Developer Tools Startups
5,800 companies tagged Developer Tools, with their investors and founders.
MadCap Software develops technical authoring, documentation, and content management tools, and maintains a network of channel partners and resellers. This page covers its partner program and reseller portal.
1 investor
Magalix builds a serverless cloud platform for engineering teams deploying containerized applications. Its software uses machine learning to adjust resource allocation as demand changes, with the aim of avoiding over-provisioned infrastructure and manual container tuning. The intended result is lower infrastructure spending and less operational maintenance work.
1 investor
Magic Loops is a no-code platform that enables users to build AI-native applications without coding. The platform serves makers and developers who want to create professional apps in minutes rather than months.
1 investor
MagiCode provides an AI agent that generates, audits, and validates frontend code, then submits pull requests on behalf of development teams seeking to reduce manual coding work.
1 investor
MagnaPlay provides software that automates game translation for developers using AI and human translators, reducing the time and cost typically required to localize games for international markets.
1 investor
Mailgun provides an API platform and infrastructure for developers to send, track, and manage transactional and marketing email at scale. The service is designed for software companies and development teams to integrate email capabilities and improve deliverability across global operations.
1 investor
Mailjet provides email delivery and marketing services, including the Email Previews feature that allows users to test how campaigns render across multiple email clients and devices before sending. The platform serves marketing and communications teams who need to ensure deliverability and proper rendering across inbox environments.
1 investor
Mainline provides IT solutions and managed IT services to customers. The company has been operating for over 30 years and emphasizes community involvement and employee family-friendly workplace practices.
1 investor
Tutoit builds an AI-powered observability layer that captures user sessions and issue reports, then analyzes the collected data to identify root causes and surface problems before they become support tickets. Its platform serves customer support and development teams by reducing back-and-forth communication and enabling collaborative investigations.
1 investor
Makeasite provides a pre-configured SaaS template with integrated developer tools (Supabase, PostHog, Stripe, Google Auth) and an AI assistant to help developers build applications faster. The platform targets founders and product builders who want to validate ideas quickly without managing infrastructure setup.
1 investor
Makeswift is a visual design and publishing platform that enables teams to build and launch modular web experiences in real time without static templates, with built-in versioning and rollback capabilities.
1 investor
Makora builds a platform that automatically writes, optimizes, and deploys high-performance GPU code, using AI automation for autonomous GPU kernel generation, inference optimization, and real-time performance tuning across heterogeneous hardware. It targets teams running AI infrastructure that want to reduce compute costs and improve performance.
1 investor
Makora provides an inference optimization stack that deploys specialized agents across multiple layers of the GPU inference pipeline to make AI models run faster, cheaper, and more reliably without code changes. It serves developers and teams using agentic coding workflows, offering access to open-source coding models like Qwen, DeepSeek, GLM, and Kimi, along with custom engineering engagements for silicon tuning and on-prem deployments.
1 investor
Malamute is a product development and consulting firm that partners with teams to build hardware, software, and physical products from concept through production, leveraging emerging digital technologies.
1 investor
Mando is a browser extension that automatically captures and documents application administrator workflows in real time, using AI to generate synchronized documentation that feeds a searchable knowledge base. The product serves enterprise application support teams and administrators who need to maintain current documentation, training materials, and operational records while protecting sensitive data through automatic PII redaction.
1 investor
Mango Network is a multi-VM omnichain blockchain infrastructure that supports both EVM and MoveVM, integrating OPStack and the Move language to provide cross-chain interoperability. It targets Web3 developers and users, focusing on high transaction throughput and low gas costs.
1 investor
Manzalab is a creative and technical production studio that develops complete projects spanning design, pedagogy, scripting, game mechanics, graphic design, and programming for digital creation professionals.
1 investor
MAQUX provides an AI-powered face detection platform that processes live video data in real-time across edge and cloud environments, prioritizing speed, accuracy, and privacy protection.
1 investor
Marft builds embeddable machine learning models for application developers, who submit data via web or API and receive optimized models implemented in their chosen programming language.
1 investor
marimo is a modern Python notebook platform with integrated AI capabilities including code autocompletion, error auto-fixing, and agent integration for collaborative development workflows. It supports multiple LLM providers and enables coding agents to work directly within notebooks.
1 investor
Marionette is a software tool that captures and cleans motion from video for animation, using AI-powered processing that runs locally on a user's computer. The tool serves animators, studios, and agencies working in 3D animation and gaming, and exports to industry-standard formats for use with Unreal Engine, Maya, Blender, and other digital content creation platforms.
1 investor
Mark & Company is a venture capital and startup ecosystem enabler based in South Korea that operates accelerator programs, investment funds, and innovation platforms to support early-stage entrepreneurs. The company manages venture investment vehicles, operates the Innovation Forest platform for startups, and provides portfolio management solutions.
1 investor
Markupwand converts design files such as PSDs into working websites by automatically generating HTML and CSS, and produces view templates based on simple inputs from a backend developer. It is a developer-focused tool for turning static designs into front-end code.
1 investor
Marqov builds infrastructure software for hybrid quantum-classical compute orchestration, enabling teams to manage workloads across quantum and classical hardware resources. The platform provides workload orchestration, intelligent scheduling, and hardware abstraction for developers and enterprises.
1 investor













