Developer Tools Startups

LUKSO is a Layer 1 EVM blockchain built for social, culture, and creator communities, providing user-centered standards and smart profiles for digital ownership and decentralized applications. It aims to simplify Web3 onboarding and enable creative economies through standardized, interoperable tools for identity, assets, and social interaction.

1 investor

Lulo is a DeFi product that allocates stablecoin deposits across top lending and yield protocols (such as Morpho, Kamino, Maple, and Pendle on Solana and Ethereum) using a rules-based weighting by TVL and rate, with automated smart contract coverage that protects principal if a covered protocol fails. It offers a RESTful API so wallets, apps, and platforms can offer this protected yield to their own users.

1 investor

Lume built software to automate customer data integration for engineering teams, using AI to discover schemas, map data, validate quality, and generate code automatically. The company has closed operations.

1 investor

Luminal provides a compiler-based platform for AI inference optimization that compiles machine learning models into optimized native code for GPUs and ASICs, delivering 2-3x faster throughput than traditional runtime inference engines. The platform offers both managed serverless deployment and on-premises options for enterprises deploying inference workloads at scale.

1 investor

LunaTrace provides a hosted open source tool that identifies vulnerabilities in software dependencies and generates prioritized remediation guidance to accelerate patching. The platform serves development teams seeking to reduce security and compliance risk with less noise than traditional vulnerability scanning.

1 investor

Lunatic is a WebAssembly runtime for building distributed services with isolated, lightweight processes supporting high concurrency and fault tolerance. It targets developers building scalable backend systems and microservices.

1 investor

Luro is a design system platform that tracks component adoption and usage over time by syncing with tools like Figma, Storybook, and StackBlitz and crawling product pages. It offers analytics, performance and accessibility monitoring, and connects user testing and research resources for product and design teams.

1 investor

Lybero.net provides end-to-end encryption products, including CryptnDrive, a browser-based encrypted drive for storing and sharing confidential files, and the Lybcrypt SDK, a JavaScript library for encrypting data natively within web applications. It targets finance, healthcare, public sector, and enterprise users needing GDPR-compliant data protection.

1 investor

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.

1 investor

Lynx provides an AI platform that automatically diagnoses and remediates engineering incidents in production environments, such as data anomalies and outages, by gathering information and identifying root causes. The platform helps engineering teams reduce downtime and incident resolution time.

1 investor

Lyquor builds service-centric, cloud-native decentralized infrastructure where nodes run services rather than chains, combining the openness of blockchain with the performance of modern cloud systems. The company targets infrastructure layer improvements for blockchain and decentralized applications.

1 investor

M3 is an open source metrics platform, originally developed by Uber's Observability team in 2014, built around a purpose-built time series database (M3DB), a query engine, and ingestion/aggregation components. It provides highly available and centralized metrics storage, aggregation, and querying for large-scale monitoring, and is maintained by open source contributors.

1 investor

M8ven provides an API-based trust verification engine that scores MCPs (Model Context Protocol servers), brands, stores, and domains using static code analysis, CVE scanning, capability mismatch detection, and publisher verification. It serves AI agents, marketplaces, and fraud detection tools that need to assess whether to install, connect to, or buy from a given source.

1 investor

Maany is a sovereign protocol providing organizations with their own AI governance infrastructure, described as a Business-Owned-Blockchain (BOB). It is stewarded by an independent Swiss foundation intended to preserve neutrality and protect the digital sovereignty of organizations using the protocol.

1 investor

Macadamia Labs provides AI agents that automate engineering and back-office processes for engineering firms, including tasks like AutoCAD design generation, P&ID verification, and technical documentation review.

1 investor

Machine0 provides on-demand persistent virtual machines with NixOS or Ubuntu, pre-installed development tools, and per-minute billing for developers and AI agents needing isolated compute resources. The service offers dedicated CPU/RAM, static IPs, and optional GPUs across multiple geographic regions.

1 investor

Prasso provides an engineering intelligence platform that automatically tracks changes across an engineering organization, offers AI-based code review, and includes an agent that answers questions and performs actions. It is aimed at software engineering teams.

1 investor

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

Maestro is an open-source mobile UI testing tool that runs human-readable YAML end-to-end tests on iOS simulators and Android emulators, with a CLI, visual test IDE (Studio), cloud runner, and an MCP server for AI agents. It targets mobile development teams building and running automated UI tests locally and in CI.

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

MagicBell provides a notification platform that enables product teams to design and manage notification experiences for their applications. The service allows developers to implement notifications without requiring months of engineering effort.

1 investor

MagicBell provides notification infrastructure for product teams to build notification experiences for their users. The platform enables developers to implement notification systems quickly without extensive engineering effort.

1 investor

Magicflow provides a platform for running large-scale experiments and refining generative AI workflows, serving prompt engineers, visual artists, and data scientists working with AI systems.

1 investor