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§ Private Profile · Seattle, WA, USA
The open source, fullstack monitoring platform: stop guessing why…
highlight.io has raised $8.0M across 1 funding round.
Key people at highlight.io.
highlight.io was founded in 2023 by Vadim Korolik (Founder) and Jay Khatri (Cofounder, CEO (acquired by LaunchDarkly)).
highlight.io has raised $8.0M in total across 1 funding round.
highlight.io is the open source, full-stack monitoring platform. With just a few lines of code, Highlight makes it easy to understand what's slowing down your users and swiftly address errors and regressions on your web app. Imagine that you have a customer reporting an issue on your web app. With highlight.io, you can playback their exact interactions to reproduce the bug and get notified of any future errors that could happen.
That being said, we’re just getting started! We have plans to go way deeper into your observability stack to give you all of the visibility you need. Join us on this journey:
- Star us on GitHub (https://github.com/highlight/highlight) to keep up with releases and news.
- Join our Discord (https://highlight.io/community) to share product feedback and thoughts.
highlight.io has raised $8.0M across 1 funding round. Most recently, it raised $8.0M Highlight - Seed in August 2023.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Aug 15, 2023 | $8M Seed | Afore Capital, Craft Ventures | Calvin French Owen, Jordan Segall, Sahil Bloom, Scott Banister, Siqi Chen, DAY ONE Ventures, Fuel Capital, NEO, Worklife Ventures, Y Combinator | Announced |
highlight.io was founded in 2023 by Vadim Korolik (Founder) and Jay Khatri (Cofounder, CEO (acquired by LaunchDarkly)).
highlight.io has raised $8.0M in total across 1 funding round.
highlight.io's investors include Afore Capital, Craft Ventures, Calvin French-Owen, Jordan Segall, Sahil Bloom, Scott Banister, Siqi Chen, Day One Ventures, Fuel Capital, Neo, Worklife Ventures, Y Combinator.
Key people at highlight.io.
Highlight.io is an open-source, full-stack monitoring and observability platform designed primarily for developers and engineering teams building modern web applications. It integrates error monitoring, session replay, logging, distributed tracing, and performance metrics into a single cohesive platform, enabling teams to identify, replicate, and resolve bugs while optimizing application performance and user experience. By leveraging OpenTelemetry standards, Highlight.io offers deep visibility across frontend and backend systems, supporting popular frameworks like React, Next.js, Vue, Angular, and more. It serves software development teams who need reliable, developer-friendly tools to reduce downtime and improve software quality, with options for both cloud-hosted and self-hosted deployments[1][3][4].
Highlight.io was founded in 2022 by a team focused on addressing the challenges developers face in debugging and monitoring complex web applications. The idea emerged from the need to unify multiple observability tools—such as error tracking, session replay, and logging—into a single platform that provides full-stack visibility. Early traction came from developers appreciating the open-source approach and the ability to self-host, which gave them greater control over data and infrastructure. The company quickly gained attention for its developer-first philosophy and integration with OpenTelemetry, positioning itself as a modern alternative in the observability space[1][3].
Highlight.io rides the growing trend of developer-centric observability and the increasing complexity of modern web applications built with microservices and rich frontend frameworks. The timing is critical as organizations demand more integrated and transparent monitoring solutions that reduce context switching and accelerate debugging. Market forces such as the rise of OpenTelemetry as a standard and the shift towards open-source tools favor Highlight.io’s approach. By simplifying full-stack monitoring and offering self-hosting, Highlight.io influences the ecosystem by empowering engineering teams to deliver more reliable software and better user experiences, while also promoting open standards and community collaboration[1][3][6].
Looking ahead, Highlight.io is well-positioned to expand its footprint by deepening integrations with emerging frameworks and cloud-native technologies, enhancing AI-driven insights, and scaling its community-driven development model. Trends like increased demand for observability in distributed systems, privacy-conscious self-hosting, and developer-first tooling will shape its growth. Its acquisition by LaunchDarkly in 2025 (per one source) may accelerate its integration into feature management and continuous delivery workflows, broadening its impact. Highlight.io’s commitment to open source and full-stack visibility suggests it will continue to be a key player in the evolving observability landscape, helping teams stop guessing and start understanding their applications comprehensively[2][3].