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AddAn online editor for busy developers.
Create templates in minutes. Shuffle gives you 6,900+ fully responsive UI components to get you started. You don't have to be a designer to create attractive templates!
An Open Source SOAR solution. A general purpose security automation platform. Our focus is on collaboration and resource sharing.
Shuffle is an open source automation platform, built for and by the security professionals. Security operations is complex, but it doesn't have to be. Built to work well with MSSP's and other service providers in mind.
Source: Savez-vous ce qui est un OpenVOC ? @ Florian Dudaev's LinkedIn :fr:.
A minimalist bash tool that makes directory navigation just a little bit faster.
Shunpo is a minimalist bash tool that tries to make directory navigation in terminal just a little bit faster by providing a simple system to manage bookmarks and jump to directories with only a few keystrokes. If you frequently need to use commands like cd, pushd, or popd, Shunpo is for you.
sub-500ms latency phone agent orchestration. A voice agent framework in ~600 lines of Python.
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A neat little helper that manages the standby state of unix hosts with Wake-On-Lan configured, with Web-GUI.
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You might never open your editor again.
Use sidecar next to CLI agents for diffs, file trees, conversation history, and task management with td.
Sidecar puts your entire development workflow in one shell: plan tasks with td, chat with AI agents, review diffs, stage commits, review past conversations, and manage workspaces—all without leaving Sidecar.
A sweet ass commenting interface component.
Bare metal to production ready in mins; your own fly server on your VPS.
Sidekick helps you along all the steps of deployment on your VPS. From basic setup to zero downtime deploys, we got you! ✊
A native macOS app that allows users to chat with a local LLM that can respond with information from files, folders and websites on your Mac without installing any other software. Powered by llama.cpp.
Chat with an local LLM that can respond with information from your files, folders and websites on your Mac without installing any other software. All conversations happen offline, and your data is saved locally.
Your agentic CLI developer.
Sidekick is an agentic CLI-based AI tool inspired by Claude Code, Copilot, Windsurf and Cursor. It's meant to be an open source alternative to these tools, providing a similar experience but with the flexibility of using different LLM providers while keeping the agentic workflow.
Sidekiq is a popular background job system for Ruby. Need speed? Scale your app with Ruby's fastest job system, up to 20x faster than the competition!
Simple, efficient background processing for Ruby. Sidekiq uses threads to handle many jobs at the same time in the same process. It does not require Rails but will integrate tightly with Rails to make background processing dead simple.
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Side Navigation Menu
CSS3 transition property & without JS.
The durable, distributed, and cloud-agnostic queue for Node.js.
Sidequest is a modern, scalable background job processor for Node.js applications. Built with TypeScript and designed for production use, it provides reliable job processing with multiple database backends, a beautiful web dashboard, and comprehensive monitoring capabilities.
SaaS-simple deployment of Kubernetes - on your own hardware.
Omni manages Kubernetes on bare metal, virtual machines, or in a cloud. Built on Talos Linux by the folks at Sidero.
An elegant Apple Music desktop client for Linux, macOS and Windows. No frippery, just quality. A better class of Cider 🍎
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Siduction is an operating system based on the Linux kernel and the GNU project. In addition, there are applications and libraries from Debian. The name siduction is a play on two words. The word sid, which is the codename of Debian Unstable, and seduction in the sense of seduce.
The immutable database for events. A high-performance, distributed event store designed for scalable event sourcing applications
SierraDB is a modern, horizontally-scalable database specifically built for event sourcing workloads. It combines the simplicity of Redis protocol compatibility with the distributed architecture principles of Cassandra/ScyllaDB, providing developers with a powerful foundation for building event-driven systems.
Transform raw video into high quality datasets in minutes. Find the most important images within petabytes of raw video, in just a few lines of code.
The link you share when someone asks what you do. Portable professional identity on the open web.
Replace a LinkedIn URL or hand-kept /about page with a profile that updates itself. Portable, verifiable, pulling from the activity you already do.
Local Twitter/X bookmark organizer with AI categorization and mindmap visualization.
