Open Source Alternatives to Bitwarden
60 open source Cybersecurity options similar to Bitwarden, 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.
Gako7CybersecurityOpen-source, self-hostable secret manager where the server cannot read your secrets.
Open source · Self-hostable
Slauth.io43EnterpriseAshburn, United States$1.5MArk Infotech offers Cybersecurity, AI/ML, Data Analytics, and IT consulting services, including the Slauth.io IAM Policy Copilot.
Open source · Self-hostable
ORY47Identity & Access ManagementBerlin, Germany$17.0MOpen-source identity and authorization services for applications, offering composable and scalable IAM solutions.
Open source · Self-hostable
Snyk76AI Coding AssistantBoston, United States$488.5MSnyk 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
Chainguard62CybersecuritySeattle, United States$385.0MSecures the software supply chain with verifiable builds and open-source security tooling.
Open source · Self-hostable
Nomic AI59AI Infrastructure StackNew York City, United States$19.0MNomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.
Open source · Self-hostable
CIQ59Artificial IntelligenceReno, United States$26.0MSponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.
Open source
Probo58SMB SoftwareTel Aviv, Israel$2.5MOpen-source compliance solution for startups to achieve SOC 2, ISO 27001, and HIPAA.
Open source · Self-hostable
Steel.dev58Developer ToolsTel Aviv, Israel$17.0MCloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.
Open source · Self-hostable
ARMO56EnterpriseTel Aviv, Israel$34.5MARMO provides an open-source Kubernetes security platform, Kubescape, for end-to-end security from development to production.
Open source · Self-hostable
Fleet Device Management55CybersecuritySan Francisco, USA$32.0MAutonomous endpoint management platform to counter AI-accelerated exploits.
Open source · Self-hostable
Ghost53Publishing PlatformSingapore, Singapore$7.4MAn open-source platform for professional publishers to create, share, and grow a business around their content.
Open source · Self-hostable
WireGuard53CybersecurityBerlin, Germany$63.0MOpen-source VPN protocol and software
Open source · Self-hostable
- Puck52Endpoint SecurityUnited States
Open-source, AI-driven endpoint investigation tool for security teams.
Open source · Self-hostable
Infisical51Developer ToolsSan Francisco, United States$34.8MOpen-source platform for managing secrets and sensitive data for developers.
Open source · Self-hostable
Mastodon51Social MediaJena, Germany$63.0MA decentralized, open-source social media platform and alternative to larger apps like X and Threads.
Open source · Self-hostable
Tidelift50SaaSBoston, United States$15.0MPlatform providing managed open source software with security, maintenance, and licensing assurances for enterprises.
Open source · Self-hostable
Defcon47HardwareMcLean, United States$44.0MThe Defcon badges feature a unique open-source chip that doubles as a security key.
Open source
OWASP38CybersecurityRaleigh, USAA global non-profit foundation dedicated to improving software security through open community collaboration.
Open source · Self-hostable
Mycroft AI38Voice AssistantKansas City, United States$4.0MOpen-source, privacy-focused voice assistant and AI platform.
Open source · Self-hostable
vxtwitter.com31Web DevelopmentSan Francisco, United StatesThe world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.
Open source · Self-hostable
Blockmesh Network31BlockchainIsrael, IsraelDecentralized data infrastructure and AI framework for AI training, inference, and ecosystem intelligence.
Open source · Self-hostable
Agentguardx26AI TestingAn open-source red-teaming toolkit for testing the security of LLM-powered agents, auditing prompt injection, memory poisoning, and tool abuse.
Open source
GPT4All26Foundation ModelNew York, United StatesOpen-source, privacy-focused AI assistant that runs locally on your hardware.
Open source · Self-hostable
Open Bitcoin Tracker23FintechA privacy-focused, open-source Android app to track Bitcoin value without accounts or analytics.
Open source · Self-hostable
Lemmy23Social MediaA decentralized, open-source social link aggregator and discussion platform for communities.
Open source · Self-hostable
Omnivore23Consumer AppA free and open-source read-it-later service with AI-powered features and integrations.
Open source · Self-hostable
0sec11CybersecurityAn applied cybersecurity research lab using AI agents to autonomously discover, exploit, and verify software vulnerabilities.
Open source · Self-hostable
Falco10CybersecurityOpen-source, cloud-native runtime security tool for detecting anomalous application behavior across hosts, containers, and Kubernetes.
Open source · Self-hostable
MCP.so10Developer ToolsA community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.
