Open Source Alternatives to i3

Canonical develops and supports Ubuntu, a leading open-source operating system for cloud, servers, and edge devices.

Open source · Self-hostable

An open-source, cross-platform JavaScript runtime environment.

Open source · Self-hostable

A UNIX shell written entirely in Ruby, offering deep integration with Ruby code.

Open source

Cloud Development Environments for efficient and secure team software development.

Open source · Self-hostable

Octopus Deploy provides a unified platform for continuous delivery, automating deployments, runbooks, and operations for modern applications.

Open source · Self-hostable

Sponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.

Open source

Open-source backend-as-a-service platform for building scalable applications.

Open source · Self-hostable

Open-source project for instant distributed tracing and metrics using eBPF and OpenTelemetry.

Open source · Self-hostable

Open-core company building tools for modern backend engineers to ship faster and better.

Open source · Self-hostable

A managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.

Open source · Self-hostable

Developer tools for building modern web applications.

Open source · Self-hostable

An open-source platform for building and running AI coding agents that automate software development tasks.

Open source · Self-hostable

The world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.

Open source · Self-hostable

Visualize, edit, and collaborate on database schemas instantly with a powerful DB diagram editor.

Open source · Self-hostable

Open-source screen recording, editing, and hosting tool with ownership of your data.

Open source · Self-hostable

Container-native virtualization for Kubernetes, enabling VMs and containers to run side-by-side.

Open source · Self-hostable

Free and open-source Windows capture tool for instant snips, MP4 recordings, and private share links.

Open source

A free, cross-platform, open-source developer platform for building many types of applications.

Open source · Self-hostable

An open-source fork of OrcaSlicer with a built-in plugin marketplace for 3D printing.

Open source · Self-hostable

Open-source task tree for humans and AI, built around the Fractask method.

Open source · Self-hostable

A strongly typed programming language that builds on JavaScript, giving you better tooling at any scale.

Open source

CadenceOS is an open-source operating system designed for web-based applications and cloud-native environments, offering a secure and flexible platform.

Open source · Self-hostable

Commercializes the open-source Grafana observability platform with AI features.

Open source · Self-hostable

AI acceleration cloud platform for open source and enterprise.

Open source · Self-hostable

Snyk is a developer security platform that helps software teams find and fix vulnerabilities in code, open source dependencies, containers, and cloud infrastructure.

Open source · Self-hostable

An open-source TypeScript/JavaScript framework for building AI agents, from the creators of Gatsby.

Open source · Self-hostable

High-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.

Open source · Self-hostable

A popular open-source Linux distribution.

Open source · Self-hostable

Open source Firebase alternative with a PostgreSQL backend and real-time capabilities.

Open source · Self-hostable

An open-source data integration platform for ELT, reverse-ETL, and AI agents.

Open source · Self-hostable

Full-stack observability platform built on open standards for unifying telemetry and accelerating troubleshooting.

Open source · Self-hostable

Open-source data science platform for enterprise teams, enabling collaboration and reproducible results.

Open source · Self-hostable

Distributed SQL database for cloud-native applications, offering high availability and horizontal scalability.

Open source · Self-hostable

ScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.

Open source · Self-hostable

The world's largest software registry for JavaScript packages and the default package manager for Node.js.

Open source · Self-hostable

Modern infrastructure as code platform enabling developers to manage cloud resources using familiar programming languages.

Open source · Self-hostable

Cloud data warehouse for building next-gen analytics experiences with sub-second performance, designed for engineers and AI agents.

Open source

Open-source, end-to-end MLOps platform for enterprise AI development and deployment.

Open source · Self-hostable

Logz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.

Open source · Self-hostable

Secures the software supply chain with verifiable builds and open-source security tooling.

Open source · Self-hostable

Open-source AI-native vector database that makes knowledge and memory pluggable for LLM applications.

Open source · Self-hostable

Open-source tool to transform application data into accessible knowledge for AI agents.

Open source · Self-hostable

Source-available, multi-threaded Redis replacement for modern cloud workloads.

Open source · Self-hostable

Open-source business intelligence and embedded analytics platform.

Open source · Self-hostable

Open-source Postgres platform for agent scale with copy-on-write branching.

Open source · Self-hostable

An open-source platform for building and deploying AI agents and workflows.

Open source · Self-hostable

A fast, all-in-one JavaScript toolkit including a runtime, bundler, test runner, and package manager.

Open source · Self-hostable

DIMO is a decentralized vehicle data network that empowers car owners to collect, control, and monetize their vehicle data, enabling developers to build mobility applications.

Open source

Mirantis provides cloud-native infrastructure and AI platforms for enterprises to manage and operate complex environments.

Open source · Self-hostable

A developer-friendly testing framework for the modern web.

Open source · Self-hostable

Cloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.

Open source · Self-hostable

An open-source developer portal for building and managing software.

Open source · Self-hostable

Leading Web3 infrastructure firm specializing in protocol engineering, cross-chain interoperability, and Web3 gaming.

Open source · Self-hostable

Persistent memory layer for AI agents and applications.

Open source · Self-hostable

Open-source data lake management platform for engineers and data scientists.

Open source · Self-hostable

pgEdge offers distributed PostgreSQL that is optimised for the network edge in order to reduce data latency.

Open source · Self-hostable

SDK-as-a-service platform for API providers, offering code generation and SDK management to enhance developer experience.

Open source · Self-hostable

An open-source feature store for managing and serving data for AI/ML models in production.

Open source · Self-hostable

Open-source platform for ML experiment tracking and data versioning.

Open source · Self-hostable

Track experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.

Open source