When was Open Builder founded?

Open Builder was founded in 2025 and raised its 1st funding round within a year of its incorporation.

Where is Open Builder located?

Open Builder is headquartered in San Francisco, United States.

Is Open Builder a funded company?

Open Builder is a funded company, having raised a total of $2.7M across 2 funding rounds to date. The company's 1st funding round was a $***** Seed round, raised on Sep 29, 2025.

When was the latest funding round of Open Builder?

Open Builder's latest funding was a $***** Seed round on Apr 09, 2026, with participation from 2 investors. Its primary sector is PaaS. In United States, the PaaS sector has seen $452M in funding in 2026 to date.

Where does Open Builder rank among its competitors?

Open Builder ranks 200th amongst 533 active competitors, of which 80 are funded. It stands 10th in terms of total funding among its competitors. The most recent competitor to raise funding was Open Builder, which secured $2.2M in Apr, 2026.

Who are the top competitors of Open Builder?

Open Builder's top competitors include Vercel, DigitalOcean and Heroku. Among them, Open Builder secured the most recent funding round in April, 2026.

Open Builder - 2026 Company Profile, Funding & Competitors

Open Builder is a seed company based in San Francisco (United States), founded in 2025. It operates as a Provider of tools to build and deploy applications with backend support. Open Builder has raised $2.7M in funding. The company has 533 active competitors, including 80 funded and 55 that have exited. Its top competitors include companies like Vercel, DigitalOcean and Heroku.

Company Details

Provider of tools to build and deploy applications with backend support. It offers features such as visual debugging, data connectors, and application programming interface integrations. The platform allows users to create both public and private projects. It provides resources for building applications, including templates for various use cases.

Key Metrics

Founded Year

2025

Location

San Francisco, United States

Stage

Seed

Total Funding

$2.7M in 2 rounds

Latest Funding Round

Seed, Apr 09, 2026, $*****

Investors

Pascal Capital & 2 more

Ranked

200^th among 533 active competitors

Similar Companies

Vercel & 730 more

View Open Builder's full profile

Open Builder has raised a total funding of $2.7M over 2 rounds. Its first funding round was on Sep 29, 2025. Its latest funding round was a Seed round on Apr 09, 2026 for $*****. 2 investors participated in its latest round. Open Builder has 3 institutional investors.

Here is the list of recent funding rounds of Open Builder:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Apr 09, 2026	2584123	Seed	6115523	9554831	9429568	8038260
Sep 29, 2025	9106335	Seed	5228931	7707435	7468569	Y Combinator

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Top competitors of Open Builder include Vercel, DigitalOcean and Heroku. Here is the list of Top 10 competitors of Open Builder, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Vercel 2015, Covina (United States), Series F	Provider of cloud infrastructure and developer tools for web applications	$863M	Accel, GIC & 30 others	81/100
2nd	DigitalOcean 2011, New York City (United States), Public	Provider of cloud infrastructure, virtual machines, and managed database hosting	$174M	Access Industries, Access Technology Ventures ... & 46 others	80/100
3rd	Heroku 2007, San Francisco (United States), Acquired	Saas based provider of integrated platform as a service solutions	$17M	Harrison Metal, Ignition Partners & 16 others	74/100
4th	Progress 1981, Bedford (United States), Public	Platform offering IDE based application development software	-	August Capital, Accelerator Ventures & 6 others	69/100
5th	OutSystems 2001, Linda A Velha (Portugal), Series F	Developer of a low-code platform with AI-powered application development capabilities	$803M	KKR, Tiger Global Management & 13 others	68/100
6th	WSO2 2005, Santa Clara (United States), Acquired	Provider of open-source platform for API management, integration, and identity	$130M	Toba Capital, Goldman Sachs Asset Management ... & 6 others	66/100
7th	Gitpod 2017, Kiel (Germany), Series A	Platform offering integrated cloud development environment	$41M	General Catalyst, Speedinvest & 13 others	65/100
8th	Temporal 2019, Seattle (United States), Series D	Platform offering integrated cloud application development solution	$650M	Index Ventures, Tiger Global Management & 11 others	64/100
9th	Blink 2021, Tel Aviv (Israel), Series B	Developer of a platform for agentic security operations and automation	$100M	Vertex Ventures Israel, O.G. Venture Partners ... & 7 others	62/100
10th	AppSheet 2014, Seattle (United States), Acquired	Developer of a no-code platform for building and automating applications	$20.8M	Shasta Ventures, New Enterprise Associates ... & 2 others	62/100
200th	Open Builder 2025, San Francisco (United States), Seed	Provider of tools to build and deploy applications with backend support	$2.7M	Pascal Capital, Y Combinator & 1 others	27/100