Siftly turns your Twitter/X bookmarks into a searchable, categorized, visual knowledge base — running entirely on your machine. No cloud, no subscriptions, no browser extensions required. Everything stays local except the AI API calls you configure.
Build a Photography Website from online media (Flickr, Instagram, etc.)
Sigal is yet another simple static gallery generator. It’s written in Python and it allows to build a static gallery of images with the following features:
process directories recursively,
generate HTML pages using jinja2 templates,
relative links for a portable output,
parallel processing,
MIT licensed.
The idea behind Sigal is to ease the use of the javascript librairies like galleria. These librairies do a great job to display the images, Sigal does what is missing: resize images, create thumbnails, generate html pages.
sigma rule converter. An opensource sigma conversion tool built using pysigma.
Welcome to sigconverter.io, a user-friendly converter for Sigma rules. This project is designed to keep in sync with the pySigma project's backends. Inspired by uncoder.io, it aims to provide an easy-to-use interface for converting Sigma rules.
Signals and Slots library for PHP.
Signals and slots is a mechanism introduced in Qt for communication between objects. It makes it easy to implement the observer pattern while avoiding boilerplate code. Siglot aims to provide similar features for the PHP language, with particular attention to Developer Experience (DX).
SIEM Detection Format. The shareable detection format for security professionals.
Sigma is a generic, open, and structured detection format that allows security teams to detect relevant log events in a simple and shareable way.
Detection engineers, threat hunters and all defensive security practitioners collaborate on detection rules. The repository offers more than 3000 detection rules of different type and aims to make reliable detections accessible to all at no cost.
A tool to monitor WiFi signal strength and metrics continuously in the terminal. It uses iwconfig to get the metrics and plotext to plot them.
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Fully Open-sourced Online MIDI Editor.
Start creating music without installing anything.
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Signal Spam is a non-profit association that allows Internet users to report anything they consider to be spam in their email. Reports are assigned to authorities or professionals who are able to take action against this spam.
Free open-source web software for signing PDF (alone or with others) and also organize pages, edit medata and compress pdf.
Open-source APM. Understand issues in your deployed applications & solve them quickly.
SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool.
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Free Code Signing for Open Source software
No more installation warnings. SignPath Foundation provides you with a code signing certificate that provides a clear link between your repository and the published binary.
Sigstore is an open source project for improving software supply chain security. The Sigstore framework and tooling empowers software developers and consumers to securely sign and verify software artifacts such as release files, container images, binaries, software bills of materials (SBOMs), and more. Signatures are generated with ephemeral signing keys so there’s no need to manage keys. Signing events are recorded in a tamper-resistant public log so software developers can audit signing events.
Related contents:
- Streamline security with keyless signing and verification in GitLab @ GitLab.
- Annotate container images with build provenance using Cosign in GitLab CI/CD @ GitLab.
- Episode #497: sécurisation de la chaîne d’approvisionnement logicielle (software supply chain) @ NoLimitSecu :fr:.
- Blueprinting Security in CI/CD: Building Trust Through Open Source @ CD Foundation.
a quiet space to write. a minimalist text editor component for the web. no noise, no chrome, just words on a page.
pre-trained enterprise-grade Voice Activity Detector.
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Free Website Builder, Libre Software, Open-Source No-Code. Where web designers become no-code developers.
Silex is an online tool for visually creating static sites with dynamic data. With the free/libre spirit of internet, together. Silex is a no-code tool for building websites. It also lets you code when needed. It can be used online, offline or in a JAMStack project.
Silex lets you create websites without coding, but it also has built-in editors for HTML, CSS, and JavaScript for when you need more control. It is used by freelancers and web studios to make real websites for real clients. Also Silex can generate templates or be integrated in a nodejs project, it has a plugin system and can integrate with headleass CMS and static site generators, it is part of the JSAMStack ecosystem since the v3.
LLM Frontend for Power Users.
