Salt Project
Salt Project is an open-source Python-based infrastructure automation and configuration management platform using a master/minion ZeroMQ architecture, serving DevOps and IT operations teams managing heterogeneous Linux, Windows, macOS, network, and cloud infrastructure at scale. Enterprise distribution flows through VMware Tanzu Salt under Broadcom.
- Company typePublic
- Founded2011
- HeadquartersLehi, United States
- Headcount5,001–10,000
- GTM typeB2B
- OfferingSoftware
What Salt Project does
Salt Project is an open-source infrastructure automation and configuration management platform, originally created by Thomas S. Hatch in 2011 and distributed under the Apache 2.0 license. The platform is built on a Python-based master/minion topology: a Salt Master serves as a central control bus, while Salt Minions are lightweight agents deployed on managed systems and authenticated via public-key encryption. High-speed, secure, bi-directional communication between master and minions is carried over ZeroMQ (libzmq), enabling parallel remote execution and configuration management across tens of thousands of systems. Salt States (YAML-based SLS formulas with Jinja templating) define desired infrastructure state, complemented by Grains (static system metadata), Pillars (targeted and sensitive configuration), Beacons (real-time monitoring), and a Reactor plus Thorium Complex Reactor system for event-driven orchestration. A broad execution-module library covers package management, service control, file manipulation, user management, network automation (via NAPALM), cloud provisioning (Salt Cloud), virtualization (Salt Virt), agentless SSH-based management, and proxy minion control of network devices and appliances. Authentication integrations include LDAP, PAM, and Active Directory, with cache backends for MySQL, Redis, Consul, etcd, and PostgreSQL, plus a REST API (NetAPI), OpenTelemetry tracing, Salt SDB for secrets, and Venafi integration for certificate lifecycle automation.
The project's go-to-market is community-led: Salt is freely downloadable via GitHub (github.com/saltstack), pip, Homebrew, and Linux package managers, with documentation at docs.saltproject.io, the Salt Air video series on YouTube, an official Discord server, and a Google Groups mailing list (salt-users). Five community working groups (macOS, Windows, Security, Salt Extensions, Salt Formulas) drive ongoing contribution and maintenance. Enterprise distribution and support flow through VMware Tanzu Salt (now under Broadcom following Broadcom's 2023 acquisition of VMware), which packages Salt as the automation engine inside the broader Tanzu application platform. As an open-source project, Salt Project does not disclose standalone revenue or pricing; commercial monetization is indirect, via licensing and support attached to Tanzu Salt deployments. Primary users are system administrators, DevOps engineers, and IT operations teams managing heterogeneous Linux, Windows, macOS, network, and cloud infrastructure at scale, with secondary use among large enterprises standardizing on Tanzu Salt for configuration management, security compliance, continuous deployment, and cloud provisioning.
Salt Project firmographics
Firmographics- Name
- Salt Project
- Legal name
- VMware, Inc.
- Website
- https://saltproject.io
- Company type
- Public
- Founded year
- 2011
- Operating status
- Operating
- Headcount range
- 5,001–10,000 employees
- Short description
- Salt Project is an open-source Python-based infrastructure automation and configuration management platform using a master/minion ZeroMQ architecture, serving DevOps and IT operations teams managing heterogeneous Linux, Windows, macOS, network, and cloud infrastructure at scale. Enterprise distribution flows through VMware Tanzu Salt under Broadcom.
- Ownership category
- akta.pro rank
Where Salt Project is headquartered
LocationHeadquarters
- HQ city
- Lehi
- HQ country
- United States
- HQ region
- North America
Markets served
Salt Project business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Operations, Infrastructure, Marketing or Sales, Others
Revenue model
- Open Source Distribution: Salt is freely available as open source software under the Apache 2.0 license. The core project is maintained by the community with sponsorship from Broadcom/VMware.
- Enterprise Support (via VMware Tanzu): Salt is integrated into VMware Tanzu Salt, providing enterprise-ready features and support through VMware's commercial offerings. This represents indirect revenue through Broadcom's ownership of VMware.
Go-to-market motion1 record
Distribution channels4 records
Marketing channels8 records
Salt Project product offering
Product offeringCore offering
Salt is a Python-based open-source automation and infrastructure management platform built on a master/minion topology using ZeroMQ (libzmq) for high-speed secure communication. It delivers remote execution of commands across large fleets, configuration management through Salt States (YAML-based SLS formulas), event-driven orchestration via Reactor and Thorium, and infrastructure provisioning through Salt Cloud across multiple cloud providers. The platform also includes Salt SSH for agentless management, Salt Virt for virtualization control, Salt Proxy Minion for network devices, and a REST API (NetAPI) for external integration.
