The frontend coding agent for real codebases.
Company is active
Event Year: 2025
Company is active
Event Year: 2025
Stagewise is developing an open-source frontend coding agent designed to operate seamlessly within existing codebases. This innovative tool empowers backend developers, designers, and product managers to construct visually appealing and functional web applications, regardless of the underlying technology stack. By integrating directly into the user's browser, Stagewise facilitates modifications within the local codebase and ensures compatibility with diverse frameworks and setups, making it easily adaptable to any ongoing project. The agent allows users to visually demonstrate desired changes while interacting with their application on localhost, eliminating the need to switch between external tools. Modifying elements becomes intuitive: users simply select an element, provide a straightforward prompt such as "make it green and position it in the top right corner," and instantly observe the outcome. The founders, based in Germany, bring a wealth of experience from the B2B SaaS sector. Glenn's expertise in creating developer tools for enterprise clients, coupled with Julian's experience in building web applications used by a large user base, provides a strong foundation for this venture. Following a successful initial launch of their open-sourced toolbar, which integrates a coding agent directly into the browser, Stagewise is now introducing a high-speed coding agent specifically tailored for frontend development, aiming to elevate both the product and the user experience. The long-term vision is to ultimately replace frontend developers by enabling backend developers, designers, and product managers to create well-designed applications.
Stagewise is developing an open-source frontend coding agent designed to operate seamlessly within existing codebases. This innovative tool empowers backend developers, designers, and product managers to construct visually appealing and functional web applications, regardless of the underlying technology stack. By integrating directly into the user's browser, Stagewise facilitates modifications within the local codebase and ensures compatibility with diverse frameworks and setups, making it easily adaptable to any ongoing project. The agent allows users to visually demonstrate desired changes while interacting with their application on localhost, eliminating the need to switch between external tools. Modifying elements becomes intuitive: users simply select an element, provide a straightforward prompt such as "make it green and position it in the top right corner," and instantly observe the outcome. The founders, based in Germany, bring a wealth of experience from the B2B SaaS sector. Glenn's expertise in creating developer tools for enterprise clients, coupled with Julian's experience in building web applications used by a large user base, provides a strong foundation for this venture. Following a successful initial launch of their open-sourced toolbar, which integrates a coding agent directly into the browser, Stagewise is now introducing a high-speed coding agent specifically tailored for frontend development, aiming to elevate both the product and the user experience. The long-term vision is to ultimately replace frontend developers by enabling backend developers, designers, and product managers to create well-designed applications.
Total Raised: Unknown (Y Combinator backed)
Last Round: Summer 2025
Total Raised: Unknown (Y Combinator backed)
Last Round: Summer 2025
B2B
B2B
B2B -> Engineering, Product and Design
B2B -> Engineering, Product and Design
Team size: 2
Hiring: No
Team size: 2
Hiring: No