Now in IDEs, CLIs & AI Tools

Reach Developers Where They Work

The ad network built for developer tools. Reach engineers in IDEs, CLI tools, and AI workflows with a format they actually respect.

I'm an Advertiser I'm a Publisher

~/projects/app $ npx create-next-app@latest

Need to install the following packages: create-next-app@14.1.0

✔ Would you like to use TypeScript? … Yes

✔ Would you like to use ESLint? … Yes

✔ Would you like to use Tailwind CSS? … Yes

✔ Would you like to use `src/` directory? … Yes

Installing dependencies...

Success! Created app at ~/projects/app

Google Cloud: Build What's Next

Run your apps on the same infrastructure that powers Google. $300 free credits to get started.

https://cloud.google.com/free

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Trusted by leading brands in tech

Mailchimp

Adobe

Squarespace

GitLab

Apple

AWS

Wix

HubSpot

Okta

DataStax

Snowflake

Palo Alto Networks

Mailchimp

Adobe

Squarespace

GitLab

Apple

AWS

Wix

HubSpot

Okta

DataStax

Snowflake

Palo Alto Networks

For Advertisers

Your Message,
In Their Workflow

Your brand shows up inside the tools developers already trust. Not between content. Inside the workflow, during active coding sessions.

High Intent Targeting

Reach developers exactly when they are solving problems relevant to your product. Advertisers consistently report 3x higher CTRs vs. traditional display.

Premium Context

IDEs, CLI tools, AI coding assistants. No ad networks full of recipe blogs. Just professional environments where your buyer actually works.

Built Into the Workflow

Text-first formatting means your message reads like a recommendation from a colleague, not a banner.

For AdvertisersAdvertise with Carbon

Tell us your audience and budget. We'll map the placements and send a plan within 48 hours.

payments.js

const stripe = require('stripe')('sk_test_...');

const session = await stripe.checkout.sessions.create({

payment_method_types: ['card'],

line_items: [{{

price_data: {

currency: 'usd',

product_data: {

name: 'Pro Plan',

unit_amount: 2000,

quantity: 1,

}],

mode: 'payment',

success_url: 'https://example.com/success',

cancel_url: 'https://example.com/cancel',

});

Auth0 by Okta

Make login our problem. Not yours. Free plan: custom domain, 5 actions, 25K MAUs.

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Carbon Publisher Network

getbootstrap

Vue.js

CodePen

JSFiddle

NestJS

Nuxt

Vite

regex101

daily.dev

CSS-Tricks

JS.ORG

MUI

Vuetify

Alpine.js

getbootstrap

Vue.js

CodePen

JSFiddle

NestJS

Nuxt

Vite

regex101

daily.dev

CSS-Tricks

JS.ORG

MUI

Vuetify

Alpine.js

project / src / main.ts

Explorer

src

main.ts

utils.ts

api.ts

tests

import { initContext } from '@carbon/context';

import { Database } from './types';

MongoDB Atlas

The developer data platform. Build faster with Atlas, fully managed and multi-cloud.

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For Publishers

Monetize Without
Compromising UX

Keep your open-source tool free. Make money from it without annoying the people who use it.

$120M+

Paid to publishers

350+

Developer properties

1 Line

To integrate

Premium eCPMs

Developers are a high-value audience. Advertisers pay more to reach them, so your eCPMs are higher than what general ad networks pay.

One-Line Integration

npm package, VS Code extension, Python script. Drop in a snippet and you're live.

Developer-Approved Format

Text-based, non-tracking, and visually aligned with your tool. Developers actually read them.

For PublishersBecome a Carbon Publisher

Apply to find out if your audience is a fit. Most publishers hear back within a few days.

One Network. Multiple Contexts.

Same format, different surfaces. It works everywhere developers do.

LLM Assistant

Here's the sorting function with O(n log n) worst-case.

Retool

Build internal tools, agents, and workflows. Start from a sentence.

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Terminal & CLI

build successful (2.4s)

ready for deployment

GitLab

From plan to production. Ship faster with built-in CI/CD.

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IDE Extension

Extensions

Marketplace open

Auth0 by Okta

Passwordless auth, passkeys, and custom domains for dev teams.

Launch in minutes

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View docs

Overview

Settings

Usage

Default Connection

Connected

Callback URLConfigured

Universal LoginEnabled

Actions5 Active

AI Agent UI

Agent is planning steps...

Apple

Watch the WWDC25 keynote on June 9 at 10 a.m. PT.

ads by Carbon

$120M+

Paid to Publishers All-Time

350+

Hand-Picked Tech Sites

15+

Years in Operation

10K+

Advertisers Connected

Trusted by Developer Brands

Developer brands trust Carbon to reach technical buyers

350+ hand-picked tech sites and tools. Your ad shows up where developers are already working, not where they're killing time.

GitLab

Snowflake

Why It Works

Carbon is there when developers are choosing tools.

Not in a feed they're half-scrolling. In the IDE, the terminal, the docs they have open while they decide what to buy.

Live product context

High-intent moments

Looks like it belongs there

Text-only, no flashy banners. It looks like part of the UI, so people actually read it.

Native to the workflow

Built for technical buyers

Dev tools, cloud infrastructure, security. If your buyer writes code, Carbon puts you where they already are.

Qualified over broad

How Carbon Works

Three steps. No six-week onboarding.

Share your brief

Tell us who you’re targeting and what you’re promoting. We handle placement strategy.

Go live across 350+ properties

Your ad appears in IDEs, CLIs, dev sites, and AI tools. All vetted, all developer-first.

See what’s working

Track clicks and conversions by environment. Double down on what converts.

What Advertisers Say

Trusted by teams selling to developers

The ad shows up while someone is comparing tools. That's why it works.

Qualified Traffic

“

Carbon puts us in front of developers while they are actively evaluating infrastructure, which makes the traffic feel far more qualified than broader paid channels.

Dana Mercer

VP of Growth

GitLab

Native Format

“

The placements feel native to the environment, so the ad reads more like a useful recommendation than a disruption.

Maya Chen

Director of Demand Gen

High-Intent Reach

“

We wanted reach inside technical buying moments, not just more impressions. Carbon helped us get in front of the right audience with a format that respected the experience.

Alex Romero

Head of Performance Marketing

For Advertisers

High Intent

Launch a Developer Campaign

Reach technical buyers during active product evaluation. No long-term commitment. Start with a single campaign.

IDEsCLI toolsAI workflows

Next Step

Join MongoDB, GitLab, Google Cloud, and 10,000+ advertisers.

Talk to Sales

For Publishers

Simple Fit

Monetize Your Dev Tool

Make money from your extension, CLI, or open-source project. No minimum traffic. No lock-in.

One-line setupPremium eCPMsDeveloper-approved format

Next Step

Join 350+ developer properties earning $120M+ and counting.

Apply Now

Reach Developers Where They Work

Your Message,In Their Workflow

High Intent Targeting

Premium Context

Built Into the Workflow

Auth0 by Okta

Monetize WithoutCompromising UX

Premium eCPMs

One-Line Integration

Developer-Approved Format

One Network. Multiple Contexts.

LLM Assistant

Terminal & CLI

IDE Extension

AI Agent UI

Developer brands trust Carbon to reach technical buyers

How Carbon Works

Trusted by teams selling to developers

Launch a Developer Campaign

Monetize Your Dev Tool

Your Message,
In Their Workflow

Monetize Without
Compromising UX