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AddA web-app framework that includes everything needed to create database-backed web applications according to the Model-View-Controller (MVC) pattern.
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- The Unofficial 37signals/DHH Rails Style Guide @ Marc Köhlbrugge's GitHub Gist.
- Making the case for Rails monoliths over microservices @ thoughtbot.
- Part 1: How We Fell Out of Love with Next.js and Back in Love with Ruby on Rails & Inertia.js @ Hardcover.
- The One-Person Framework in practice @ Bram Jetten.
- Serving Large Files in Rails with a Reverse Proxy Server @ Write Software, Well.
- My puts Debugging Workflow in Rails Apps @ Paweł Urbanek.
- Tip: Put your Rails app on a SQL query diet @ Andrew Atkinson.
- Ruby on Rails: The Open-Source Blueprint @ The Miners.
- Engineering excellence starts on edge @ David Heinemeier Hansson.
- You're doing Rails wrong @ Banana Curving Machine.
- The Rails developers' guide to mobile app frameworks @ Masilotti.com.
- How I Audit a Legacy Rails Codebase in the First Week @ piechowski.io.
- Returning To Rails in 2026 @ markround.com.
- Different Approaches to Debugging Query Performance in Rails @ Saeloun.
- Rails 8: How to Auto-Generate Social Media Preview Cards @ DevBlog by Zil Norvilis.
- Scaling Rails at Aura Frames: Splitting to 8 Primary DBs and Reaching #1 in the App Store @ Andrew Atkinson.
twmn is a notification system for tiling window managers. It's composed of:
twmnc: command line tool to send notifications totwmnd.twmnd: daemon listening to notification requests and showing them one after another.
It shows notifications in a one-line bar called the notification slide. The user can navigates them through and activated with shortcuts.
A reproducible Windows CUDA compatibility stack for AMD GPUs, built around ZLUDA + AMD ROCm/HIP.
Run CUDA-targeted Windows applications on AMD hardware, verify that work really reaches the GPU, and distinguish a correct result from a crash, timeout, CPU fallback, or silently wrong tensor.
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View the source of this page for an example of how to implement a lightweight preview image for YouTube videos that is resilient to image load failures. There is no iframe on this page at load time. The iframe is only created when the user clicks the preview.
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A native macOS file browser with fast fuzzy filename search, powered by fsearch.
A native Mac file browser with fast, fuzzy filename search. Browse folders, preview files, and manage your files in a familiar macOS interface.
All-in-one Media Server—Find, watch, track, and manage your media.
The Modern Hybrid Media Server
Watch and Track Movies and TV Shows. Self-hosted version of Plex/Stremio + Trakt, Simkl, etc. Hound aims to be a complete ecosystem of watching, tracking, downloading, and archiving media.
Hound is a fully-featured media server, like Jellyfin or Plex, but with the additional ability to stream content through P2P (torrent) or HTTP/Debrid sources. With Hound, you get the benefits of fully controlling your media like Jellyfin, but can also stream instantly like Stremio. It's the best of both worlds.
An open source business card designer and sharing platform.
Design a unlimited number of business or information cards about yourself, share a link or QR code to them, print it out, and save other people's cards to your virtual wallet for later. Once you've created a card you can get analytics data on how your cards are getting visited, you can edit your cards as things change, and you can keep cards private so only people with a link to your card can see it.
Room EQ Wizard Room Acoustics Software.
REW is free software for room acoustic measurement, loudspeaker measurement and audio device measurement. The audio measurement and analysis features of REW help you optimise the acoustics of your listening room, studio or home theater and find the best locations for your speakers, subwoofers and listening position. It includes tools for generating audio test signals; measuring SPL and impedance; measuring frequency and impulse responses; measuring distortion; generating phase, group delay and spectral decay plots, waterfalls, spectrograms and energy-time curves; generating real time analyser (RTA) plots; calculating reverberation times; calculating Thiele-Small parameters; determining the frequencies and decay times of modal resonances; displaying equaliser responses and automatically adjusting the settings of parametric equalisers to counter the effects of room modes and adjust responses to match a target curve.
A free, open-source, and cross-platform iDevice management tool.
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Gamify Your Life.
Habitica is an open-source habit-building program that treats your life like a role-playing game. Level up as you succeed, lose HP as you fail, and earn Gold to buy weapons and armor!
Nmap Dashboard Mini Project.
nmap-did-what is a Grafana docker container and a Python script to parse Nmap XML output to an SQLite database. The SQLite database is used as a datasource within Grafana to view the Nmap scan details in a dashboard.
