Fundraising Fox

Developer Tools Startups

5,100 companies tagged Developer Tools, with their investors and founders.

Buildstash

Buildstash provides build artifact management and release workflow tools for software teams developing applications, games, and embedded systems. The platform integrates with CI/CD and collaboration tools to organize, share, and distribute builds across teams.

1 investor

Buildt

Cosine builds Lumen, a system of AI coding models trained on production code to generate maintainable software, including support for enterprise and niche languages such as COBOL, Fortran, Verilog, Rust, and SQL. It offers terminal-native and cloud collaboration tools for engineering teams, with deployment options ranging from public cloud to single-tenant and fully air-gapped environments.

1 investor

Bunkyr

Bunkyr provides an API that lets applications implement zero-knowledge encryption and password recovery without requiring users to manage seed phrases or backup codes. The platform handles encrypted data protection and account recovery for developers building end-to-end encrypted applications.

1 investor

Bunnyshell

Bunnyshell is a CI/CD and environment management platform that automatically provisions isolated, production-like environments for every pull request and manages their full lifecycle. It integrates with existing Git repositories, Kubernetes clusters, and deployment tools like Docker Compose, Helm, and Terraform for engineering teams.

1 investor

Bunting Labs

CodeCanary provides an AI agent that automates code quality and product testing through browser-based session replay analysis and A/B testing. It serves B2B and B2C product teams seeking to identify and fix bugs continuously while running product experiments.

1 investor

Buntinglabs

Kue is an AI chatbot plugin for QGIS that translates plain English into SQL expressions and geoprocessing operations for geospatial analysis. It enables users to filter layers, perform complex geospatial tasks, and access OpenStreetMap data without writing code, trusted by 30+ governments worldwide.

1 investor

Business IT Essentials

Business IT Essentials provides website management and support services for personal and business clients seeking trusted maintenance and care. The company serves small to medium-sized businesses and individuals across multiple industries who need affordable, fixed-rate website management.

1 investor

Butter

Butter builds bVisor, a lightweight sandbox runtime for AI agents that runs locally within application processes, providing a secure bash environment without virtual machines or remote infrastructure.

1 investor

Button Computer

Button manufactures an AI-powered wearable device that activates only when a user presses a physical button, avoiding always-on listening. The device connects via Bluetooth to a smartphone and provides instant voice responses.

1 investor

Bynar

Bynario is a security platform that continuously discovers, validates, and remediates exploitable vulnerabilities across infrastructure, applications, dependencies, firmware, and compiled binaries, with or without source access. It performs exploitability analysis to filter flagged CVEs, automates patching for open-source flaws, and generates detection rules for unpatchable closed-source software, targeting regulated, high-stakes sectors such as aerospace and defense, critical infrastructure, energy, telecommunications, financial services, and government.

1 investor

ByteNite

ByteNite provides serverless infrastructure for running workloads including batch processing, AI model serving, ETL pipelines, and web testing without requiring manual server or network management. The platform abstracts infrastructure complexity for developers and organizations building applications.

1 investor

Caddy

Caddy is a personal AI assistant accessible via text messaging that helps users manage calendars, reminders, messages, and tasks. It learns individual user preferences and integrates with existing apps to automate routine administrative work.

1 investor

Caesarea Labs

Caesarea Labs develops electronic design automation (EDA) and manufacturing execution systems (MES) tools to accelerate post-silicon validation testing in semiconductor chip development. The company serves semiconductor manufacturers looking to reduce test design time, improve process visibility, and lower validation costs.

1 investor

CafeX

CafeX develops an AI-powered platform for enterprise process optimization and application development that integrates data sources, enables real-time collaboration, and accelerates deployment for corporate developers. The platform combines rapid application development, secure data integration, and natural language processing to help organizations reduce time-to-value in digital transformation initiatives.

1 investor

Cajal

Tau provides formal verification of compiled binaries by generating mathematical proofs of correctness or identifying bugs, addressing risks from AI-assisted code generation and complex software systems.

1 investor

Cakework

Cakework provides APIs that enable any developer platform to offer serverless code hosting without requiring dedicated infrastructure expertise. The service lets frameworks and platforms deploy user code from version control or local environments in a fraction of the time typically needed.

1 investor

Caliberexchange

CaliberX offers an API suite that developers can use to build tech-enabled investing experiences, either as a full stack or to supplement existing systems. The company operates in the fintech infrastructure space, targeting developers and platforms.

1 investor

Calimero

Calimero is an open-source app platform for building privacy-preserving, decentralized applications where user data stays encrypted end-to-end on the owner's own devices rather than on central servers. Developers write app logic in Rust and connect from JavaScript, Python, Swift, or Kotlin, with encryption, peer-to-peer sync, and networking handled by the platform's WASM runtime across servers, desktops, browsers, and mobile.

1 investor

Cambridge Spark

EDUKATE.AI is an AI-powered learning platform that accelerates data science and AI skills development through real-world projects, instant AI feedback, and tracking of workplace applications. The platform serves organizations and learners seeking to develop technical and business capabilities with measurable business impact.

1 investor

camelAI

camelAI is an AI-powered coding agent that enables users to build and deploy applications from natural language instructions without traditional development or deployment workflows. The platform targets software developers and businesses seeking rapid, on-demand application development across various use cases, with built-in integrations and persistent infrastructure.

1 investor

camfer

Camfer is an AI-powered CAD tool designed to enhance SolidWorks workflows by enabling users to create designs through text and image descriptions and to query design information without manual navigation.

1 investor

Camunda

Camunda provides a process orchestration platform enabling organizations to design, automate, and manage workflows across people, systems, and devices. The company serves enterprises across financial services, insurance, telecom, retail, manufacturing, technology, and public sector industries.

1 investor

Candle Finance

Candle provides infrastructure for AI agents to connect with and act upon user data across multiple applications and services. The platform offers managed deployment, custom connectors, and commercial support for enterprises, product teams, and support desks that need to integrate agentic workflows with external applications.

1 investor

Canoa

Coolican & Company manufactures sustainable furniture for residential and commercial interiors using locally-sourced, FSC-certified hardwoods near Toronto. The company also provides design consulting and custom fabrication services for hospitality, retail, and luxury interior projects.

1 investor

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