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Seed Developer Tools Companies

Explore 554 developer tools startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
554
Total Funding
$72.9M
Avg Funding
$2.9M
Cities
15

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New York, United States
$500K
raised

Dome is an API platform that provides developers with a unified interface for accessing and building on top of prediction markets.

Dec 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

London, United Kingdom
$3.0M
raised

Semaloop is an AI-native mobile testing platform that uses agents to test apps the way real users do, across every flow that matters.

Dec 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

New York, United States
$4.0M
raised

Building intelligent data systems

Jan 2026
Seed

Founder Contacts

30,000+ verified contacts

Toronto, Canada
$8.5M
raised

Garnet Labs is a SaaS company that offers runtime security monitoring and enforcement for modern tech infrastructure.

Dec 2021
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Metriport is an open-source platform that makes it easy for healthcare organizations to access and exchange medical data for their patients.

Dec 2022
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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San Francisco, United States
$500K
raised

Lemma offers an AI platform that automates prompt optimization and continuous learning for model improvement.

Dec 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$500K
raised

Castari is a software development company that build, deploy, and scale sandboxed AI agents.

Dec 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

Copenhagen, Denmark
$2.4M
raised

NobodyWho is specializing in AI inference engines for running large language models (LLMs) locally and efficiently on any device.

Dec 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Hyperspell is your Company Brain. Connects your tools, builds a context graph, and surfaces it as an updating filesystem any agent can read.

Dec 2025
Seed

Founder Contacts

30,000+ verified contacts

New York, United States
$3.3M
raised

Prequel.dev is a software company that provides a community platform for real-time application problem detection and reliability management.

Dec 2024
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Singapore, Singapore
$1.0M
raised

CloudVerse AI provides automated multi-cloud cost optimization, tagging governance, and FinOps intelligence for AWS, Azure, GCP, and OCI

Dec 2024
Seed

Founder Contacts

30,000+ verified contacts

Toronto, Canada
$5.5M
raised

Codex is a devtool that enables just in time documentation for deep collaboration.

Dec 2021
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$2.0M
raised

In-App Purchase Platform Built for Growth

Dec 2021
Seed

Founder Contacts

30,000+ verified contacts

Seattle, United States
$5.6M
raised

Privacy Dynamics allows engineering teams to create and manage PII-free replicas of their Production data environments.

Dec 2022
Seed

Founder Contacts

30,000+ verified contacts

Barcelona, Spain
$474K
raised

The frictionless web3 Performance Monitoring tool that helps you to find bugs, prevent potential revenue losses and improve user experience.

Dec 2022
Pre-Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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La Rochelle, France
$1.6M
raised

SaaS, Software Development, Artificial Intelligence, Machine Learning

Dec 2021
Pre-Seed

Founder Contacts

30,000+ verified contacts

Madrid, Spain
$623K
raised

Simplify how you build, share and run Cloud Native apps

Dec 2021
Pre-Seed

Founder Contacts

30,000+ verified contacts

Riga, Latvia
$1.1M
raised

Our mission is to introduce AI into areas traditionally considered exclusively human.

Dec 2024
Seed

Founder Contacts

30,000+ verified contacts

Lincoln, United States
$490K
raised

Invisible CodeBuddy is a SAAS platform that offers custom-built codeKits to help users gain an advantage on coding tasks.

Dec 2023
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$10.0M
raised

Vybe is a software company that provides pre-built integrations and AI tools for users to develop and launch internal AI-powered apps.

Dec 2025
Seed

Founder Contacts

30,000+ verified contacts

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Get verified contact info for decision-makers at 554 funded startups

30,000+ verified emails
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London, United Kingdom
$14.0M
raised

Matta provides AI software, custom models, and deployment for vision and language automation.

Dec 2025
Seed

Founder Contacts

30,000+ verified contacts

Shibuya, Japan
$1.9M
raised

PG Labs is a Web3 studio that upholds the philosophy of "Public Goods".

Dec 2025
Seed

Founder Contacts

30,000+ verified contacts

Austin, United States
$5.6M
raised

Beeps provides an on-call incident management platform that coordinates alerts between developers and AI agents.

Dec 2024
Seed

Founder Contacts

30,000+ verified contacts

New York, United States

Play is iOS design tool built for creating mobile products. Design, prototype, and collaborate directly from your phone.

Jan 2023
Seed

Founder Contacts

30,000+ verified contacts

Wilmington, United States
$350K
raised

UBOS is a cutting-edge low-code/no-code application development platform designed to simplify the process of creating AI-powered solutions

Jan 2023
Pre-Seed

Founder Contacts

30,000+ verified contacts

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554 Developer Tools Seed Startups (August 2026) — Page 20 | VCBacked