Flox
Flox provides reproducible, declarative software environment management built on Nix, serving platform engineers, developers, and AI coding agents with environments spanning local development, CI, and production.
- Company typePrivate
- Founded2022
- HeadquartersNew York, United States
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What Flox does
Flox (legal entity FloxDev, Inc.) is a New York-based developer infrastructure company, founded in 2021/2022 and originally incubated at the D. E. Shaw group, that provides reproducible software environment management built on Nix technology. Its platform addresses the 'works on my machine' problem and the broader SDLC fragmentation across local development, CI, and production. Core products include the open source Flox CLI (GPL v2.0, ~4k GitHub stars) for creating and activating declarative environments, FloxHub as the cloud collaboration and governance layer, and the Flox Catalog containing over 100,000 packages with three-plus years of version history enabling time-travel and security patching. The platform supports Linux, macOS, and Windows/WSL2, integrates natively with GitHub Actions and Kubernetes (via the 'Kubernetes, Uncontained' imageless deployment approach), and exposes environments to AI coding assistants through a Model Context Protocol (MCP) server.
Flox operates a hybrid product-led and enterprise field-sales go-to-market with three pricing tiers: a free Personal tier, a $20/seat/month Team tier, and custom-priced Enterprise contracts that include on-premise/private cloud deployment, custom base catalogs, and a software policy engine. Disclosed customers include Arcesium, NVIDIA, D. E. Shaw, Neo4j, PostHog, Fellow, Weaviate, and Detaso, spanning financial technology, AI/ML, databases, analytics, and developer tools. The company has raised approximately $52M across a $7.4M seed (Mar 2022), a $16.5M Series A led by NEA (Feb 2023), and a $25M Series B led by Addition (Sep 2025), with NEA, D. E. Shaw, Hetz Ventures, and Illuminate Financial also participating. It holds SOC 2 Type II and ISO/IEC 27001:2022 certifications and was named to Redpoint's 2025 InfraRed 100 list.
Flox firmographics
Firmographics- Name
- Flox
- Legal name
- FloxDev, Inc.
- Website
- https://flox.dev
- Company type
- Private
- Founded year
- 2022
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Flox provides reproducible, declarative software environment management built on Nix, serving platform engineers, developers, and AI coding agents with environments spanning local development, CI, and production.
- Ownership category
- akta.pro rank
Flox industry classification
Industry- Product category
- Developer Environment Management Platform
- NAICS
- Software Publishers (5132)
- SIC
- Services-Prepackaged Software (7372)
- akta.pro primary industry
- Release Engineering & Environment Management (BPAEAKAH)
- akta.pro secondary industry
- DevOps, SRE & Platform Engineering Consulting (BPAHAEAK)
Keywords
Where Flox is headquartered
LocationHeadquarters
- HQ city
- New York
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Flox business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Infrastructure, Operations
Revenue model
- FloxHub Team Subscriptions: Per-seat monthly subscription at $20/seat/month for Team tier. Provides access to team catalogs, unlimited publishing of packages, unlimited team FloxHub environments, platform support, and paid consulting with Flox packaging experts.
- Enterprise Platform Licensing: Custom-priced enterprise agreements for organizations needing custom deployment options, custom base catalogs, software policy engines, comprehensive packaging support, and Nix packaging expert consulting. Sold via direct sales motion.
- FloxHub Personal (Free Tier): Free tier providing Flox CLI, access to Flox Catalog, unlimited public FloxHub environments, 3 private FloxHub environments, 5 private packages, and community support. Serves as a top-of-funnel conversion funnel for Team and Enterprise tiers.
- Professional Services: Paid consulting with Flox and Nix packaging experts is offered as part of Team and Enterprise tiers. Professional services for onboarding, environment configuration, and enterprise deployment are available.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Free tier for individual developers to build and share portable, reproducible dev environments |
| Subscription | Monthly | Per-seat subscription for teams needing unified software management across dev, CI, and production |
| Subscription | Annual | Custom-priced enterprise tier for organizations with compliance requirements and complex builds |
Go-to-market motion4 records
Distribution channels4 records
Marketing channels8 records
Flox product offering
Product offeringCore offering
Flox provides a software lifecycle management platform built on Nix technology that enables developers, platform engineers, and operators to create, share, and deploy reproducible software environments across local development, CI/CD, and production. The platform combines an open source CLI, a cloud-based collaboration hub (FloxHub), and a curated package catalog to deliver hermetic, declarative environments that eliminate 'works on my machine' problems and enable secure software by construction.
Product overview
Flox offers a unified software lifecycle management platform built on Nix technology. The core product portfolio includes the Flox CLI (open-source environment manager under GPLv2.0) for creating reproducible environments from the command line, FloxHub (cloud platform for sharing and managing environments), and the Flox Catalog (100k+ package registry with 3+ years of version history). The platform follows a tiered SaaS model with Personal (free), Team ($20/seat/month), and Enterprise (custom pricing) plans. Key capabilities include Kubernetes Uncontained (imageless deployments), flox-mcp-server for AI agent integration, and specialized solutions like the CUDA Kickstart Program for GPU workloads. Environments are defined declaratively via manifest files, enabling identical setups across local development, CI/CD, and production.
Differentiator
Problem solved
Functional benefit
Products and services
- Flox CLI Open source command-line interface (GPL v2.0) for creating, managing, and sharing reproducible software environments built on Nix technology. Enables developers to declare and activate environments containing all required tools and dependencies with a single command.