Firefox Reader View in your terminal! - CLI tool for Mozilla's Readability library.
readability-cli takes any HTML page and strips out unnecessary bloat by using Mozilla's Readability library. As a result, you get a web page which contains only the core content and nothing more. The resulting HTML is suitable for terminal browsers, text readers, and other uses.
A macOS app that enhances control over Elgato lights, offering features beyond the standard Elgato Control Center software.
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Cataclysm: Dark Days Ahead is a turn-based survival game set in a post-apocalyptic world. Struggle to survive in a harsh, persistent, procedurally generated world. Scavenge the remnants of a dead civilization for food, equipment, or, if you are lucky, a vehicle with a full tank of gas to get you the hell out of Dodge. Fight to defeat or escape from a wide variety of powerful monstrosities, from zombies to giant insects to killer robots and things far stranger and deadlier, and against the others like yourself, that want what you have…
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Modern CLI scripts made easy.
Bash is powerful but painful. Rad gives you Python-like scripting with CLI superpowers built-in.
Write maintainable scripts with declarative argument parsing, built-in JSON processing, HTTP requests, and interactive user prompts - all in a familiar, readable syntax.
Rad is a modern programming language and interpreter designed to make writing CLI scripts delightful. It has a familiar, Python-like syntax with built-in concepts like declarative arguments, JSON handling, first-class shell integration, and user prompts - making common scripting tasks easy and fast to implement.
🪇 Minimal terminal spinners for Rust.
Rattles is a minimal, dependency-free terminal spinner library for Rust. It makes no assumptions about how the output will be used.
Fraidycat is a desktop app or browser extension for Firefox or Chrome. I use it to follow people (hundreds) on whatever platform they choose - Twitter, a blog, YouTube, even on a public TiddlyWiki.
Agent Memory That Learns.
Hindsight™ is an agent memory system built to create smarter agents that learn over time. Most agent memory systems focus on recalling conversation history. Hindsight is focused on making agents that learn, not just remember.
The OS for your personal finances.
Maybe is a fully open-source app for your personal finances built by a small team alongside an incredible community.
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Static website and blog generator written in nix.
A static website generator written in nix. Inspired by hugo.
Apache Cordova is a platform for building native mobile applications using HTML, CSS and JavaScript
A python script to help red teamers discover KeePass instances and extract secrets.
Free, interactive tutorials to help you discover Ruby idioms, in your browser!
The lookupWidgetPlugin packages a widget that allows to display a modal popup that lists values from a given table and allows to filter values and to select a value.
Typesafe APIs Made Simple 🪄. Easy to build APIs that are end-to-end type-safe and adhere to OpenAPI standards.
oRPC is a powerful combination of RPC and OpenAPI, makes it easy to build APIs that are end-to-end type-safe and adhere to OpenAPI standards
A collection of DESIGN.md files inspired by popular brand design systems. Drop one into your project and let coding agents generate a matching UI.
Copy a DESIGN.md into your project, tell your AI agent "build me a page that looks like this" and get pixel-perfect UI that actually matches.
Motion animations as Tailwind classes.
Write Motion animations as Tailwind-like classes. Zero imports, zero boilerplate, zero runtime overhead. Write Framer Motion animations as Tailwind-style utility classes – Motionwind transforms animate-* classes into motion props at build time with zero imports and zero boilerplate. Motion animations as Tailwind classes. A Babel plugin that transforms animate-hover:scale-110 into whileHover={{ scale: 1.1 }} at build time. Zero imports, zero boilerplate.
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Well-Designed Logos for Your Inspiration. Explore well-designed logos. Discover inspiring logos sorted by industries, themes, typography style, branding color and more.
High performance, full-stack PHP framework delivered as a C extension.
Phalcon is an open source web framework delivered as a C extension for the PHP language providing high performance and lower resource consumption.
WhatsApp HTTP API (REST API) that you can configure in a click! 3 engines: WEBJS (browser based), NOWEB (websocket nodejs), GOWS (websocket go).
WhatsApp HTTP API (REST API) that you can install on your own server and run in less than 5 minutes!
React-based framework for building dynamic, Shopify-powered custom storefronts.
FastNetMon is a very high performance DDoS detector built on top of multiple packet capture engines: NetFlow, IPFIX, sFLOW.
Patch codes are a set of 6 distinct barcode patterns (1, 2, 3, 4, 6 and T) that are typically used as document separators when scanning.
Rust GUI components for building fantastic cross-platform desktop application by using GPUI.
Interesting dev, AI, SaaS, Marketing resources.
