/Companies

Developer Tools Startups

5,798 companies tagged Developer Tools, with their investors and founders.

Loops

Loops builds an email platform designed for software companies to manage customer communication and engagement.

4 investors

LootLocker

LootLocker provides backend infrastructure and tools for game developers to build cross-platform games and manage player engagement directly, independent of platform gatekeeping. The platform helps studios of all sizes create connected, multi-platform gaming ecosystems and monetize their catalogs.

4 investors

Lucent

Lucent is an AI-powered session replay and product intelligence platform that automatically detects bugs, identifies UX problems, and surfaces behavioral patterns across user sessions. It integrates with analytics and error tracking tools to provide detailed bug reports with reproduction steps and affected user lists.

4 investors

LYNC

LYNC provides a developer stack for building and scaling web3 products, including wallets, gas sponsorship, gaming SDKs, and on-chain deployment tools. It offers APIs and cross-chain abstractions across EVM, Move-based, and emerging blockchain ecosystems for engineering teams.

4 investors

Lyrid

Lyrid offers a cloud platform enabling engineering teams to build, deploy, and manage applications across any cloud provider with minimal infrastructure management. The suite includes virtual machines, managed databases, storage, networking, and 24/7 support.

4 investors

Machinations

Machinations offers a visual platform for designing, simulating, and balancing game economies and mechanics, aimed at game developers and studios. It serves the game design and development industry.

4 investors

Magic Patterns

Magic Patterns generates user interface designs that match existing product styling and enables rapid prototyping of new features. The platform serves product teams and designers who need to explore design ideas, test features with customers, and collaborate on prototypes.

4 investors

Mailgun

Mailgun is a developer-focused email delivery platform that lets companies send, receive, and track transactional and marketing emails through an API. It serves developers and businesses needing email deliverability infrastructure.

4 investors

Martian

Martian is an AI research lab focused on understanding machine intelligence, working on model interpretability, feature geometry, and the mathematics of what large language models learn. It commercializes its interpretability research through products that scale with LLM usage.

4 investors

Mattermost

Mattermost offers a self-hosted and cloud open-source collaboration platform with messaging, file sharing, integrations, audio and screen sharing, workflow automation, and project management. It serves technical and operational teams with high security requirements in the technology, public sector, national defense, and financial services industries, including governments and large banks.

4 investors

Maya Labs

Maya Labs builds AI systems that can generate and modify code autonomously, enabling non-programmers to create software solutions. The company focuses on AI-driven program synthesis and self-programming machines.

4 investors

Meshy

Meshy is an AI platform that generates textured, rigged, and animation-ready 3D models from text descriptions, images, or sketches. It serves game developers, 3D artists, educators, and creators across animation, product design, and 3D printing workflows.

4 investors

Mesta

Mesta builds payment infrastructure that combines fiat currencies and stablecoins into one system for moving money across currencies, blockchains, and borders. It targets businesses making cross-border and B2B payments, with a focus on compliance and API-based money operations.

4 investors

Metaschool

Metaschool offers hands-on, project-based learning tracks and templates for developers to learn Web3, blockchain, and AI development by building real projects. Its courses cover technologies such as OpenAI APIs, NextJS, and blockchain ecosystems including Aptos, Sui, MANTRA, Core, and Fuel Network.

4 investors

Meticulous

Meticulous automatically detects regressions in web applications by replaying user sessions at scale, helping front-end developers build more reliable software. The platform uses distributed replay systems and algorithms to identify code path coverage and differentiate meaningful test sessions.

4 investors

Metis

Metis builds a post-training and continual-learning layer for enterprise agents, enabling autonomous systems to operate reliably on real tools and workflows. Their product Insight uses first-party data to train agents through reinforcement learning, allowing them to improve over time while remaining observable and safe.

4 investors

Meya

MeyaGPT is a no-code platform for building ChatGPT-powered conversational bots for websites and applications. It enables users to connect multiple data sources and integrate with customer service platforms without requiring coding or technical training.

4 investors

Mindee

Mindee provides an AI-powered OCR API that extracts structured data from documents including invoices, receipts, passports, and other formats, converting unstructured documents into JSON with high accuracy. The platform serves businesses across industries that need to automate document processing workflows without requiring model training.

4 investors

Minimus

Minimus develops security solutions for cloud-native applications, founded by the team behind Twistlock. The company focuses on delivering next-generation security for cloud environments.

4 investors

Mintlayer

Mintlayer is a platform that integrates Bitcoin liquidity with decentralized finance solutions to enable Bitcoin holders to participate in DeFi applications. The platform provides developers with tools to build Bitcoin-native decentralized applications.

4 investors

Mio

Mio builds interoperability software that connects workplace chat platforms such as Slack, Microsoft Teams, and Webex Teams so messages sync across them. It serves organizations whose teams use different chat tools, operating in the enterprise communication software category.

4 investors

Modelcode

Modelcode builds Morph, an AI system for large-scale code modernization that plans, executes, and verifies migrations of production codebases through reviewable milestones, automated code review, and functional verification. It serves engineering teams handling language upgrades, framework migrations, and architecture modernization across industries such as healthcare, aerospace and defense, enterprise SaaS, and e-commerce.

4 investors

Moltin

Moltin is an API-first digital commerce platform that provides commerce building blocks—flexible APIs, developer toolkits, pre-built applications, and cloud infrastructure—for retailers to build shopping experiences across websites, apps, and other channels. It serves retailers and developers in the ecommerce industry.

4 investors

Monato

Monato provides multi-rail financial infrastructure through an API, offering real-time SPEI payments, direct debit, service payments, international transfers, cash-in/cash-out networks, and structured credit lines. It serves fintechs, financial firms, retail chains, and SMEs operating embedded finance and payments in Mexico.

4 investors

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