Heavybit

Heavybit is a venture capital firm based in San Francisco, founded in 2012. It specializes in investing in seed and Series A companies within the software sector, particularly those focused on developer tools, cloud-native infrastructure, and open-source technologies. Heavybit operates a structured accelerator program lasting nine months, designed to help these companies develop their go-to-market strategies. Through a combination of tailored strategic and operational plans, structured weekly mentorship, and differentiated capital, Heavybit aims to support founders in achieving significant growth and success in their respective markets. The firm leverages a partnership of domain experts to enhance its offerings and foster a community that drives innovation in the software industry.

Rachel Chalmers

Part-time Partner

Tom Drummond

Founder and Managing Director

Dana Oshiro

General Partner

Jesse Robbins

General Partner

Joseph Ruscio

General Partner

Past deals in Developer Tools

Radar

Series C in 2022
Radar Labs, Inc. is a location data infrastructure platform based in Brooklyn, New York, founded in 2016. The company provides a comprehensive developer toolkit designed for integrating location context and tracking into mobile applications. Radar enables businesses to create geofences—virtual boundaries that trigger events when crossed—through its user-friendly dashboard or application programming interface (API). The platform supports various location-based functionalities, including place detection and insights about user locations, and allows for server-side integrations with popular tools like Segment and Braze. In addition to geofencing, Radar offers new APIs in private beta that facilitate geocoding, regional detection based on IP addresses, and distance calculations between locations. This toolkit empowers growth and product teams to build innovative location-aware experiences for their users.

LaunchDarkly

Series D in 2021
LaunchDarkly is a Feature Management Platform that enables software teams to enhance their development processes by utilizing feature flags, which allow for the safe deployment of new or risky code changes. By wrapping specific code sections with flags, teams can independently toggle features on or off, facilitating a practice known as "dark launching." This approach helps mitigate risks associated with software development and operations. The platform serves over 100 billion feature flags daily and offers Software Development Kits (SDKs) compatible with all major web and mobile platforms. Founded in 2014 and headquartered in California, LaunchDarkly is committed to building a diverse team to deliver robust products and services while fostering a supportive and fast-paced work environment.

Blockdaemon

Series A in 2021
Blockdaemon Inc. is a blockchain node management platform that enables businesses, enterprises, and developers to efficiently deploy and manage blockchain applications. The company provides tools for exchanges, custodians, financial institutions, and developers to operate nodes across more than 30 blockchain protocols, including Bitcoin, Ethereum, and Polkadot. Blockdaemon's solution is designed for easy portability, allowing users to switch between networks seamlessly without the need for complex configurations. Founded in 2013 and originally known as Trak Inc., Blockdaemon has its headquarters in Brooklyn, New York, with additional offices in Los Angeles, California, and Ireland. The company supports the blockchain developer ecosystem by offering expert advice in development operations.

Shipyard

Seed Round in 2020
Developer of an automated application deployment platform designed to remove the complexity of creating and managing an unlimited number of ephemeral development environments. The company's platform seamlessly integrates into a company's existing development workflow and manages ephemeral environments for development, QA, product, and sales teams, enabling engineers and product managers to rapidly build, share, test, and deploy the application and product updates.

Avo

Seed Round in 2020
Avo creates one source of truth for analytics events and generates personalized tracking libraries that give developers dev time validation that implementation is correct. Avo is a toolbox (UI and dev tool) to define event based analytics, and generate personalized tracking libraries that provide dev time validation of correct implementation. It's like a spell-checker for people to define quality data, and a type-checker for developers to make sure they send analytics according to design.

Avo

Seed Round in 2020
Avo creates one source of truth for analytics events and generates personalized tracking libraries that give developers dev time validation that implementation is correct. Avo is a toolbox (UI and dev tool) to define event based analytics, and generate personalized tracking libraries that provide dev time validation of correct implementation. It's like a spell-checker for people to define quality data, and a type-checker for developers to make sure they send analytics according to design.

Blockdaemon

Venture Round in 2020
Blockdaemon Inc. is a blockchain node management platform that enables businesses, enterprises, and developers to efficiently deploy and manage blockchain applications. The company provides tools for exchanges, custodians, financial institutions, and developers to operate nodes across more than 30 blockchain protocols, including Bitcoin, Ethereum, and Polkadot. Blockdaemon's solution is designed for easy portability, allowing users to switch between networks seamlessly without the need for complex configurations. Founded in 2013 and originally known as Trak Inc., Blockdaemon has its headquarters in Brooklyn, New York, with additional offices in Los Angeles, California, and Ireland. The company supports the blockchain developer ecosystem by offering expert advice in development operations.

