Developer Tools Startups

BotCity provides a centralized platform for managing Python scripts created by AI or human developers, offering orchestration, monitoring, security controls, and governance capabilities.

5 investors

Botpress is an AI agent platform that runs on its own engine, converting plain-language instructions into TypeScript code executed directly instead of relying on tool-calling. It targets teams building AI agents for customer service and other multi-step tasks, and includes a feedback layer for improving agent accuracy over time.

5 investors

Boxo provides a Super App platform that supports miniapps. The single visible page is a form for submitting feature requests.

5 investors

Bunzz provides a platform for developers to find, deploy, and manage reviewed smart contracts across EVM-compatible blockchains via a GUI, along with an AI-based smart contract audit service and LLM-powered contract documentation generation. It offers pre-built contract modules for NFTs, DeFi platforms, ERC20 tokens, staking, and DAO governance.

5 investors

Buoyant develops Linkerd, a service mesh platform for Kubernetes that enables organizations to build secure, reliable, and observable software infrastructure. The company serves enterprises and development teams managing containerized production systems.

5 investors

c/side provides a client-side security and compliance platform that monitors and controls browser scripts to block malicious behavior, detect bots and AI agents, and prevent fraud. It supports regulatory requirements such as PCI DSS, GDPR, CCPA/CPRA, HIPAA, SOX, and ISO/IEC 27001 through automated monitoring and reporting.

5 investors

Cactus Compute provides an on-device AI runtime for speech, vision, and text models that automatically routes between on-device and cloud inference based on complexity and audio quality. The platform enables developers to deploy speech transcription, voice assistants, and LLM applications across mobile, desktop, and wearable devices with privacy-first architecture.

5 investors

Cartridge provides infrastructure for onchain games, including a game-native wallet and identity system (Cartridge Controller) and a deterministic onchain game engine (Dojo Engine). It offers regulatory-compliant real-money reward functions that use verifiable randomness, and lets players earn, buy, and trade in-game assets, targeting game studios building onchain economies.

5 investors

Cast.app builds AI agents for customer success and account management that automate routine tasks and allow human CSMs to focus on strategic customer relationships and new challenges.

5 investors

Catalyte is a technology services firm specializing in complex software development, data engineering, and AI solutions for large enterprises and government organizations. The company provides advisory and implementation services alongside staff augmentation and workforce training through a proprietary AI platform.

5 investors

Cerebrium provides a cloud platform for deploying and operating AI applications, including real-time voice bots and large-scale inference pipelines, abstracting infrastructure complexity for teams building AI products.

5 investors

Cerulion provides a ROS2-compatible robot middleware that achieves microsecond-latency inter-process communication through zero-copy shared memory and deterministic execution. Built in Rust, it enables faster, more reliable real-time performance for robotics applications compared to standard ROS2.

5 investors

Chameleon builds no-code software that personalizes user experience within products by adapting to individual user journeys. It helps teams reduce user friction through guided experiences without requiring code.

5 investors

Chatfuel is a platform for building chatbots on Facebook Messenger, used to automate sales and marketing funnels, lead generation and nurturing, and customer support. Its customers range from small and medium businesses to large brands.

5 investors

Checkly provides a monitoring-as-code platform for development teams to build, deploy, and run software applications. The platform targets software developers and engineering teams across industries.

5 investors

ChipFlow provides curated open-source EDA tools, mixed-signal design workflows and engineering support for integrated circuit (IC) design. It serves SMEs, OEMs, foundries and partners with training, toolchain setup, IC design services and first-silicon support for exploration, prototyping and tapeout.

5 investors

Chroma Sync is a serverless data ingestion service for Chroma Cloud that connects S3 buckets, GitHub repositories, and websites, then parses, chunks, and embeds the content for search. It targets developers building search and retrieval applications, offering semantic, sparse, hybrid, regex, and full-text search over ingested data.

5 investors

Circuit & Chisel is an AI lab that builds Pareto, a model blending frontier and open models to lower the cost of frontier intelligence, delivered through its Unbiased platform. It offers self-serve API access with usage-based credit pricing for developers building AI applications, and previously created ATXP, payment rails that let AI agents discover and pay for tools.

5 investors

ClearML offers an open-source AI Development Center platform for managing the machine learning lifecycle, covering data preparation, model training, experiment tracking, orchestration, and deployment. It targets data scientists, ML engineers, and DevOps teams, running across on-prem, cloud, and hybrid infrastructures with vendor-agnostic integration.

5 investors

Cloud 66 provides infrastructure and deployment automation tools for developers. The platform enables teams to build, deploy, and manage applications on cloud infrastructure.

5 investors

Cloudchipr is a FinOps platform that helps engineering, finance, and leadership teams reduce cloud and AI infrastructure costs through cost attribution, anomaly detection, and automated workflows across multi-cloud environments. The platform targets organizations using AWS, GCP, and Azure who want real-time visibility into cloud spending and automated optimization of idle resources.

5 investors

Cloudsmith outlines its operating principles, emphasizing automation, cloud-native design, transparency, and customer involvement in building its software. This page presents company values rather than concrete product details.

5 investors

Clutch.io builds developer tools for mobile applications, including an easy-to-integrate library for native iOS apps, A/B testing for mobile apps, and a framework for faster iteration. It serves mobile application developers.

5 investors

Codementor for Teams provides live technical mentorship and pair programming sessions, connecting development teams with vetted expert mentors across multiple technology stacks for code review, debugging, and professional development.

5 investors