Product overview
Salt is an open-source automation platform that combines remote execution with configuration management in a unified system. The core architecture is built on a master/minion topology where the Salt Master serves as the central command hub and Salt Minions are lightweight agents deployed on target systems. Salt States provides YAML-based configuration management for defining desired system states, while Salt Execution Modules offer hundreds of built-in commands for system operations. The platform includes specialized modules: Salt Cloud for multi-cloud provisioning, Salt SSH for agentless management, Salt Virt for virtualization control, Salt Proxy Minion for network device management, and Salt Extensions for custom functionality. Thorium Complex Reactor enables event-driven automation, Salt SDB provides secure data storage, and OpenTelemetry Integration offers observability. The REST API (NetAPI) exposes Salt capabilities to external tools via CherryPy and Tornado servers. Salt Formulas offer pre-written state templates, and Venafi Tools integrate certificate automation. Salt Engines provide async event processing while Salt Beacons enable real-time system monitoring. VMware Tanzu Salt is the enterprise commercial distribution of the platform.
Differentiator
Problem solved
Functional benefit
Products and services
- Salt Open-source automation platform providing remote execution, configuration management, and infrastructure orchestration built on a master/minion topology with event-driven architecture. Licensed under Apache 2.0 and freely downloadable.
- Tanzu Salt VMware Tanzu-branded enterprise distribution of Salt with integrated support, providing enterprise-ready automation capabilities across the VMware Tanzu platform for organizations that need commercial support and integration with VMware infrastructure.
- Salt States Configuration management system using YAML-based state files (SLS formulas) to define desired system configurations, manage dependencies (requisites), and enforce infrastructure state.
- Salt Execution Modules Extensible library of execution modules providing system management functions for package management, service control, file manipulation, user management, and network operations across diverse platforms.
- Salt Cloud Cloud provisioning module enabling instance creation, configuration, and management across multiple cloud providers including AWS, Azure, GCP, DigitalOcean, and VMware vSphere.
- Salt SSH Agentless remote execution capability using SSH to manage systems without requiring a Salt minion agent to be installed on target systems.
- Salt Virt Virtualization management module for controlling virtual machines, including VM provisioning, lifecycle management, and hypervisor control.
- Salt Proxy Minion Gateway capability for managing devices and systems that cannot run the standard Salt minion agent, enabling management of network devices, appliances, and IoT systems.
- Salt REST API (NetAPI) REST API layer exposing Salt functionality to external systems and tools via CherryPy, Tornado, and WSGI servers, enabling programmatic access to Salt operations including wheel modules for master configuration, key management, and minion operations.
- Thorium Complex Reactor Advanced event-driven reactive system for complex automation workflows, enabling sophisticated event processing and automated responses based on system state changes.
- Salt Engines Long-running processes for handling asynchronous events and tasks, extending Salt's capability beyond request-response execution to continuous background processing.
- Salt Beacons Real-time system monitoring components that watch for and report changes in minion state including disk usage, load, network activity, service status, and custom events.
- Salt SDB Secure data storage subsystem for managing sensitive information such as passwords, API keys, and certificates with encrypted storage and secure retrieval.
- Salt Extensions Extensibility framework allowing community and enterprise developers to create standalone extension modules that can be distributed independently from the core Salt codebase.
- Salt Formulas Pre-written, community-contributed Salt state collections providing reusable configuration templates for common infrastructure setups including web servers, databases, and applications.
Companies that use Salt Project
Customer profileSegments2 records
Ideal customer profiles2 records
Salt Project technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration12 records
Feature8 records
Salt Project partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- VMware by BroadcomcoreSalt is fully integrated into VMware Tanzu Salt, powering VMware's leading automation platform. This integration provides enterprise-ready Salt capabilities within the VMware ecosystem, allowing organizations to harness Salt's automation capabilities across the enterprise through Tanzu.
Scale indicators1 record
Recent moves1 record
Expansion highlights6 records
Salt Project competitors and assessment
Company assessmentDirect peers
- Puppet: Puppet is a long-standing direct competitor in configuration management, offering a declarative model-driven approach to infrastructure automation. Both Puppet and Salt target system administrators and DevOps engineers managing large fleets of servers with compliance and configuration drift challenges.