Radar

Series B in 2020
Radar Labs, Inc. is a location data infrastructure platform based in Brooklyn, New York, founded in 2016. The company provides a comprehensive developer toolkit designed for integrating location context and tracking into mobile applications. Radar enables businesses to create geofences—virtual boundaries that trigger events when crossed—through its user-friendly dashboard or application programming interface (API). The platform supports various location-based functionalities, including place detection and insights about user locations, and allows for server-side integrations with popular tools like Segment and Braze. In addition to geofencing, Radar offers new APIs in private beta that facilitate geocoding, regional detection based on IP addresses, and distance calculations between locations. This toolkit empowers growth and product teams to build innovative location-aware experiences for their users.

Avo

Venture Round in 2019
Avo creates one source of truth for analytics events and generates personalized tracking libraries that give developers dev time validation that implementation is correct. Avo is a toolbox (UI and dev tool) to define event based analytics, and generate personalized tracking libraries that provide dev time validation of correct implementation. It's like a spell-checker for people to define quality data, and a type-checker for developers to make sure they send analytics according to design.

Testim

Series B in 2019
Testim makes it easy for developers and testers to become automation experts, making quality an organization-wide initiative and powering developers to own code quality.

Radar

Series A in 2019
Radar Labs, Inc. is a location data infrastructure platform based in Brooklyn, New York, founded in 2016. The company provides a comprehensive developer toolkit designed for integrating location context and tracking into mobile applications. Radar enables businesses to create geofences—virtual boundaries that trigger events when crossed—through its user-friendly dashboard or application programming interface (API). The platform supports various location-based functionalities, including place detection and insights about user locations, and allows for server-side integrations with popular tools like Segment and Braze. In addition to geofencing, Radar offers new APIs in private beta that facilitate geocoding, regional detection based on IP addresses, and distance calculations between locations. This toolkit empowers growth and product teams to build innovative location-aware experiences for their users.

Avo

Seed Round in 2019
Avo creates one source of truth for analytics events and generates personalized tracking libraries that give developers dev time validation that implementation is correct. Avo is a toolbox (UI and dev tool) to define event based analytics, and generate personalized tracking libraries that provide dev time validation of correct implementation. It's like a spell-checker for people to define quality data, and a type-checker for developers to make sure they send analytics according to design.

Radar

Venture Round in 2019
Radar Labs, Inc. is a location data infrastructure platform based in Brooklyn, New York, founded in 2016. The company provides a comprehensive developer toolkit designed for integrating location context and tracking into mobile applications. Radar enables businesses to create geofences—virtual boundaries that trigger events when crossed—through its user-friendly dashboard or application programming interface (API). The platform supports various location-based functionalities, including place detection and insights about user locations, and allows for server-side integrations with popular tools like Segment and Braze. In addition to geofencing, Radar offers new APIs in private beta that facilitate geocoding, regional detection based on IP addresses, and distance calculations between locations. This toolkit empowers growth and product teams to build innovative location-aware experiences for their users.

Snyk

Series A in 2018
Snyk Ltd. is a developer-focused cybersecurity company that provides a software-as-a-service platform designed to help organizations identify, fix, and monitor vulnerabilities in open-source dependencies and container images. The platform includes tools such as Snyk Code, which offers static application security testing, and container vulnerability management, which addresses vulnerabilities in Docker images. Snyk enables developers to scan their code for security issues directly within their code editors, providing alerts and remediation guidance based on an internal database of known vulnerabilities. The company also offers features for application security management, licensing compliance, and infrastructure as code security. Founded in 2015 and headquartered in London, Snyk has additional offices in Tel Aviv, Boston, and Ontario, and has established a strategic partnership with Rapid7, Inc.

Snyk

Series B in 2018
Snyk Ltd. is a developer-focused cybersecurity company that provides a software-as-a-service platform designed to help organizations identify, fix, and monitor vulnerabilities in open-source dependencies and container images. The platform includes tools such as Snyk Code, which offers static application security testing, and container vulnerability management, which addresses vulnerabilities in Docker images. Snyk enables developers to scan their code for security issues directly within their code editors, providing alerts and remediation guidance based on an internal database of known vulnerabilities. The company also offers features for application security management, licensing compliance, and infrastructure as code security. Founded in 2015 and headquartered in London, Snyk has additional offices in Tel Aviv, Boston, and Ontario, and has established a strategic partnership with Rapid7, Inc.