Dr.Parted Live is a bootable GNU/Linux distribution based on Debian testing. Live CD/USB featuring a lightweight Openbox window manager and useful applications for data backup, restore and recovery. It contains Apart GUI that is a front end to the Partclone command line utility, and is capable of bare-metal backup and recovery of disk partitions. It can use external hard drives and network shares. Dr.Parted also aims to provide an easy way to carry out administration tasks on a computer, such as creating and editing hard disk partitions. Although GParted and Apart GTK are the main programs, the CD/USB also offers other applications, such as Netsurf, GSmart Control, Connman, Grsync, Xarchiver, HD Sentinel, USBimager, etc. It also contains a suite of powerful command line tools: clonezilla, testdisk, partimage, photorec, ddrescue, nwipe, scalpel, safecopy, fsarchiver, memtester, curl, wget, cryptsetup, chntpw, wipe and hdparm.
An open-source security log auditing & RDP, VNC, SSH and databases management bastion platform.
Let Claude (or any LLM) actually watch a video — scene-aware, deduplicated frames + transcript, from a URL or local file. Runs locally, MIT.
Monkey365 is an Open Source security tool that can be used to easily conduct not only Microsoft 365, but also Azure subscriptions and Microsoft Entra ID security configuration reviews without the significant overhead of learning tool APIs or complex admin panels from the start.
For when you really just want to serve some files over HTTP right now! miniserve is a small, self-contained cross-platform CLI tool that allows you to just grab the binary and serve some file(s) via HTTP. Sometimes this is just a more practical and quick way than doing things properly.
Video on command. Pika puts creative control where it belongs: in your hands.
Pika is a image to video generator using ai.
Create meaningful service names that are unlikely to change over time by composing the name from elements that describe what the service does.
Open-source graph database superpowers for your existing Postgres data.
pgGraph is a PostgreSQL extension for running graph search, traversal, shortest path, and relationship queries directly against ordinary PostgreSQL tables.
Your tables stay the source of truth. pgGraph builds a derived graph index and lets you query it from SQL using functions in the graph schema.
It's a very simple tool. You can drill down JSON interactively by using filtering queries like jq.
JSON for Classic C++.
json.cpp is a baroque JSON parsing / serialization library for C++.
Colorize Black&White Pictures with machine learning. Automatic, no sign-up, and Free!
CfP and scheduling for conferences.
pretalx is a conference management software that stays with you every step of the way.
pretalx is a conference planning tool focused on providing the best experience for organisers, speakers, reviewers, and attendees alike. It handles the submission process with a configurable Call for Participation, the reviewing and selection of submissions, and the scheduling and release handling. After the event, pretalx allows speakers to receive feedback, upload their slides, and organisers to embed recordings.
Go Backend Generator.
Create Go projects faster → Auth, DB, gRPC, Docker, Swagger, and monitoring included.
GoCraft is a powerful, production-ready Go backend generator that helps developers quickly scaffold modern microservices with their preferred frameworks, databases, and features. Generate complete, well-structured Go applications in seconds with built-in best practices, security features, and comprehensive documentation.
Parallel testing for PHPUnit.
The objective of ParaTest is to support parallel testing in PHPUnit. Provided you have well-written PHPUnit tests, you can drop paratest in your project and start using it with no additional bootstrap or configurations!
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⚡ Energy consumption metrology agent. Let "scaph" dive and bring back the metrics that will help you make your systems and applications more sustainable !
Scaphandre [skafɑ̃dʁ] is a metrology agent dedicated to electric power and energy consumption metrics. The goal of the project is to permit to any company or individual to measure the power consumption of its tech services and get this data in a convenient form, sending it through any monitoring or data analysis toolchain.
Postfix Greylisting Policy Server
Postgrey is a Postfix policy server implementing greylisting developed by David Schweikert.
When a request for delivery of a mail is received by Postfix via SMTP, the triplet CLIENT_IP / SENDER / RECIPIENT is built. If it is the first time that this triplet is seen, or if the triplet was first seen, less than 5 minutes ago, then the mail gets rejected with a temporary error. Hopefully spammers or viruses will not try again later, as it is however required per RFC.
Augeas is a configuration editing tool. It parses configuration files in their native formats and transforms them into a tree. Configuration changes are made by manipulating this tree and saving it back into native config files.
157 cinematic shot recipes. One prompt to a finished promo. AI Video Skill for Claude Code & Codex. Cinematic Product Videos with Remotion.
Every motion you see behind this page is a tuned, ready-to-use shot recipe card — your agent picks the shots, animates real product screenshots with Remotion, syncs the beats, and delivers the film.