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AddA tool to send files and directories, based on iroh.
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Open-Source Spreadsheet Engine.
Since the days of VisiCalc -over 45 years ago- spreadsheets have been an essential application on our computers. But despite numerous proprietary and open-source options, finding a universally accessible, reliable, and high-quality engine remains a challenge today. Many existing solutions are expensive, require accounts, suffer from performance and stability issues or are not ready for the modern web.
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Fostering the development and maintenance of Internet infrastructure and core software for the benefit of the public since 1994. ISC develops and distributes three open source Internet networking software packages: BIND 9, ISC DHCP, and Kea DHCP, and operates the F Root domain server.
Kea includes all the most-requested features, is far newer, and is designed for a more modern network environment.
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Graphical Management for Kea DHCP.
Stork is an open source ISC project providing a monitoring application and dashboard for ISC Kea DHCP and (eventually) ISC BIND 9. A limited configuration management for Kea is available and is expected to grow substantially in the near future.
Stork provides a web-based graphical interface for monitoring, troubleshooting, and maintaining the configuration of, Kea DHCP servers. Stork provides a single point for administrative control for your Kea servers, including integration with LDAP for administrator authentication and authorization. The graphical interface makes it possible for network administrators to easily make configuration updates to the DHCP service without having to struggle with unfamiliar CLI.
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Online 3D Printing Generator. Free custom STL files and 3D models for 3D printers.
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IT documentation, ticketing and billing.
All in One PSA for MSPs, which Unifies client, contact, vendor, asset, license, domain, ssl certificate, password, documentation, file, network and location management with ticketing and billing capabilities, with a client portal on the side.
Social Media via SSH.
itter.sh is your escape from the noise. It's a micro-blogging platform accessed entirely via SSH. No web browser. No JavaScript. No endless scroll of algorithmic 'content'. Just you, your trusty terminal, and 180 characters at a time ("eets"). Why? Because terminals are cool. Because less is more. Because sometimes, you just need to type.
Jaeger: open source, distributed tracing platform.
Monitor and troubleshoot workflows in complex distributed systems.
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Python is an amazing programming language that will help you become better SEOs.
You can use python for SEO by dropping your reliance on Excel and stop using spreadsheets, by leveraging APIs, automating the boring tasks and by implementing machine learning algorithms.
This is a true beginner to expert guide to learn Python for SEO.
Jenkins automation server.
Jenkins is the leading open-source automation server. Built with Java, it provides over 1,800 plugins to support automating virtually anything, so that humans can spend their time doing things machines cannot.
Related contents:
- Mastering Docker and Jenkins: Build Robust CI/CD Pipelines Efficiently @ Docker blog.
- GitHub Actions vs. Jenkins: Which one's right for your team? @ Buildkite.
- Jenkins’ Flexibility is its Greatest Strength and its Achilles Heel @ CloudBees.
- CI/CD in Production with Jenkins – Complete DevOps Course @ freeCodeCamp.org's YouTube.
- The Jenkins Threat Landscape @ WIZ.
- CI/CD Testing Tools Compared: the Same Pipeline in GitHub Actions, GitLab CI and Jenkins @ DAYAN ELVIS JAHUIRA PILCO's dev.to.
- Is Jenkins Dead? No, And That's Much Worse @ DevOps & AI Toolkit's YouTube.
The Collaborative Programming Service by JetBrains.
Code With Me is a quick and efficient way for developers to help each other. Simply invite your colleagues, look into the problem together, and come up with a solution there and then. Code With Me is a new collaborative coding and pair programming service. It makes it possible for you to invite others into your IDE project, and work on it together in real time.
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Instant, easy, and predictable development environments.
Devbox is a command-line tool that lets you easily create isolated shells for development. You start by defining the list of packages required for your project, and Devbox creates an isolated, reproducible environment with those packages installed.
In practice, Devbox works similar to a package manager like yarn – except the packages it manages are at the operating-system level (the sort of thing you would normally install with brew or apt-get).
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Manage Kubernetes in style.
JET Pilot is an open-source Kubernetes desktop client that focuses on less clutter, speed and good looks.
A Git-compatible VCS that is both simple and powerful.
Jujutsu is a powerful version control system for software projects. You use it to get a copy of your code, track changes to the code, and finally publish those changes for others to see and use. It is designed from the ground up to be easy to use—whether you're new or experienced, working on brand new projects alone, or large scale software projects with large histories and teams.
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- Jujutsu for everyone.
- Steve's Jujutsu Tutorial.
- Tools Worth Changing To in 2025 @ Matthew Sanabria.
- Episode #77: Fallthrough & Friends @ Changelog & Friends.
- What I've learned from jj @ zerowidth positive lookahead.