- FloxHub Cloud-based platform for publishing, sharing, and managing Flox environments across teams. Provides centralized visibility, team catalogs, software policy engines, and enterprise controls over software lifecycles.
- Flox Catalog Curated package registry containing 100,000+ packages from the Nix ecosystem with 3+ years of version history for each package. Enables reproducible environment management with time-travel across package versions.
- Kubernetes, Uncontained Deployment approach for running imageless workloads on Kubernetes using declarative Flox environments in Pod templates. Replaces large container images with immutable environments fetched at runtime, enhancing deployment speed, security, and cost efficiency for AI/ML workloads.
Quantifiable outcome
- CI pipeline time reduced from 8 minutes to 45 seconds by replacing Docker image builds with Flox environments
- +4 more outcomes
Companies that use Flox
Customer profileNamed customers8 records
Segments3 records
Ideal customer profiles3 records
Flox technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration10 records
AI capability5 records
Feature8 records
Flox partnerships and signals
Strategic signalScale indicators6 records
Recent moves6 records
Expansion highlights6 records
Flox competitors and assessment
Company assessmentDirect peers
- Devbox (by Jetpack-io): Devbox provides isolated, reproducible development shells using Nix under the hood, with similar declarative manifest-based environments. It is the closest direct competitor to Flox in the Nix-powered dev environment space and targets a similar developer persona.
- devenv: devenv is a fast, declarative, reproducible developer environment tool built on Nix. It overlaps directly with Flox on Nix-based reproducibility for developers and is often cited as an alternative in the Nix ecosystem.
- Earthly: Earthly provides reproducible build automation that runs locally and in CI, targeting the same 'works on my machine' pain point Flox addresses. Both compete for the platform engineer persona seeking deterministic builds and CI parity.
- Depot: Depot offers fast, reproducible build environments and remote build infrastructure for CI. It competes with Flox in the developer productivity and CI speed category, particularly for Docker-heavy teams seeking faster pipelines.
- Gitpod: Gitpod provides cloud-based, pre-configured development environments that integrate with Git repositories and IDEs. It is comparable to Flox's hosted, reproducible environment offering and serves the same platform engineer persona seeking standardized dev environments.
Broad incumbents
- Docker: Docker dominates container-based development environments and is the incumbent Flox's 'Kubernetes, Uncontained' offering implicitly challenges. Docker has vastly greater distribution, an established enterprise sales motion, and ongoing investment in developer experience.
- GitHub Codespaces: Codespaces is GitHub's cloud-hosted development environment, bundled into GitHub enterprise contracts. It overlaps with Flox's hosted reproducible environment story and benefits from distribution through every GitHub seat.
- HashiCorp: HashiCorp's Terraform, Packer, and Nomad address adjacent infrastructure reproducibility and environment provisioning needs. While not a direct Flox competitor on dev environments, it competes for the platform engineering budget and represents a likely consolidation target or acquirer.
- Replit: Replit provides cloud-hosted, reproducible development environments with a strong consumer and education brand. It competes with Flox in cloud dev environments and has expanded into enterprise and AI-agent workflows.
Others
- Snyk: Snyk is a developer security platform addressing vulnerability scanning and supply chain security. It is adjacent to Flox's SBOM and vulnerability remediation outcomes and shares investor overlap (Guy Podjarny is both a Flox angel and Snyk's founder).
Market position
Strengths4 records
Weaknesses4 records
Competitive moat6 records
Key risks5 records
Key highlights6 records
Customer concentration
Flox social profiles
Digital presenceFlox compliance and trust
Trust signalCompliance2 records
Flox financial estimates
Financial estimateRevenue estimate
Valuation estimate
Flox leadership team
Management profileNumber of profiles
Profiles2 records
Flox funding detail
Funding detailFunding overview
Funding rounds3 records
Investors7 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Flox 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 Flox
What does Flox do?
Flox provides a software lifecycle management platform built on Nix technology that enables developers, platform engineers, and operators to create, share, and deploy reproducible software environments across local development, CI/CD, and production. The platform combines an open source CLI, a cloud-based collaboration hub (FloxHub), and a curated package catalog to deliver hermetic, declarative environments that eliminate 'works on my machine' problems and enable secure software by construction.
Is Flox a public or private company?
Flox is a private company. It is classified as venture growth investor backed and is currently operating.
When was Flox founded?
Flox was founded in 2022. It employs 11 to 50 people.
Where is Flox based?
Flox is headquartered in New York, United States, in the North America region.
How does Flox make money?
Four revenue lines are on record. FloxHub Team Subscriptions are the primary driver. The others are enterprise Platform Licensing, floxHub Personal (Free Tier) and professional Services.
Who are Flox's main competitors?
Direct peers on record are Devbox (by Jetpack-io), devenv, Earthly, Depot and Gitpod. Broad incumbents are Docker, GitHub Codespaces, HashiCorp and Replit. Snyk is listed as an others.
Does Flox have an API?
No public API is recorded for Flox.
What industry is Flox in?
Flox's product category is Developer Environment Management Platform. Its primary akta.pro industry code is BPAEAKAH, Release Engineering & Environment Management, with a secondary code of BPAHAEAK, DevOps, SRE & Platform Engineering Consulting. Its NAICS code is 5132 and its SIC code is 7372.