Blockdaemon

Seed Round in 2018
Blockdaemon Inc. is a blockchain node management platform that enables businesses, enterprises, and developers to efficiently deploy and manage blockchain applications. The company provides tools for exchanges, custodians, financial institutions, and developers to operate nodes across more than 30 blockchain protocols, including Bitcoin, Ethereum, and Polkadot. Blockdaemon's solution is designed for easy portability, allowing users to switch between networks seamlessly without the need for complex configurations. Founded in 2013 and originally known as Trak Inc., Blockdaemon has its headquarters in Brooklyn, New York, with additional offices in Los Angeles, California, and Ireland. The company supports the blockchain developer ecosystem by offering expert advice in development operations.

Snyk

Series A in 2018
Snyk Ltd. is a developer-focused cybersecurity company that provides a software-as-a-service platform designed to help organizations identify, fix, and monitor vulnerabilities in open-source dependencies and container images. The platform includes tools such as Snyk Code, which offers static application security testing, and container vulnerability management, which addresses vulnerabilities in Docker images. Snyk enables developers to scan their code for security issues directly within their code editors, providing alerts and remediation guidance based on an internal database of known vulnerabilities. The company also offers features for application security management, licensing compliance, and infrastructure as code security. Founded in 2015 and headquartered in London, Snyk has additional offices in Tel Aviv, Boston, and Ontario, and has established a strategic partnership with Rapid7, Inc.

Blockdaemon

Seed Round in 2018
Blockdaemon Inc. is a blockchain node management platform that enables businesses, enterprises, and developers to efficiently deploy and manage blockchain applications. The company provides tools for exchanges, custodians, financial institutions, and developers to operate nodes across more than 30 blockchain protocols, including Bitcoin, Ethereum, and Polkadot. Blockdaemon's solution is designed for easy portability, allowing users to switch between networks seamlessly without the need for complex configurations. Founded in 2013 and originally known as Trak Inc., Blockdaemon has its headquarters in Brooklyn, New York, with additional offices in Los Angeles, California, and Ireland. The company supports the blockchain developer ecosystem by offering expert advice in development operations.

Snyk

Series A in 2018
Snyk Ltd. is a developer-focused cybersecurity company that provides a software-as-a-service platform designed to help organizations identify, fix, and monitor vulnerabilities in open-source dependencies and container images. The platform includes tools such as Snyk Code, which offers static application security testing, and container vulnerability management, which addresses vulnerabilities in Docker images. Snyk enables developers to scan their code for security issues directly within their code editors, providing alerts and remediation guidance based on an internal database of known vulnerabilities. The company also offers features for application security management, licensing compliance, and infrastructure as code security. Founded in 2015 and headquartered in London, Snyk has additional offices in Tel Aviv, Boston, and Ontario, and has established a strategic partnership with Rapid7, Inc.

Testim

Series A in 2017
Testim makes it easy for developers and testers to become automation experts, making quality an organization-wide initiative and powering developers to own code quality.

Testim

Venture Round in 2016
Testim makes it easy for developers and testers to become automation experts, making quality an organization-wide initiative and powering developers to own code quality.

NodeSource

Venture Round in 2016
NodeSource, Inc. specializes in developing enterprise-grade tools and software for server-side JavaScript applications. Founded in 2014 and based in Anaheim, California, the company offers a suite of products, including N|Ship for intelligent orchestration and insights into the application development lifecycle, N|Solid as a robust Node.js platform focused on productivity and application protection, N|Support for sustaining enterprise-grade development and operations, and NodeSource Certified Modules which enhance security for third-party JavaScript. NodeSource serves a diverse clientele, including product companies, Fortune 500 firms across various sectors such as finance and e-commerce, real-time service providers, and government entities. Its solutions are designed to empower organizations to build secure, reliable, and high-performance applications and microservices while optimizing operational efficiency.

Netlify

Venture Round in 2016
Netlify, Inc. is a cloud-based platform that automates the development, deployment, and hosting of modern websites and web applications. The platform connects code repositories and streamlines the build and deployment processes, enabling users to create high-performance websites with ease. Key offerings include Netlify Build, which supports Git workflows for managing web projects, and Netlify Edge, an application delivery network designed for fast performance. Additionally, Netlify Dev allows users to run the platform locally on their machines, while features such as preview site generation and edge logic enhance development capabilities. Founded in 2014 and headquartered in San Francisco, California, Netlify serves a diverse clientele, including developers and businesses seeking efficient and scalable web solutions.