- Git experts should try Jujutsu @ pksunkara.
- Jujutsu For Busy Devs @ Madeleine Mortensen.
- Jujutsu (jj) - quand Google réinvente Git en mode ninja @ Korben :fr:.
- Switch to Jujutsu already: a tutorial @ Stavros' Stuff.
- I see a future in jj @ Steve Klabnik.
- Reviewing large changes with Jujutsu @ Ben Gesoff.
- Jujutsu megamerges for fun and profit @ Isaac Corbrey.
- Git Is Not Fine @ Bill Jings.
- Reviewing large changes with Jujutsu @ Ben Gesoff.
- What comes after git @ East River Source Control.
Supported by the European Union Agency for Cybersecurity (ENISA), the European Union's DNS4EU secure-infrastructure project provides a protective, privacy-compliant, and resilient DNS service to strengthen digital sovereignty and security for EU citizens, governments, and critical infrastructure.
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JavaScript diagramming library powering exceptional UIs. Build advanced visual and No-Code/Low-Code applications quickly and confidently with a proven library.
Shadow Palette Generator
Create a set of lush, realistic CSS shadows.
trifold is a tool to serve static websites using a content delivery network (CDN).
This allows painless deployment of sites consisting entirely of static assets (HTML, CSS, JS, images) for pennies a month. It is the perfect companion to deploy sites built with static-site generators like Hugo, Zola, Quarto, or zensical.
Free Javascript challenges. Learn Javascript online by solving coding exercises.
An open source, free (as in beer), versatile, flexible and lightweight Javascript Font Picker Component for System fonts, Google fonts and custom (woff/ttf) fonts. Features dynamic font loading, favourites, keyboard navigation, fuzzy search, advanced metrics filters, property sorting and much more. Available in multiple languages.
JSON (JavaScript Object Notation) is a lightweight data-interchange format. It is easy for humans to read and write. It is easy for machines to parse and generate. It is based on a subset of the JavaScript Programming Language Standard ECMA-262 3rd Edition - December 1999. JSON is a text format that is completely language independent but uses conventions that are familiar to programmers of the C-family of languages, including C, C++, C#, Java, JavaScript, Perl, Python, and many others. These properties make JSON an ideal data-interchange language.
JSON (JavaScript Object Notation) is a lightweight data-interchange format. It is easy for humans to read and write. It is easy for machines to parse and generate.
JSON is a text format that is completely language independent but uses conventions that are familiar to programmers of the C-family of languages, including C, C++, C#, Java, JavaScript, Perl, Python, and many others. These properties make JSON an ideal data-interchange language.
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Chart Chooser is the quickest path to better Excel & PowerPoint charts. Download a template.
An open-source PAM tool alternative to CyberArk
JumpServer is an open-source Privileged Access Management (PAM) tool that provides DevOps and IT teams with on-demand and secure access to SSH, RDP, Kubernetes, Database and RemoteApp endpoints through a web browser.
A cloud native Kubernetes Global Balancer.
A Global Service Load Balancing solution with a focus on having cloud native qualities and work natively in a Kubernetes context.
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Your Machine Learning and Data Science Community.
Inside Kaggle you’ll find all the code & data you need to do your data science work. Use over 50,000 public datasets and 400,000 public notebooks to conquer any analysis in no time.
The JavaScript Framework for Building Multi-Agent Systems.
KaibanJS is a JavaScript-native framework for building and managing multi-agent systems with a Kanban-inspired approach.
The most advanced Penetration Testing Distribution.
Kali Linux is an open-source, Debian-based Linux distribution geared towards various information security tasks, such as Penetration Testing, Security Research, Computer Forensics and Reverse Engineering.
Project Management Reimagined for Builders. Open-source Project Management Tool.
A calm space to move fast and build what matters. Simple, powerful, and proudly open-source.
Kanba is an open-source alternative to Trello. Cut the noise, focus on what matters: your projects. Project management for modern teams. Simple, powerful, and open-source.
Kavita is a fast, feature rich, cross platform reading server. Built with a focus for being a full solution for all your reading needs. Setup your own server and share your reading collection with your friends and family!
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Building Massively Multi-Tenant Platforms. Together.
An open source horizontally scalable control plane for Kubernetes-like APIs.
Simple, open-source calendar syncing. A monorepository for (time)keeper—an open-source calendar synchronization and booking tool.
Aggregate events from multiple calendars into one anonymized feed. Push events to one or many calendars.
Keeper is a simple & open-source calendar syncing tool. It allows you to pull events from remotely hosted iCal or ICS links, and push them to one or many calendars so the time slots can align across them all.
The open-source alerts management and automation platform. Imagine you had GitHub Action for any part of your observability stack.