Open source · Self-hostable
Ahmed Awad Researcher9CybersecurityCybersecurity research, open-source projects, and publications, including AnubisX Framework, HunterX, and RabbitHole.
Open source
Freetube9Consumer AppFree, open-source YouTube client for iPhone and iPad. Watch YouTube without ads, download videos from YouTube, Instagram, TikTok, X and 2,000+ sites. Background audio, AirPlay, PiP. Sideload with a free Apple ID.
Open source
Vexillon9Personal AI AssistantMIRA is a self-hosted, open-source personal AI assistant that lives on your hardware and serves your family privately.
Open source
Signal9MessagingWashington, United StatesEnd-to-end encrypted messaging and voice calling app focused on privacy and security.
Open source
Off Grid9Edge AIOff Grid runs AI models directly on your phone, ensuring privacy and local processing.
Open source · Self-hostable
Umbrasec9CybersecurityIndependent defensive security research focused on detection engineering, threat analysis, and open-source tooling for defenders.
Open source
Kryptvakt8CybersecurityKryptvakt offers a secure, decentralized platform for managing and sharing sensitive data.
Open source
Codel8Agentic AIAn open-source, autonomous AI agent for complex tasks using terminal, browser, and editor interactions.
Open source · Self-hostable
Openthreatgrid8CybersecurityOpen honeynet telemetry, responsible threat intelligence sharing, and reproducible security research workflows for defenders and researchers.
Open source
FINLAI designs8Digitalization PartnershipsLinz, AustriaDevelops digitalization partnerships, local IT security software (NoRisk), and AI agents for sole proprietors and SMEs.
Open source
GDevelop7Computer GamesLondon, GBNo-code game development platform empowering creators to build games without prior technical skills.
Open source
Zsvirt2Open SourceA production-ready, lightweight open-source virtualization platform for environments from homelabs to hyperscale infrastructure.
Open source
GrapheneOSOperating SystemToronto, CanadaA privacy and security-focused mobile operating system based on Android.
Open source · Self-hostable
Elasticsearch85Search EngineAmsterdam, Netherlands$104.0MOpen-source search and analytics engine for data exploration and real-time insights.
Open source · Self-hostable
Databricks82Data AnalyticsSan Francisco, United States$36.7BA unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Grafana Labs80ObservabilityNew York, United StatesCommercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Mastra77Agentic AISan Francisco, United States$35.5MAn open-source TypeScript/JavaScript framework for building AI agents, from the creators of Gatsby.
Open source · Self-hostable
Hugging Face76AINew York, United States$395.2MHugging Face is the leading AI community and platform for machine learning collaboration, enabling developers to build, share, and deploy models, datasets, and applications.
Open source · Self-hostable
Together AI76AI InfrastructureSan Francisco, United States$906.0MAI acceleration cloud platform for open source and enterprise.
Open source · Self-hostable
Redis75DatabaseSan Francisco, United States$906.8MRedis is an open-source, in-memory data platform used as a database, cache, and message broker, powering real-time applications at scale.
Open source · Self-hostable
Qdrant71Vector DatabaseBerlin, Germany$96.5MHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
Airbyte70Data IntegrationSan Francisco, United States$181.0MAn open-source data integration platform for ELT, reverse-ETL, and AI agents.
Open source · Self-hostable
- Supabase70DatabaseSan Francisco, United States$933.0M
Open source Firebase alternative with a PostgreSQL backend and real-time capabilities.
Open source · Self-hostable
Ubuntu70Operating SystemsLondon, United Kingdom$63.0MA popular open-source Linux distribution.
Open source · Self-hostable
Dremio69Data LakeSanta Clara, United States$395.0MSelf-service analytics on data lakes with data warehouse functionality and data lake flexibility.
Open source · Self-hostable
Grafana Cloud69ObservabilityNew York, United States$2.1BFull-stack observability platform built on open standards for unifying telemetry and accelerating troubleshooting.
Open source · Self-hostable
Elementor69WebsiteRamat Gan, Israel$65.8MElementor is the leading open-source website builder platform for WordPress professionals, enabling pixel-perfect design and efficient site creation with AI-assisted tools.
Open source · Self-hostable
Kyutai68Frontier AI LabParis, France$300.0MA non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.
Open source · Self-hostable
ClickHouse Cloud68DatabaseSan Francisco, United States$1.1BFully managed ClickHouse service for real-time analytics on AWS, GCP, and Azure.
Open source · Self-hostable
YugabyteDB67DatabaseSunnyvale, United States$266.0MDistributed SQL database for cloud-native applications, offering high availability and horizontal scalability.
Open source · Self-hostable

