Open Source Alternatives to Prompt Security
21 open source Enterprise options similar to Prompt Security, 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.
Backslash SecurityNot ratedAgentic endpoint security for AI coding, providing visibility, governance, and real-time protection.
Open source
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
z.aiNot ratedDeveloping advanced AI models with a focus on reducing hallucinations, including large language models, vision language models, and text-to-video models.
Open source
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
DocsGPTNot ratedOpen-source AI platform for securely deploying intelligent agents, private enterprise search, and complex document workflows on an organization's own data.
Open source · Self-hostable
KyutaiNot ratedA non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.
Open source · Self-hostable
Nous ResearchNot ratedOpen-source AI research lab training decentralized large language models and building infrastructure for accessible AI.
Open source · Self-hostable
AppwriteNot ratedOpen-source backend-as-a-service platform for building scalable applications.
Open source · Self-hostable
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
WSO2Not ratedAn open-source technology provider offering an open control plane for AI agents.
Open source · Self-hostable
WireMockNot ratedIndustry-standard API simulation and mocking platform for reliable software development and testing.
Open source · Self-hostable
Archestra.AINot ratedAn open-source platform enabling enterprises to securely connect sensitive data to AI agents.
Open source · Self-hostable
ElmoNot ratedOpen source AI model visibility tracking and competitor benchmarking.
Open source · Self-hostable
ResponsiveNot ratedPlatform for developers building stateful reactive applications on the modern cloud with object store native databases.
Open source · Self-hostable
AmplicationNot ratedOpen-source Node.js backend development platform for accelerating application development.
Open source · Self-hostable
AgentguardxNot ratedAn open-source red-teaming toolkit for testing the security of LLM-powered agents, auditing prompt injection, memory poisoning, and tool abuse.
Open source
CommaAgentNot ratedBest free & open source AI personal assistant.
Open source
ScyllaDBNot ratedScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.
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
ARMONot ratedARMO provides an open-source Kubernetes security platform, Kubescape, for end-to-end security from development to production.
Open source · Self-hostable