LightStep

Venture Round in 2016
LightStep, Inc. specializes in application performance management (APM) software solutions, enabling organizations to monitor and manage the performance of their production systems. Founded in 2013 and headquartered in San Francisco, California, the company provides tools that analyze 100% of unsampled transaction data from large-scale distributed software, creating complete end-to-end traces and comprehensive metrics. This platform facilitates a real-time understanding of system behavior and interactions across organizational boundaries, which aids in accelerating root cause analysis and reducing resolution times. LightStep's offerings include support for SAML and options for on-premises or in-VPC data collection, built on open standards to ensure flexibility and scalability for its users. The company is backed by prominent investors, including Sequoia, Redpoint, and Altimeter.

LaunchDarkly

Venture Round in 2015
LaunchDarkly is a Feature Management Platform that enables software teams to enhance their development processes by utilizing feature flags, which allow for the safe deployment of new or risky code changes. By wrapping specific code sections with flags, teams can independently toggle features on or off, facilitating a practice known as "dark launching." This approach helps mitigate risks associated with software development and operations. The platform serves over 100 billion feature flags daily and offers Software Development Kits (SDKs) compatible with all major web and mobile platforms. Founded in 2014 and headquartered in California, LaunchDarkly is committed to building a diverse team to deliver robust products and services while fostering a supportive and fast-paced work environment.

LaunchDarkly

Venture Round in 2015
LaunchDarkly is a Feature Management Platform that enables software teams to enhance their development processes by utilizing feature flags, which allow for the safe deployment of new or risky code changes. By wrapping specific code sections with flags, teams can independently toggle features on or off, facilitating a practice known as "dark launching." This approach helps mitigate risks associated with software development and operations. The platform serves over 100 billion feature flags daily and offers Software Development Kits (SDKs) compatible with all major web and mobile platforms. Founded in 2014 and headquartered in California, LaunchDarkly is committed to building a diverse team to deliver robust products and services while fostering a supportive and fast-paced work environment.

Gradle Inc.

Venture Round in 2014
Gradle, Inc. is a developer of open-source build automation software that aims to transform the software development process. The Gradle Build Tool is widely recognized as the most popular build tool for open-source JVM projects, averaging over 19 million downloads monthly and being utilized by notable projects such as Spring Boot and JUnit. Gradle Enterprise complements this by providing a software build performance acceleration and analytics platform, designed to enhance productivity for software development teams. This self-hosted solution utilizes advanced acceleration technologies to reduce build times significantly and employs data analytics for efficient troubleshooting. Gradle Enterprise supports the discipline of Developer Productivity Engineering, enhancing the build and test processes within both Gradle and Maven environments. By unifying and automating build processes, Gradle, Inc. enables enterprises to improve their software delivery capabilities effectively.

OverOps

Venture Round in 2014
OverOps, Inc. owns and operates an online application monitoring and error analysis software platform that allows developers to detect and fix production errors in real-time. The company was formerly known as Takipi Ltd. and changed its name to OverOps, Inc. in August 2016. OverOps, Inc. was founded in 2011 and is based in Tel Aviv, Israel.

Runscope

Venture Round in 2013
Runscope Inc. develops tools to support the application development lifecycle. The company provides API monitoring, API testing, real-time traffic monitoring, and traffic logging and debugging solutions. It offers solutions for developers to monitor and manage APIs consumed in their mobile and web applications. The company was incorporated in 2013 and is based in San Francisco, California. As of September 28, 2017, Runscope Inc. operates as a subsidiary of CA, Inc.

LightTable

Venture Round in 2013
Light Table is an innovative interactive integrated development environment (IDE) that allows users to modify running programs in real time. This platform enables developers to embed various elements, including websites and games, directly into their code. With a focus on enhancing the coding experience, Light Table offers features like inline evaluation and customizable plugins, which facilitate efficient code writing and better understanding of program functionality. By providing immediate feedback, Light Table helps users answer questions about their code and gain deeper insights into how their programs operate.

Codenvy

Venture Round in 2013
Codenvy is a provider of a cloud development platform designed for coding, building and testing applications.The company's cloud development environment takes the local desktop workspace, which consists of the editor, builder and tester runtimes and separates it logically from its underlying physical environment and moves it into the cloud, enabling enterprises to access workspaces that are on-demand, collaborative and constraint-free.
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