Keep makes it easy to consolidate all your alerts into a single pane of glass and to orchestrate workflows to automate your end-to-end processes.
Open Source Email Newsletters Easy & Reliable.
Keila is an Open Source alternative to newsletter tools like Mailchimp or Sendinblue. With Keila you can easily send out newsletter campaigns and create sign-up forms.
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Save hours on written communication at work Write emails, Slack replies, Jira tickets, proofread, chat with documents...
search config information for linux kernel modules.
Open Source & Cross-Cloud Compliance & Security. Costs saving & Optimization.
Kexa's simple rules (Open Source) make it easy to monitoring and manage alerting of your entire cloud. With various monitoring and alerting options, instant and detailed alerts, easy-to-deploy and low in infrastructure costs, in turns complexity into simplicity.
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Browser game that help learning to type à la Guitar Hero
This web application will help you to learn touch typing which means typing through muscle memory without using your eyesight to find the keys. It can improve your typing speed and accuracy dramatically. The opposite is hunt and peck typing, a method of typing in which you look at the keyboard instead of the screen, and use only the index fingers.
Open Source Identity and Access Management. Add authentication to applications and secure services with minimum effort. No need to deal with storing users or authenticating users. Keycloak provides user federation, strong authentication, user management, fine-grained authorization, and more.
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A custom registry of composable, accessible and open source shadcn/ui components.
Kibo UI is a custom registry of composable, accessible and open source components designed for use with shadcn/ui.
Schematic Capture & PCB Design Software. A Cross Platform and Open Source Electronics Design Automation Suite.
KIE Live events are live streams designed to facilitate knowledge sharing about the Business Automation topic, including business rules, decisions, processes, resource planning, tooling, and AI. They're community events and anyone is welcome to attend! The latest video is on the left. The events are live streamed on Tuesdays around 11:00 AM Eastern.
Free Time-Tracking App (open-source). With Kimai, the boring process of feeding Excel spreadsheets with your working hours is not only simplified, it also offers dozens of other exciting features that you don't even know you're missing so far!
A browser extension for AI agents. It clicks, fills, navigates, and extracts. Tedious work, on autopilot.
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Kinto is a lightweight JSON storage service with synchronisation and sharing abilities. It is meant to be easy to use and easy to self-host.
Kinto is used at Mozilla and released under the Apache v2 licence.
Kismet is a sniffer, WIDS, and wardriving tool for Wi-Fi, Bluetooth, Zigbee, RF, and more, which runs on Linux and macOS.
Markdown filesystem for agents and teams.
Searchable, structured, versioned markdown. Plug in an agent in 30 seconds — or self-host with a single binary. KiwiFS makes markdown files writable, searchable, queryable, versioned, and human-readable. Files are the source of truth. Everything else is a derivative index you can rebuild.
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Kiwix lets you access free knowledge – even offline Internet. Offline. Store any website on your mobile phone or computer, easily. Wherever you go, you can browse Wikipedia, read books from the Gutenberg Library, or watch TED talks and much more – even if you don’t have an Internet connection. Kiwix @ GitHub
MCP Integrationfor AI Applications
The best way to get access to production-ready MCP servers at scale.
Klavis AI makes it effortless to connect to production-ready MCP servers & clients at scale. Integrate with your AI application in under a minute, and scale to millions of users using our open-source infrastructure, hosted servers, and multi-platform clients!
KNIME offers a complete platform for end-to-end data science, from creating analytic models, to deploying them and sharing insights within the organization, through to data apps and services.
KNIME Analytics Platform is free and open source, which ensures users remain on the bleeding edge of data science, 300+ connectors to data sources, and integrations to all popular machine learning libraries.
Resolve DNS names like it’s 2023. The Knot Resolver is a caching DNS resolver scalable from huge resolver farms down to https://gitlab.nic.cz/knot/knot-resolver/home network routers. Knot Resolver is a caching full resolver implementation written in C and LuaJIT, both a resolver library and a daemon. The core architecture is tiny and efficient, and provides a foundation and a state-machine like API for extensions. There are three modules built-in - iterator, validator, cache, and a few more are loaded by default. Most of the rich features are written in Lua(JIT) and C. Batteries are included, but optional.
Rank LLMs, RAG systems, and prompts using automated judge evaluation.
Zeroth-01 Bot is a super hackable, affordable, and end-to-end (sim2real, RL) 3D-printed open-source humanoid robot platform. Fully open-source, including hardware, SDK, and sim environments. BoM starts at $350.
Open-source humanoid robots, built for developers.
Our mission at K-Scale Labs is to accelerate the timeline to a world with billions of general-purpose robots, by making them open-source and universally accessible. We believe this is the best route towards making humanity into a Type 1 civilization on the Kardashev scale.