SillyTavern provides a single unified interface for many LLM APIs (KoboldAI/CPP, Horde, NovelAI, Ooba, Tabby, OpenAI, OpenRouter, Claude, Mistral and more), a mobile-friendly layout, Visual Novel Mode, Automatic1111 & ComfyUI API image generation integration, TTS, WorldInfo (lorebooks), customizable UI, auto-translate, more prompt options than you'd ever want or need, and endless growth potential via third-party extensions.
One window — every project, every agent.
Silo — for developers juggling coding agents across many projects. Every workspace alive at once, switch instantly. 100% open source, free forever.
SilverBullet is a note-taking application optimized for people with a hacker mindset. We all take notes. There’s a million note taking applications out there. Wouldn’t it be nice to have one where your notes are more than plain text files? Where your notes essentially become a database that you can query; that you can build custom knowledge applications on top of? A hackable notebook, if you will?
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SilverDict is a free and open source dictionary lookup program that is cross-platform and follows the client/server model (translation: the app you downloaded from F-Droid won't work without a server running, locally or remotely). The server side is written in Python with Flask and could be deployed to Linux, Mac OS, Windows, Android (via Termux) and iOS (via a-Shell). It has currently two clients: a React web app that has both desktop and mobile interfaces, and an Android app.
Accessible from a simple web browser or from a Smartphone, Silverpeas makes it possible for users to work together, share their knowledge and good practices, and in general to improve their reciprocal empathy, therefore their willingness to collaborate. The introduction in the latest version of the conversational and relational (social network) functions has once again improved its benchmark coverage.
Use Silverpeas to build an Intranet or Extranet and feed web 2.0 sites optimizing sharing and performance.
Automate the creation of merge proposals for scriptable changes.
Silver-Platter makes it possible to contribute automatable changes to source code in a version control system. It automatically creates a local checkout of a remote repository, makes user-specified changes, publishes those changes on the remote hosting site and then creates a pull request.
In addition to that, it can also perform basic maintenance on branches that have been proposed for merging - such as restarting them if they have conflicts due to upstream changes.
Web applications built for humans. Innovative open source CMS and framework.
the open source CMS that empowers great web teams. SilverStripe is the intuitive content management system and flexible framework loved by editors and developers alike. Equip your web teams to achieve outstanding results.
Build / Deploy Agent Workflows.
Launch agentic workflows with an open source, user-friendly environment for devs and agents.
Sim is an open-source AI agent workflow builder. Sim Studio's interface is a lightweight, intuitive way to quickly build and deploy LLMs that connect with your favorite tools.
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Simplebus is a organization that helps you to use CQRS and event sourcing in your application. Get started by reading more about these concepts LINK or by digging in to common use cases LINK.
simple-cloudflare-solver is an API to bypass Cloudflare's protection system. It can be used as a gateway by applications like Jackett and Prowlarr to access protected resources.
A very simple personal dashbaord. Inspired by FLAME Dashboard but significantly simplified.
A minimalist web-based dashboard featuring categorized links, local applications, and Google Calendar integration with a clean, dark theme interface.
Document management for small businesses.
SimpleDMS is an easy-to-use document management system (DMS) for small businesses that sorts documents almost by itself. The metadata-driven concept of SimpleDMS enables efficient filing and fast retrieval of documents after a short familiarization period.
SimpleFIN (also SFIN) stands for Simple Financial Interchange and makes read-only financial interchange simple. It’s like RSS for financial information.
SimpleFIN is like a window on a safe: it lets people look at, but not touch your financial information. And you control who can look through the window!
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Folding Proteins is Simpler than You Think.
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Simple Groupware & CMS is an open source enterprise groupware that offers email, calendaring, contacts, tasks, document management, project management, synchronization with Outlook and cell phones, full-text search, extensions and many more.
Download SimpleID for free. A simple, personal OpenID provider written in PHP. SimpleID is a simple, personal OpenID provider written in PHP.
Receive and send emails anonymously. Open source anonymous email service.
With email aliases, you can be anonymous online and protect your inbox against spams and phishing. Open source. Based in Switzerland.
A group of simple, open source Android apps without ads and unnecessary permissions, with customizable colors.