Fundraising Fox

Developer Tools Startups

4,618 companies tagged Developer Tools, with their investors and founders.

Anima App

Anima builds a design intelligence platform that converts visual designs into working code, powering visual-to-code workflows for software developers and AI agents. The platform serves developers, design teams, and AI-powered coding platforms, enabling translation from design intent to production software.

4 investors

Answer

Answer.AI is an AI research and development lab that turns foundational research into practical end-user products, including open-source tools and models such as ModernBERT and the Solveit coding/education product. Its work spans AI research, retrieval methods, and developer tooling.

4 investors

Antimetal

Antimetal builds an autonomous system that operates production infrastructure by continuously monitoring, diagnosing, and fixing issues across software systems. It serves software engineering and DevOps teams by automating operational workflows and incident response for complex runtime environments.

4 investors

Anvil

Anvil provides software for collecting and sharing information through digital workflows, replacing manual paperwork-based processes. The platform serves organizations that need to streamline document and data collection across hiring, real estate, voting, and other business processes.

4 investors

Anything

A platform that converts text into mobile apps, websites, tools, and products using code generation and integrations including GPT-5 and 40+ third-party services.

4 investors

Anytype

Anytype is a decentralized collaboration and note-taking platform that emphasizes data privacy through local encryption and peer-to-peer synchronization. It provides offline-first productivity tools with block-based editing, databases, and multiple visualization views for personal and team use.

4 investors

Aperture Data

ApertureDB provides a database platform that unifies multimodal AI data, combining vector search and knowledge graph technologies to help teams build generative AI applications, agents, and RAG workflows. It also centralizes AI/ML data management, including dataset preparation and framework integration.

4 investors

Apex Ai

Apex.AI develops safety-certified, scalable software for mobility systems, including its Apex.OS product (with Apex.Grace runtime SDK and Apex.Ida communication middleware) to help build software-defined vehicles. Its tools serve developers across the automotive, agriculture, medical, and defense industries.

4 investors

Apica

Apica provides a telemetry data management platform that processes, enriches, and governs metrics, logs, traces, and events for observability and AI use cases. The platform reduces costs and eliminates vendor lock-in by enabling enterprises to filter and route data on their own terms across any cloud or on-premises environment.

4 investors

Appdome Mobile App Integration

Appdome provides a no-code platform for developers and DevSecOps teams to build secure Android and iOS applications. The platform automates mobile app security and development, enabling rapid secure app deployment.

4 investors

Applicaster

Applicaster offers a no/low-code platform (Zapp) for creating, operating, and optimizing over-the-top (OTT) streaming apps. The platform serves broadcasters, content publishers, and OTT providers globally who want to build and monetize streaming applications across mobile and TV devices.

4 investors

Applitools

Applitools provides a visual testing platform that uses AI to automatically validate user interfaces and catch visual defects across browsers and devices. The platform serves QA and testing teams who integrate it into their existing testing frameworks and CI/CD workflows.

4 investors

Appwrite

Appwrite provides a backend development platform that abstracts technical complexity for developers, offering integrated solutions for building applications from ideation to scale. The platform is designed for software developers and built with open-source community input.

4 investors

Arcade

Arcade provides an MCP runtime layer that enables AI agents to securely connect to external tools and business systems through user authentication, authorization, and policy enforcement. The platform handles agent authorization, tool execution, and governance across Google, Slack, Salesforce, and other enterprise systems.

4 investors

Arcana

Arcana Network (operating as Avail Nexus) provides multi-chain infrastructure that lets decentralized applications operate across blockchains without rebuilding, including unified balances that combine tokens across chains and a verifiable data availability layer for high-throughput applications. It targets dApp developers, DEXs, aggregators, and wallets, and its $AVAIL token connects users and liquidity across multiple blockchains.

4 investors

Arduino

Arduino provides an open-source hardware and software platform for building electronics and AI-enabled projects, serving professionals, makers, and educators. Its product lines span industrial solutions, a maker community, and education tools, and it is now a Qualcomm company.

4 investors

Argument Computer Corporation

Argument builds systems for verifiable computing by combining zero-knowledge cryptography, formal verification, and distributed consensus technologies. Its work targets blockchain interoperability and provable software execution.

4 investors

Atlas Metrics

Atlas Metrics provides an AI-powered platform that combines non-financial data from multiple sources to help financial institutions manage ESG, climate, and financial risks while automating regulatory reporting and compliance. The platform serves risk teams, sustainability leads, and financial institutions seeking to quantify economic impact and ensure data-backed decision-making.

4 investors

AtlasGrid

Atlas Grid provides data contextualization and access services. The company was founded by former employees from Dropbox, Meta, and Life360.

4 investors

authzed

AuthZed provides authorization infrastructure that automatically evaluates access permissions based on team and organizational hierarchies, eliminating the need for manual permission syncing and background jobs. The platform serves enterprise software builders who need dynamic access control that updates in real-time as team memberships change.

4 investors

Axiom

Axiom develops OpenVM, a zero-knowledge virtual machine that enables cryptographic verification of software program execution. The technology is designed for production use in high-assurance applications including derivatives exchanges, blockchains, and layer-1 scaling solutions.

4 investors

Axiomatic_AI

Axiomatic AI makes Lemma, an AI co-explorer for scientific and engineering work that helps users validate, derive, and analyze equations and reasoning across mathematics, physics, and engineering with reproducible Python-based modeling. It serves researchers and engineers, producing workspace artifacts such as Markdown notes, Python scripts, and Marimo notebooks.

4 investors

Axle

Axle provides instant access to insurance data for fleet managers, asset lenders, and gig platforms, allowing them to verify coverage and reduce risk in seconds rather than hours.

4 investors

BigEye

Bigeye is a data observability platform that monitors and improves the reliability of datasets and pipelines for data engineering teams. The platform automates data quality checks while maintaining transparency and is designed to help organizations scale their data operations.

4 investors

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