- CFEngine: CFEngine is an older direct peer in configuration management and infrastructure automation, also using an agent-based architecture for managing large-scale server fleets. Both target enterprises needing automated configuration enforcement across heterogeneous environments.
- Ansible: Ansible (owned by Red Hat/IBM) is the most direct competitor to Salt in IT configuration management and infrastructure automation. Both are agent-driven (vs. agentless for some use cases) open-source platforms targeting DevOps teams managing heterogeneous infrastructure at scale.
- Terraform: Terraform (HashiCorp/IBM) is a direct peer in infrastructure-as-code, focused on declarative provisioning across cloud providers. While Terraform emphasizes provisioning and Salt emphasizes configuration/operations, both target the same buyer personas (DevOps/SRE teams) and increasingly compete for infrastructure automation workloads.
- Chef: Chef (Progress Software) is a direct peer in infrastructure automation and configuration management, using a Ruby-based DSL for defining infrastructure state. Both Salt and Chef serve IT operations teams managing complex multi-platform environments.
Broad incumbents
- Microsoft Azure Automation: Azure Automation is a broad incumbent offering configuration management, process automation, and update management for Azure and hybrid environments. It competes with Salt for Windows-centric enterprise infrastructure automation workloads.
- AWS Systems Manager: AWS Systems Manager is a broad incumbent providing configuration management and operational automation for AWS-hosted infrastructure. While narrower in scope (primarily AWS), it competes with Salt for cloud infrastructure automation workloads in AWS-centric enterprises.
- Red Hat Satellite: Red Hat Satellite provides configuration management, provisioning, and monitoring for Red Hat Enterprise Linux environments. It overlaps with Salt for Linux infrastructure management but is narrower in scope (RHEL-centric) and bundled with the Red Hat enterprise stack.
Emerging players
- Pulumi: Pulumi is an emerging player in infrastructure-as-code, allowing developers to use general-purpose programming languages instead of DSLs. It overlaps with Salt on multi-cloud infrastructure automation but takes a more developer-centric, declarative approach versus Salt's imperative configuration management.
Others
- NAPALM: NAPALM (Network Automation and Programmability Abstraction Layer with Multivendor support) is integrated with Salt via salt.modules.napalm_*. It is an adjacent enabling technology for network automation that Salt uses as a library, making it a comparable ecosystem participant rather than direct competitor.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights7 records
Customer concentration
Salt Project social profiles
Digital presenceSalt Project financial estimates
Financial estimateRevenue estimate
Valuation estimate
Salt Project leadership team
Management profileNumber of profiles
Profiles5 records
Salt Project funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Salt Project M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Salt Project
What does Salt Project do?
Salt is a Python-based open-source automation and infrastructure management platform built on a master/minion topology using ZeroMQ (libzmq) for high-speed secure communication. It delivers remote execution of commands across large fleets, configuration management through Salt States (YAML-based SLS formulas), event-driven orchestration via Reactor and Thorium, and infrastructure provisioning through Salt Cloud across multiple cloud providers. The platform also includes Salt SSH for agentless management, Salt Virt for virtualization control, Salt Proxy Minion for network devices, and a REST API (NetAPI) for external integration.
Is Salt Project a public or private company?
Salt Project is a public company. It is classified as corporate owned and is currently operating.
When was Salt Project founded?
Salt Project was founded in 2011. It employs 5,001 to 10,000 people.
Where is Salt Project based?
Salt Project is headquartered in Lehi, United States, in the North America region.
How does Salt Project make money?
Two revenue lines are on record. Open Source Distribution is the primary driver. The others are enterprise Support (via VMware Tanzu).
Who are Salt Project's main competitors?
Direct peers on record are Puppet, CFEngine, Ansible, Terraform and Chef. Broad incumbents are Microsoft Azure Automation, AWS Systems Manager and Red Hat Satellite. Pulumi is listed as an emerging player. NAPALM is listed as an others.
Does Salt Project have an API?
Yes. Salt provides a REST API for external systems and tools to interact with Salt functionality. The netapi modules include salt.netapi.rest_cherrypy, salt.netapi.rest_tornado (with saltnado and saltnado_websockets), and salt.netapi.rest_wsgi. Salt also provides Python execution modules and state files for programmatic control. Wheel modules (salt.wheel.*) enable programmatic management of master configuration, key management, file roots, pillar roots, and minion operations. Developer documentation is at docs.saltproject.io/en/latest/topics/api.html.