresholds, models, languages, delivery channels, comment summaries, and a community source hub.
Plant Manager App. Self-hosted collaborative plant management system for your local environment.
HortusFox is a free and open-sourced self-hosted plant manager system that you can use to manage, keep track and journal your home plants. It is designed in a collaborative way, so you can manage your home plants with your partner, friends, family & more! By shipping the software as a self-hosted product, you are always master of your own personal data and thus are in full control over them. HortusFox is open-sourced MIT licensed software, so you can contribute to the software or make your own version of it.
Related contents:
Software, Tools, Resources for Your Business.
Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
HumHub is a free social network software and framework built to give you the tools to make teamwork easy and successful.
It's lightweight, powerful and comes with an user-friendly interface. With HumHub you can create your own customized social network, social intranet or huge social enterprise application that really fits your needs.
Boost your business, support your customers, teach your students or organize your football club. It's on you
review-first terminal diff viewer.
Hunk is a review-first diff viewer that plays nice with agents. It's fast, it looks good, and it works everywhere.
Affordable full-stack production debugging & monitoring. Resolve Production Issues, Fast. An Open Source Observability Platform: Unify Session Replays, Logs, Traces, Metrics and Errors – All Without the Datadog Price Tag.
Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by Clickhouse and OpenTelemetry.
Related contents:
The Hyperledger Project is a collaborative effort created to advance blockchain technology by identifying and addressing important features for a cross-industry open standard for distributed ledgers that can transform the way business transactions are conducted globally.
LLMs for language and code + Time series and geospatial foundation models.
Achieve over 90% cost savings with Granite's smaller and open models, designed for developer efficiency. Fit for purpose and open sourced, these enterprise-ready models deliver exceptional performance against safety benchmarks and across a wide range of enterprise tasks from cybersecurity to RAG.
Related contents:
Icinga is an enterprise grade open source monitoring system which keeps watch over networks and any conceivable network resource, notifies the user of errors and recoveries and generates performance data for reporting. Scalable and extensible, Icinga can monitor complex, large environments across dispersed locations.
Search for open source icons, 150.000+ icons. A perfect search engine with 150.000+ free, open sources icons. Use them in Notion, Figma or download them with a single click.
Build forms, collect responses & analyze data effortlessly. The open-source forms platform for effortless data collection and analysis.
Editorial illustrations from around the world. A curated collection of editorial illustrations and images.
Online PDF tools for PDF lovers. Every tool you need to work with PDFs in one place. Every tool you need to use PDFs, at your fingertips. All are 100% FREE and easy to use! Merge, split, compress, convert, rotate, unlock and watermark PDFs with just a few clicks.
Inferno is an insanely fast, React-like library for building high-performance user interfaces on both the client and server.
The main objective of the InfernoJS project is to provide the fastest possible runtime performance for web applications. Inferno excels at rendering real time data views or large DOM trees.
Related contents:
Kapacitor is a real-time streaming data processing engine. Kapacitor is a native data processing engine for InfluxDB 1.x and is an integrated component in the InfluxDB 2.0 platform. Kapacitor can process both stream and batch data from InfluxDB, acting on this data in real-time via its programming language TICKscript.
Telegraf is the open source server agent to help you collect metrics from your stacks, sensors, and systems.
Telegraf is a server-based agent for collecting and sending all metrics and events from databases, systems, and IoT sensors. Telegraf is written in Go and compiles into a single binary with no external dependencies, and requires a very minimal memory footprint.
AI and backend workflows, orchestrated at any scale.
Inngest is an event-driven durable execution platform that allows you to run fast, reliable code on any platform, without managing queues, infra, or state.
The realtime client-side database.
Instant is a client-side database that makes it easy to build real-time and collaborative apps like Notion or Figma.
Related contents:
Instructables is a community for people who like to make things. Come explore, share, and make your next project with us!
Les fiches réflexes d’InterCERT France sont mises à disposition de toutes les structures susceptibles d’être confrontées à un incident de cybersécurité. Qu’il s’agisse d’une entreprise, d’une administration, d’un opérateur essentiel ou d’une PME, ces ressources visent à renforcer la capacité de réaction de chacun.
An Effortless Vulnerability Scanner. Find your weaknesses, before the hackers do. Intruder is an online vulnerability scanner that finds cyber security weaknesses in your digital infrastructure, to avoid costly data breaches.
IP Geolocation API.
IP2Location.io provides a fast and accurate IP Geolocation API tool to determine a user's location and use the geolocation information in different use cases.
IPFire is a dedicated firewall that can be installed in any network - from data center down to your home. It is secure, fast and very versatile. Besides from being a stateful inspection firewall it can work as a VPN gateway, analyze data packets with its Intrusion Prevention System (IPS), and comes with many Add-ons that extend its functionality further.
Related contents:
p2p that just works. Iroh is a library for building on direct connections between devices, putting more control in the hands of your users.
Iroh gives you an API for dialing by public key. You say “connect to that phone”, iroh will find & maintain the fastest connection for you, regardless of where it is.