Evil Martians
We design and develop high performance developer tools that scale
- 65%
- of our clients raise Series A or B within 1–3 years
- 8
- startups grew from seed to unicorn with our help
- 25B+
- total downloads of our open source projects
Solve your problems, ship value
Hire us to take your product from PoC to MVP, iterate to PMF and scale efficiently through explosive growth.
All services
We build developer tools that developers love
We work with 40+ early-stage startups each year. Investors from Conviction, Blossom Capital, SignalFire, Heavybit, Uncork Capital recommend us to their portfolio companies.
- Bolt.newEvil Martians and StackBlitz: tech partners since 2021. Our engineers helped scale their WebContainers platform from pioneering browser IDE to bolt.new—the AI-powered tool that hit $20M+ ARR in just 2 months and disrupted the industry of vibe coding. We've built core infrastructure powering 3M+ monthly developers, from backend Rails to enterprise features and performance optimization. Together, we're transforming how developers build worldwide.
- $113M
- total funding
- Backed
- by GV
- TeleportEvil Martians has partnered with Teleport since 2020, engineering enterprise-ready features for their open-source infrastructure access platform. Our engineering and design teams work across the platform – from architecting the plugin ecosystem and deployment strategies to transforming their documentation into a powerful growth driver with Next.js. Combining deep Go expertise with product thinking, we continue as their technical partner driving R&D initiatives as well as building core features that support their growth..
- Backed
- by Kleiner Perkins, Y Combinator
- $170M
- total funding
- PlaybookSince 2021, Evil Martians has collaborated with Playbook to build a next-generation cloud platform for creatives that serves 700,000+ users worldwide. Our engineering teams have developed their core platform features – from ML-powered visual search and AI-assisted file management to Figma plugin and third-party integrations. Our relationship deepened when Playbook acquired CanFY, an AI assistant platform we incubated, bringing advanced image recognition and natural language processing capabilities to their creative ecosystem.
- $22M+
- total funding
Open Source is in our DNA
Millions of developers use our Open Source projects.
- 120
- projects with
- 174K+
- stars and climbing
- AnyCable
AnyCable
Building realtime features at scale is easy with the dedicated realtime server, AnyCable. It runs next to your main app (or, in our cloud) and handles realtime load, while ensuring the deliverability of messages and reliability of connections. Use powerful high-level abstractions to build chats, collaboration, IoT data features, gen-AI streaming, etc.- 3.9M
- Docker downloads
- 25K+
- daily active servers
- Size Limit
Size Limit
Linter for your JavaScript application that makes the Web lighter by preventing JS library bloat.
- Evil Icons
Evil Icons
A simple and clean SVG icon pack with the code to support Ruby on Rails, Sprockets, Node.js, Gulp, and Grunt.
Read our legendary blog, meet us at events around the world
- How to make an AI clone of your CEO for the world's biggest hackathon
How to make an AI clone of your CEO for the world's biggest hackathon
![Cover for How to make an AI clone of your CEO for the world's biggest hackathon]()
- Weeks → days: a case for expert-led, AI-driven design engineering
Weeks → days: a case for expert-led, AI-driven design engineering
![Cover for Weeks → days: a case for expert-led, AI-driven design engineering]()
- Catch a batch: Making Mayhem 5 times more responsive
Catch a batch: Making Mayhem 5 times more responsive
![Cover for Catch a batch: Making Mayhem 5 times more responsive]()
- Why Bolt.new Won and Most DevTools AI Pivots Failed
Why Bolt.new Won and Most DevTools AI Pivots Failed
AI Engineer World's Fair 2025![Cover for Why Bolt.new Won and Most DevTools AI Pivots Failed]()
- Season 3, Episode 3: Sam Bhagwat, Founder and CEO at Mastra
Season 3, Episode 3: Sam Bhagwat, Founder and CEO at Mastra
Dev Propulsion Labs![Cover for Season 3, Episode 3: Sam Bhagwat, Founder and CEO at Mastra]()
