/Companies

Developer Tools Startups

5,799 companies tagged Developer Tools, with their investors and founders.

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

Bynario

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

ByteAsk

ByteAsk provides an AI coding agent for C and C++ that builds, debugs, and tests each code change with the actual toolchain to verify it works. It runs from the terminal or within editors like VS Code, Neovim, and Emacs, offers an on-premises option, and targets developers working on systems such as trading platforms, automotive software, chips, and operating systems.

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

C's Techno

Sakura Internet provides rental server and web hosting services, offering multiple plans for different usage needs along with features like free SSL, backups, CDN, and WordPress quick-install. The company, a Tokyo Stock Exchange Prime-listed firm operating since 1996, serves customers in Japan building and running websites and blogs.

1 investor

Cadence Ai

Cadence analyzes AI coding session logs to show engineering teams where tokens, time, and money are spent, offering per-PR cost visibility and personalized recommendations for developers. It targets engineering leaders, CTOs, and individual developers with dashboards, AI-readiness scoring for repos, and faster PR reviews.

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

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

Calyx

A software development agency that emphasizes small, efficient teams and high-quality work rather than scaling up developer headcount.

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

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

Canonical

Canonical delivers open source software solutions, including the Ubuntu Linux distribution and a portfolio of open source technologies, to help organizations adopt and manage trusted open source at scale. The company provides security maintenance, support, and compliance features through its Ubuntu Pro subscription for customers across multiple industries.

1 investor

Canvas

Canvas builds a toolchain for running applications in secure enclaves or Trusted Execution Environments, enabling software to run with verification, autonomy, and privacy properties. The platform serves developers and organizations building privacy-preserving and trustless applications.

1 investor

Canvas, Inc.

Canvas develops secure, scalable software and data integration solutions for mission-critical military and government applications, including full-stack development, real-time telemetry processing, optical imagery analytics, and training systems. The company serves defense and government customers requiring reliable systems for testing, training, and operational environments.

1 investor

Capgemini

A global consulting and technology services firm that partners with companies to transform and manage their business operations through technology solutions.

1 investor

Cappers Applications

Cappers is a software development and consulting firm located in the Greater Toronto Area that builds web and mobile applications, designs websites, and provides custom software development and system integration services. The company emphasizes project management, technical support, and business-oriented advisory alongside development work.

1 investor

Capy

Lemin offers a game-based CAPTCHA that protects websites from bots, brute-force login attacks, and credential stuffing, with customizable branding and an integrated reporting dashboard. It targets businesses needing login and account protection, and can be added by pasting a JavaScript tag into a site.

1 investor

Carbon

Carbon is a free, open-source privacy-focused web browser for mobile and desktop devices that blocks ads and trackers by default while offering faster page loading and reduced data usage compared to mainstream alternatives.

1 investor

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Developer Tools Startups — Page 157 | Fundraising Fox