What Voidzero does

VoidZero is a JavaScript developer tooling company founded in 2024 by Evan You (creator of Vue.js and Vite), built around a Rust-based unified toolchain that shares a common foundation in Oxc — a parser, resolver, transformer, linter, formatter, and minifier that outperforms every major incumbent in its category. The company's core products are Vite (a web build tool with 130M+ weekly NPM downloads), Vitest (a Jest-compatible test runner), Rolldown (a Rollup-compatible Rust bundler that powers Vite 8 as the default bundler), Oxlint (a 600+ rule linter with 50-100x ESLint performance), Oxfmt (a Prettier-compatible formatter at 30x the speed), and Vite+ (a single CLI binary combining all tools plus task running, runtime management, and package management). All open-source projects are MIT-licensed and have been adopted by engineering teams at OpenAI, Google, Apple, Microsoft, Visa, Shopify, Cloudflare, Atlassian, Reddit, HuggingFace, Linear, Framer, and Mercedes-Benz. VoidZero's go-to-market is primarily product-led growth through its massive open-source community (Discord, GitHub, ViteConf), with reported case-study outcomes including 97% build-time reduction at PLAID/KARTE, 67% chunk reduction at Framer, and 46s-to-6s production builds at Linear.

The company's commercial business model rests on two pillars: enterprise licensing and support contracts for large organizations using the open-source tools at scale, and Void — a Vite-native deployment platform built on Cloudflare's edge infrastructure (databases, auth, AI inference, one-command deploy) that serves as the managed services layer. VoidZero raised $17.1M total across a $4.6M seed round (October 2024, led by Accel) and a $12.5M Series A (October 2025, led by Accel with Peak XV Partners and Sunflower Capital). In June 2026, Cloudflare acquired VoidZero for an undisclosed amount, with Evan You and the team joining Cloudflare's Emerging Technology and Incubation organization; all open-source projects remain MIT-licensed, and Cloudflare committed $1M to an independent Vite ecosystem fund to preserve vendor neutrality.

Name

Voidzero

Legal name

VoidZero Inc.

Website

https://voidzero.dev

Company type

Private

Founded year

2024

Operating status

Acquired

Headcount range

1–10 employees

Short description

VoidZero is a JavaScript tooling company that builds a unified, Rust-based open-source developer toolchain — Vite, Vitest, Rolldown, Oxc, Oxlint, Oxfmt, and Vite+ — serving web developers and enterprises worldwide, with a commercial deployment platform called Void built on Cloudflare's infrastructure.

Ownership category

akta.pro rank

Product category

Developer Tools

NAICS

Software Publishers (5132), Custom Computer Programming Services (541511)

SIC

Services-Prepackaged Software (7372), Services-Computer Programming Services (7371)

akta.pro primary industry

Low-Code/No-Code Application Platforms (HDAEAKAA)

Keywords

• JavaScript toolchain
• Developer tooling
• Rust bundler
• Build automation
• Frontend infrastructure

Headquarters

HQ city

Palo Alto

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel

Revenue model

1. Void - Deployment Platform: Void is a Vite-native deployment platform built on Cloudflare's infrastructure. Developers run 'void deploy' to build, provision, and deploy apps. Supports databases, auth, and AI inference via SDK. This is the primary commercial product following the Cloudflare acquisition.
2. Enterprise Support & Licensing: VoidZero offered enterprise support and custom licensing for their tooling at scale. The company planned to offer end-to-end JavaScript tooling solutions designed to meet scale and security requirements of enterprise environments.
3. Open Source (MIT Licensed): Vite, Vitest, Rolldown, Oxc, Oxlint, Oxfmt, and Vite+ are all open source under MIT license. Vite+ was initially planned with mixed licensing but was fully open-sourced under MIT in March 2026.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels10 records

Core offering

VoidZero builds and maintains an open-source, Rust-based unified JavaScript toolchain comprising Vite (web build tool), Vitest (test runner), Rolldown (bundler), Oxc (parser/resolver/transformer/minifier), Oxlint (linter), and Oxfmt (formatter), all unified under the Vite+ CLI. Following its June 2026 acquisition by Cloudflare, the company also offers Void, a Vite-native deployment platform built on Cloudflare's edge infrastructure that supports one-command deployment with databases, auth, and AI inference. All open-source tooling is distributed under MIT license, with enterprise support and licensing available for large-scale users.

Product overview

VoidZero is a JavaScript tooling company offering a unified, high-performance toolchain built entirely in Rust. The core portfolio includes Vite+ (the unified entry point combining all tools), Vite (web build tool), Vitest (test runner), Rolldown (Rust bundler), and Oxc (Rust-based language toolchain with linter, formatter, parser, resolver, transformer, minifier). All tools share a common foundation in Oxc, enabling consistent behavior and performance gains. Additionally, Void is a Vite-native deployment platform. The company was acquired by Cloudflare in June 2026 but maintains all projects as open-source under MIT licenses.

