Developer Tools Startups

Flow is a hardware development platform that uses AI to help engineering teams keep requirements, architecture, and verification aligned across complex vehicle programs. It serves automotive and hardware engineering organizations, such as those building software-defined vehicles.

4 investors

FlowEQ is a no-code workflow automation platform that embeds within existing business systems to automate recurring processes and support customer service, quality tracking, and member services operations. It provides integrations with 100+ business applications including CRMs, fulfillment systems, and e-signature platforms.

4 investors

FlowFuse is an industrial application platform, built on the open-source Node-RED runtime, that lets manufacturing teams build, deploy, and govern operational workflows across multiple plant sites. It connects OT and IT systems (PLCs, MES, ERP, SCADA) and includes an AI assistant for generating flows, targeting industrial manufacturers.

4 investors

Fluent Bio develops software for analyzing single-cell RNA sequencing data, producing count matrices and diagnostic outputs for researchers using Illumina sequencing libraries. The software is designed for genomics and life science researchers working with single-cell gene expression data.

4 investors

Flux develops a browser-based tool for hardware design collaboration that enables teams to work together efficiently. The product targets hardware engineers and designers seeking modern alternatives to traditional CAD and design software.

4 investors

FOSSA provides audit-grade open source license compliance software that scans codebases with full-text analysis to detect licenses, enforce policies, and automatically generate attribution documents. It serves both developer and legal teams by integrating license scanning into CI/CD pipelines and development workflows.

4 investors

Freeplay provides a platform for software product development teams to build and maintain generative AI products using best practices in experimentation, iteration, and data management.

4 investors

Genesis builds capital markets software for financial institutions, offering both ready-to-deploy packaged applications and bespoke custom solutions for trading and post-trade operations. Its offerings cover workflows such as single dealer platforms, institutional middle office, sales trader desks, primary markets trading, order and trade management, electronic trading venues, and reporting and reconciliation, with AI agents integrated across the stack.

4 investors

GlobalLogic is a digital engineering services company that helps clients with cloud migration, AI, data engineering, DevOps, and digital transformation, working through partnerships with major technology providers. It serves enterprise organizations across asset-heavy and other industries at the intersection of data, design, and engineering.

4 investors

Gravitee provides a platform for managing and governing APIs, event streams, and AI agents, including agent identity and access control, MCP/A2A traffic governance, and LLM cost and risk controls. It serves enterprises seeking centralized security, observability, and governance over their API programs and AI agent deployments.

4 investors

GravityAI is a platform for deploying machine learning models to production, letting developers upload code, automatically containerize and build it, and run scalable inference through REST APIs or an auto-generated UI. It offers air-gapped, VPC, and on-premises deployment with enterprise security and governance designed around the EU AI Act, targeting developers and enterprises.

4 investors

Great Expectations provides a data quality and governance platform that enables teams to define, test, and monitor data expectations across their data systems with automation and collaborative tools.

4 investors

Gretel provides synthetic data generation tools that enable developers to create high-quality, domain-specific datasets for training agentic AI systems and language models. The platform serves enterprises across all industries looking to accelerate AI agent development by overcoming data scarcity and privacy constraints.

4 investors

GRID builds spreadsheet technology that lets software teams embed spreadsheet capabilities into their products, with Excel and Google Sheets compatibility, high performance, and AI integration through its own Spreadsheet LLM. Its technology powers tools such as Calculator Studio and the spreadsheet features of AI assistants.

4 investors

Griptape is a platform that enables creative professionals and developers to build and deploy generative AI workflows through a visual node-based interface for non-technical users and a Python framework for developers.

4 investors

Hack The Box provides hands-on training and simulation platforms for cybersecurity blue teams, including labs, courses, and incident response exercises designed to develop skills in SOC operations, digital forensics, and threat hunting. The platform serves enterprise security teams and organizations seeking to measure and improve their defensive readiness against real-world attacks.

4 investors

Haiqu develops quantum computing software that enables practical applications across physics simulation, market modeling, and materials design. The company targets enterprises and research teams seeking to accelerate quantum computing initiatives and applications.

4 investors

Hamming provides quality assurance and monitoring software for voice agents, enabling teams to test voice applications before deployment and track performance in production across accuracy, safety, and compliance metrics.

4 investors

Haystack connects to Git and Jira to help engineering teams automate best practices, track capacity, and generate reports across the planning, execution, and delivery lifecycle. It serves product engineering teams seeking to improve planning consistency, cycle time, and delivery visibility.

4 investors

Hexabase provides a cloud-native, multi-tenant development platform that consolidates backend functions such as databases, workflows, and user management as a service, letting system developers focus on UX and modern cloud technologies. It targets Japanese enterprise system development firms and end-user companies pursuing digital transformation, and emphasizes AI-driven development.

4 investors

Hiro builds developer tools for building applications on Bitcoin and the Stacks blockchain, including a web3 development platform and APIs for querying blockchain data and token metadata. It serves web3 and blockchain developers.

4 investors

HoundDog.ai offers a privacy code scanner and a dataflow context engine built on a static code-analysis engine, tracing 100+ sensitive data types (PII, PHI, auth tokens) across code paths to prevent leaks and automate GDPR data mapping and RoPA documentation. It serves engineering and privacy teams by mapping services, APIs, and fields across repos to provide cross-repo context for AI coding agents and code-based evidence for privacy compliance.

4 investors

Hubble has created a Bluetooth connection to space and is building a global, battery-efficient, and cost-effective network using satellite technology.

4 investors

Humanloop was a development platform for building and managing large language model applications, providing tools for evaluating and managing AI systems.

4 investors