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Developer Tools Startups

Updated October 2026

Companies in the developer tools sector developing innovative solutions and technologies.

Explore 928 recently funded developer tools companies with verified founder contact information and fundraising data.

Total Companies
928
Total Funding
$194.1M
Avg Funding
$7.8M
Global Reach
5
countries

Top Cities for Developer Tools

Berkeley
San Francisco
Mountain View
Toulouse
Alpharetta
Paris

Recently Funded Companies

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Berkeley, United States

Ashr offers a platform that evaluates AI agents by running tool calls, prompts, scoring outputs, and tracing execution paths.

$500K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Cascade offers infrastructure that monitors AI agents, evaluates safety, detects failures, and improves the autonomous systems.

$500K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Arzule is an AI-native ecosystem revenue platform that predicts, manages, and quantifies the revenue impact of B2B SaaS partnerships.

$500K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Terminal Use offers a platform to build, deploy, and manage AI agents with filesystem access, orchestration, and execution infrastructure.

$500K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Mountain View, United States

OpenSpec offers a framework that manages software specifications and tracks requirement changes for development workflows.

Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Carrot Labs develops AI software that generates and tests code changes to help developers build and modify software applications.

$500K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Glue provides a software tool that allows developers and coding agents to build and modify user interfaces directly from code.

$500K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

21st dev provides an open-source platform for discovering, sharing, and generating reusable React UI tools for frontend development.

Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Envariant builds an AI interpretability SDK that lets teams inspect, steer, and control foundation model behavior programmatically.

$500K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Salus offers AI runtime controls that validate and block agent tool calls, enforce policies, and guide retries with feedback.

$500K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Syntropy offers software that uses AI agents to plan, generate, test, and submit code changes for software development projects.

Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Namespace accelerates the development workflow of fast-moving software engineering teams.

$15.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Toulouse, France

Offline to Online Marketing Platform

$370K raised
Mar 2022

Founder Contacts

41,000+ verified contacts

San Francisco, United States

WorkOS is a unified platform with modern APIs and SDKs for enterprise-ready features.

$100.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Alpharetta, United States

Nullstone is a developer platform that connects all engineering tools and allows developers to launch apps on cloud providers.

$500K raised
Mar 2022

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Complete collaboration toolkit for B2B: comments, notifications, recordings, multiplayer, huddles.

$2.8M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Paris, France

Athenian is a platform that helps engineering leaders leverage insights and align teams with company goals.

$6.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

San Francisco, United States

The Graph offers an indexing and query protocol for Web3 using GraphQL.

Mar 2022

Founder Contacts

41,000+ verified contacts

Belgrade, Serbia

Tenderly is a Ethereum developer platform that enables to build innovative blockchain products.

$40.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Grand Cayman, Cayman Islands

Tanssi is an app chain infrastructure protocol that simplifies app chain deployment.

$6.0M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Toronto, Canada

Uniblock is the world's first unified Web3 API that connects the most popular blockchain networks and protocols into one singular standard

$5.2M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Respan is an AI observability platform that helps teams trace, evaluate, and monitor AI agent behavior and performance.

$5.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Los Angeles, United States

Staffscanner Outstaffing digital agency

$1.2M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Laminar is a Information Service providing firm offering an open source platform for observability, analytics, evals and chain management.

$3.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Wilmington, United States

Liveblocks provides real-time infrastructure for building collaborative applications for multiplayer experiences and AI agent interactions.

$5.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Showing 351 to 375 of 928 companies

About the Developer Tools Startup Ecosystem

The developer tools sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Developer Tools

Developer Tools companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The developer tools sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Developer Tools Funding Breakdown

Here is how funding is distributed among the 928 developer tools companies tracked in the VCBacked database.

Average Funding
$7.8M
Total Funding Tracked
$194.1M
Countries Represented
5

Distribution by Funding Stage

Other25 companies

Top Cities for Developer Tools

1.San Francisco
15 companies$129.3M
2.Berkeley
1 companies$500K
3.Mountain View
1 companiesUndisclosed
4.Toulouse
1 companies$370K
5.Alpharetta
1 companies$500K

Related Industries

Companies in the developer tools sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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928 Developer Tools Startups (2026) — Recently Funded — Page 15 | VCBacked