Differentiator

Problem solved

Functional benefit

Brands

• Vite+: The unified toolchain for web development that manages runtime, package manager, and frontend toolchain
• Vite
• Vitest
• Rolldown
• Oxc
• Void

Products and services

• Vite+ Unified JavaScript toolchain CLI that manages Node.js runtime, package manager, and frontend toolchain. Combines Vite, Vitest, Oxlint, Oxfmt, Rolldown, and tsdown into a single 'vp' binary with commands for env, install, dev, check, test, build, run, pack, and create.
• Vite Build tool for the web and default choice for single-page web applications. Foundation for fullstack frameworks like TanStack Start, Nuxt, and SvelteKit. Surpassed 130 million weekly downloads.
• Vitest Next-generation test runner that understands Vite config, is Jest-compatible, and works out-of-the-box with TypeScript and ESM. Includes Browser Mode, sharding, and visual regression testing.
• Rolldown Rust-based JavaScript bundler with Rollup-compatible API and esbuild-equivalent performance. Powers Vite 8 as the default bundler.
• Oxc Fastest JavaScript language toolchain written in Rust, including parser (3x faster than SWC), resolver (28x faster than enhanced-resolve), transformer (4x faster than SWC), and minifier. Foundation of VoidZero's unified toolchain.
• Oxlint Rust-based linter with 600+ ESLint-compatible rules and full ESLint plugin ecosystem compatibility. Runs 50-100x faster than ESLint with type-aware linting support.
• Oxfmt Rust-based code formatter with full Prettier compatibility while being up to 30x faster. Supports JavaScript, TypeScript, JSX, Vue SFCs, Svelte, GraphQL template literals, and JSDoc comments.
• Void Deployment platform purpose-built for Vite applications. Run 'void deploy' to build, provision, and deploy apps. Supports databases, auth, and AI inference via SDK. Works with all Vite-based frameworks with SSR, SSG, ISR, and islands architecture support. Built with AI-native development including MCP support.
• Vite Task Task runner shipped as part of Vite+ providing core orchestration for monorepo tasks. Features automated input tracking for caching, dependency-aware execution, and CLI compatible with pnpm run.
• Oxc Angular Compiler Experimental Angular Compiler built on VoidZero's Oxc stack using AI coding agents. Achieves up to 20x faster compilation than traditional Angular tooling. Provided as first-class Vite plugin with HMR support.

Quantifiable outcome

• 130M+ weekly NPM downloads for Vite
• +12 more outcomes

Named customers13 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability5 records

Feature8 records

Partnerships

Two partnerships are on record, tiered flagship and core.

• CloudflareflagshipStrategic or Co-development Partner · 4 June 2026Acquired VoidZero in June 2026. Cloudflare committed $1 million to an independent Vite ecosystem fund. VoidZero's team (led by Evan You) joined Cloudflare's Emerging Technology and Incubation organization. Integration of VoidZero's tools into Cloudflare's Workers developer platform for seamless deployment. Void deployment platform is built on Cloudflare's infrastructure.
• Cloudflare Workers PlatformcoreTechnology or Integration · 4 June 2026VoidZero's high-performance Rust-based toolchain (Vite, Vitest, Rolldown, Oxc) is being integrated into Cloudflare's Workers developer platform, enabling developers and AI agents to deploy from local code to Cloudflare's global network with a single command.

Scale indicators7 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Vercel: Vercel develops Turbopack (Rust-based bundler) and Next.js, and operates a competing edge deployment platform (Vercel) targeting the same JavaScript developer and enterprise web build audience as VoidZero's Vite, Rolldown, and Void products.
• Rspack (ByteDance): Rspack is a Rust-based JavaScript bundler built by ByteDance with webpack-compatible APIs, directly competing with Rolldown on speed and migration ergonomics for large-scale web bundling.
• SWC: SWC is a Rust-based JavaScript/TypeScript compiler and toolchain used by Next.js, Deno, and others; it competes directly with VoidZero's Oxc parser/transformer/linter/formatter on performance and adoption in the JS developer tooling market.
• esbuild: esbuild is a Go-based extremely fast JavaScript bundler that previously powered Vite's dev pipeline; it competes head-to-head with Rolldown on raw bundling speed and remains a default in many build setups.
• Parcel: Parcel is a zero-configuration JavaScript application bundler that competes with Vite and Rolldown for fast, opinionated web build experiences, particularly in frontend and React/Vue ecosystems.

Broad incumbents

• webpack: webpack is the established incumbent JavaScript bundler with massive ecosystem lock-in; Rolldown is explicitly positioned as a faster, API-compatible replacement for webpack's successor (Rollup) use cases.
• Netlify: Netlify is a leading Jamstack/web deployment platform with comparable front-end developer tooling; it competes with VoidZero's Void deployment platform for Vite-native edge and full-stack deployments.

Emerging players

• Bun: Bun is an all-in-one JavaScript runtime with built-in bundler, test runner, and package manager that overlaps with VoidZero's unified Vite+ vision; it competes for the same developer mindshare around consolidated toolchains.
• Deno: Deno is a Rust-based JavaScript/TypeScript runtime with built-in bundling, formatting, linting, and a deploy offering that overlaps with VoidZero's full-stack toolchain plus edge deployment vision.

Others

• StackBlitz: StackBlitz provides cloud-based development environments (CodeSandbox, Bolt) heavily integrated with Vite and serves as an enabling/thematically adjacent channel for VoidZero's developer ecosystem.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/voidzerodev
• GitHubgithub.com/voidzero-dev
• YouTubeyoutube.com/@voidzerodev

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 records

Subsidiaries1 record

Funding overview

Funding rounds3 records

Investors5 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Voidzero