Developer Tools Startups

Matrix Framework is a toolkit for building Jimdo websites that offers visual page builders, style editors, and marketing tools directly within the Jimdo editor. It serves website creators and developers who want to build professional websites faster with modern development tools and enhanced performance features.

1 investor

Henna provides commercialization services for research and IP, helping innovators create pitch decks, landing pages, and run targeted outreach campaigns to secure funding and customers.

1 investor

Hera is an AI-powered motion design tool that generates animated videos from text descriptions. It serves creators and marketers who need to produce product launch videos and other promotional content.

1 investor

Herald is an AI-powered incident detection and root cause analysis platform that automatically identifies anomalies in software systems and investigates issues before they impact customers. It integrates with existing observability and infrastructure tools to provide rapid diagnosis without requiring manual runbook knowledge.

1 investor

Herdr is a background server runtime that keeps AI coding agents' terminal sessions alive across disconnects, closed lids, and restarts, letting developers reattach from any device. It works with existing agent CLIs such as Claude Code, Codex, Cursor, opencode, and Grok, running as a single binary on macOS, Linux, and Windows.

1 investor

A web hosting platform for AI agents to publish sites, files, and content to the web instantly without account setup. The service caters to developers and AI users needing quick URLs for documents, dashboards, tools, prototypes, and other generated content.

1 investor

HeroDevs provides extended security support for end-of-life open-source software used by financial institutions, enabling them to maintain compliance without costly system migrations. The company offers continuous monitoring, vulnerability patching, and regulatory adherence for legacy technologies across financial services.

1 investor

Heroic Labs builds infrastructure for multiplayer and social game development, providing backend services that scale from indie studios to publicly traded companies. The platform serves game developers across all experience levels who need to implement social features and handle massive concurrent player loads.

1 investor

Hessian deploys AI agents and engineers to automate operations and knowledge work across businesses, handling tasks like proposal drafting, invoice reconciliation, and data management. The company provides end-to-end automation systems built on its own platform for enterprise clients.

1 investor

Unable to determine company description from available page content.

1 investor

Hex-Rays develops IDA, a binary analysis tool used by cybersecurity professionals for reverse engineering, malware analysis, and vulnerability research across multiple processor architectures. The platform supports dynamic debugging, pseudocode generation, decompilation, and team collaboration features.

1 investor

Hexclave is a platform providing authentication, fraud protection, payments, analytics, and other app functionality for developers to integrate user management and engagement features into applications.

1 investor

Hexus is an AI platform for product-focused marketing teams that creates and repurposes product content into assets such as how-to guides, demos, social posts, emails, and blog excerpts. It includes a Chrome extension for recording and editing, a visual HTML editor, content personalization, multi-channel distribution, and performance analytics.

1 investor

Heyboss is an AI-operated team that designs and builds digital products including websites, apps, and games for clients. The company uses its AI workforce to deliver complete digital experiences from concept to deployment within minutes.

1 investor

HeyClicky is an AI assistant application for Mac that uses screen vision to help users learn tools, troubleshoot problems, and automate tasks through voice commands and AI agents. It works with any application visible on screen without requiring plugins or integrations.

1 investor

Lemon is a voice interface platform that enables users to interact with AI and computer applications through natural speech rather than keyboards or mice. The product targets users seeking faster, more efficient ways to access intelligence and get work done through voice commands.

1 investor

Pebble is a platform that enables support teams to resolve customer issues independently by querying data, accessing logs, and deploying fixes with lightweight engineering approval. The product reduces interruptions to engineering teams and accelerates issue resolution for customers.

1 investor

Highlight provides an open-source, fullstack monitoring platform for web applications that aggregates errors, session replay, logs, and other observability data. It serves developers and engineering teams building modern web applications across all popular frameworks.

1 investor

Hillclimb develops training data for recursive self-improvement in AI models, focusing on aggregating human research data and automating reinforcement learning environment creation. The company sells the resulting data to frontier AI laboratories.

1 investor

hiloop provides snapshottable, forkable compute infrastructure with built-in observability for AI agents that propose, run, and verify experiments (autoresearch). It offers self-provisioning sandboxes via API, brokered secrets, and per-run tracing with token and cost tracking queryable via SQL, aimed at teams doing autoresearch, model training, and performance-critical development.

1 investor

Hilstart provides an AI agent and a hardware interface device called Tracer that automate electronics board bring-up, firmware development, and design validation on real hardware. It serves hardware engineering teams, generating and running approved test plans, driving instruments, and writing results back to their tracker via API, usable in the cloud or from the user's own environment.

1 investor

HintEd provides a digital adoption platform that integrates with existing software applications to guide users through tasks with on-screen tutorials, interactive guides, and behavior analytics. The platform helps organizations reduce digital skills gaps and accelerate user onboarding for both web and Windows applications.

1 investor

Hion offers managed hosting and continuous development services for WordPress websites on Google Cloud Platform, emphasizing security, energy efficiency, and scalability. The company provides DevOps-managed services, automatic infrastructure scaling, and development support focused on the Finnish market.

1 investor

Hiro provides automated security reviews for code and infrastructure, identifying vulnerabilities and generating customer-ready security documentation. The platform serves developers and engineering teams who need to pass customer security assessments.

1 investor