Open Source Alternatives to Lunar.dev
41 open source Enterprise options similar to Lunar.dev, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.
MastraNot ratedAn open-source TypeScript/JavaScript framework for building AI agents, from the creators of Gatsby.
Open source · Self-hostable
Backslash SecurityNot ratedAgentic endpoint security for AI coding, providing visibility, governance, and real-time protection.
Open source
Elementary DataNot ratedElementary Data provides a unified data control plane for the AI era, offering observability, quality, governance, and discovery for data and AI reliability.
Open source
ProbablNot ratedTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
WireMockNot ratedIndustry-standard API simulation and mocking platform for reliable software development and testing.
Open source · Self-hostable
KiloClawNot ratedA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
MetalBearNot ratedOpen-core company building tools for modern backend engineers to ship faster and better.
Open source · Self-hostable
WSO2Not ratedAn open-source technology provider offering an open control plane for AI agents.
Open source · Self-hostable
Archestra.AINot ratedAn open-source platform enabling enterprises to securely connect sensitive data to AI agents.
Open source · Self-hostable
RelAINot ratedAn open-source platform for building, simulating, evaluating, and optimizing reliable AI agents.
Open source · Self-hostable
Bubble LabNot ratedOpen-source, Typescript-native agentic workflow builder for natural language to code generation.
Open source · Self-hostable
Slauth.ioNot ratedArk Infotech offers Cybersecurity, AI/ML, Data Analytics, and IT consulting services, including the Slauth.io IAM Policy Copilot.
Open source · Self-hostable
Future AGINot ratedAn open-source, end-to-end AI agent engineering platform for simulating, evaluating, and optimizing LLM applications.
Open source · Self-hostable
AmplicationNot ratedOpen-source Node.js backend development platform for accelerating application development.
Open source · Self-hostable
CRABNot ratedAn open-source framework for building, operating, and benchmarking Multimodal Language Model (MLM) agents across diverse environments.
Open source · Self-hostable
ComputeSDKNot ratedComputeSDK provides an open-source platform for benchmarking cloud infrastructure, including AI gateways, sandboxes, storage, and browsers, and offers a unified SDK for running code in remote sandboxes.
Open source
FaremeterNot ratedOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
Apache AirflowNot ratedOpen-source platform for programmatically authoring, scheduling, and monitoring data pipelines.
Open source · Self-hostable
LLMStackNot ratedOpen-source, no-code platform for building and deploying AI agents, workflows, and generative AI applications.
Open source · Self-hostable
- HUHumanSignalNot rated
Adala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.
Open source · Self-hostable
Grafana LabsNot ratedCommercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Together AINot ratedTogether AI offers an AI-native cloud platform providing high-performance inference APIs, GPU clusters, and fine-tuning capabilities for open-source AI models.
Open source · Self-hostable
H2O.aiNot ratedAn open-source AI and machine learning platform for enterprises.
Open source · Self-hostable
Logz.ioNot ratedLogz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.
Open source · Self-hostable
CodefreshNot ratedOctopus Deploy provides a unified platform for continuous delivery, automating deployments, runbooks, and operations for modern applications.
Open source · Self-hostable
DragonflyDBNot ratedSource-available, multi-threaded Redis replacement for modern cloud workloads.
Open source · Self-hostable
CIQNot ratedSponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.
Open source
Trigger Device IncNot ratedAn open-source platform for building and deploying AI agents and workflows.
Open source · Self-hostable
AppwriteNot ratedOpen-source backend-as-a-service platform for building scalable applications.
Open source · Self-hostable
CloudQueryNot ratedOpen-source data integration platform for security and infrastructure teams.
Open source · Self-hostable
InfisicalNot ratedOpen-source platform for managing secrets and sensitive data for developers.
Open source · Self-hostable
KestraNot ratedAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
Open source · Self-hostable
NovuNot ratedOpen-source notification infrastructure for developers, empowering the community.
Open source · Self-hostable
KeepNot ratedOpen-source alert management platform using AI to reduce noise and improve alert actionability for engineers.
Open source · Self-hostable
ElmoNot ratedOpen source AI model visibility tracking and competitor benchmarking.
Open source · Self-hostable
CuaNot ratedCua provides an open-source framework and cloud desktops for AI agents to control operating systems and desktop applications across Linux, Windows, macOS, and Android.
Open source
ResponsiveNot ratedPlatform for developers building stateful reactive applications on the modern cloud with object store native databases.
Open source · Self-hostable
SwaggerNot ratedA suite of open-source and professional tools for API design, development, documentation, and testing.
Open source · Self-hostable
MLflowNot ratedOpen-source platform for managing the ML lifecycle, from experimentation to deployment.
Open source · Self-hostable
- ProcfuncNot rated
A service written as a plain Go function, supervised by lesiw.io/proc for reliability and distribution.
Open source
CommaAgentNot ratedBest free & open source AI personal assistant.
Open source

