# Top 27 Developer Tools Startups Founded in 2019 by Funding (2026)

> The 27 best-funded developer Tools startups founded in 2019, ranked by total funding raised: $219M combined.

Source: https://millionrounds.com/top-lists/developer-tools-startups-founded-2019 (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Skyflow** Skyflow is a data privacy technology company based in Palo Alto, founded in 2019.](https://millionrounds.com/company/skyflow) Skyflow is a data privacy technology company based in Palo Alto, founded in 2019. *Founded* 2019 Palo Alto, United States **$72M** last round Mar 2024
- 2 [**Courier** Courier is a notification infrastructure platform designed to enhance product-to-user communication.](https://millionrounds.com/company/courier) Courier is a notification infrastructure platform designed to enhance product-to-user communication. *Founded* 2019 San Francisco, United States **$35M** last round Jun 2022
- 3 [**StackHawk** StackHawk is a Denver-based application security company founded in 2019.](https://millionrounds.com/company/stackhawk) StackHawk is a Denver-based application security company founded in 2019. *Founded* 2019 Denver, United States **$14M** last round May 2025
- 4 [**api.video** api.video is an API-first video infrastructure platform designed for developers and product builders.](https://millionrounds.com/company/api-video) api.video is an API-first video infrastructure platform designed for developers and product builders. *Founded* 2019 Bordeaux, France **$12M** last round Dec 2022
- 5 [**Stackbit** Stackbit is a visual editing pioneer for large enterprise webpages and applications.](https://millionrounds.com/company/stackbit) Stackbit is a visual editing pioneer for large enterprise webpages and applications. *Founded* 2019 San Francisco, United States **$10M** last round Nov 2020
- 6 [**CarbonCloud** CarbonCloud is a climate intelligence platform focused on the food and beverage industry, founded in 2019 and based in Gothenburg, Sweden.](https://millionrounds.com/company/carboncloud) CarbonCloud is a climate intelligence platform focused on the food and beverage industry, founded in 2019 and based in Gothenburg, Sweden. *Founded* 2019 Gothenburg, Sweden **$8.0M** last round Feb 2023
- 7 [**CodeSee** CodeSee is a developer of cloud-based data visualization software to help users master the understanding of code.](https://millionrounds.com/company/codesee) CodeSee is a developer of cloud-based data visualization software to help users master the understanding of code. *Founded* 2019 San Francisco, United States **$7.0M** last round Jan 2022
- 8 [**Swamp Club** Swamp Club, officially known as Elder Swamp Club, Inc., is a software development company based in San Francisco, CA.](https://millionrounds.com/company/swamp-club) Swamp Club, officially known as Elder Swamp Club, Inc., is a software development company based in San Francisco, CA. *Founded* 2019 San Francisco, United States **$7.0M** last round Oct 2026
- 9 [**Bun** Bun operates fast food joints that provides burgers with plant-based meat.](https://millionrounds.com/company/bun) Bun operates fast food joints that provides burgers with plant-based meat. *Founded* 2019 United States **$7.0M** last round Aug 2022
- 10 [**Factor House** Factor House is an engineering-led software company based in Melbourne, Australia, founded in 2019.](https://millionrounds.com/company/factor-house) Factor House is an engineering-led software company based in Melbourne, Australia, founded in 2019. *Founded* 2019 Melbourne, Australia **$6.3M** last round Feb 2025
- 11 [**Reloadly** Reloadly is a global rewards and payout API platform that allows businesses and developers to integrate prepaid products into their applications.](https://millionrounds.com/company/reloadly) Reloadly is a global rewards and payout API platform that allows businesses and developers to integrate prepaid products into their applications. *Founded* 2019 Miami, United States **$4.3M** last round Jul 2021
- 12 [**Bruno** Digital insurance advisor](https://millionrounds.com/company/bruno) Digital insurance advisor *Founded* 2019 United States **$4.2M** last round Aug 2026
- 13 [**Plasmic** Plasmic is a visual development platform based in San Francisco, California, founded in 2019 by Yang Zhang.](https://millionrounds.com/company/plasmic) Plasmic is a visual development platform based in San Francisco, California, founded in 2019 by Yang Zhang. *Founded* 2019 San Francisco, United States **$4.0M** last round May 2021
- 14 [**Lunimedia** Lunimedia is a digital media company offering cross-platform monetization solutions, aiming to bridge the gap between developers and users.](https://millionrounds.com/company/lunimedia) Lunimedia is a digital media company offering cross-platform monetization solutions, aiming to bridge the gap between developers and users. *Founded* 2019 Seoul **$3.8M** last round Jul 2020
- 15 [**Deta** Deta Space is a personal cloud computer designed to simplify cloud computing for developers and enhance user control over internet software.](https://millionrounds.com/company/deta) Deta Space is a personal cloud computer designed to simplify cloud computing for developers and enhance user control over internet software. *Founded* 2019 Brossard, Germany **$3.6M** last round Oct 2023
- 16 [**Resurface Labs** Graylog is a global provider of security information and event management (SIEM) and log management solutions.](https://millionrounds.com/company/resurface-labs) Graylog is a global provider of security information and event management (SIEM) and log management solutions. *Founded* 2019 Boulder, United States **$3.4M** last round Aug 2022
- 17 [**Hoppscotch** Hoppscotch is a collaborative, open-source API development platform founded in 2019 by Liyas Thomas and Andrew Bastin.](https://millionrounds.com/company/hoppscotch) Hoppscotch is a collaborative, open-source API development platform founded in 2019 by Liyas Thomas and Andrew Bastin. *Founded* 2019 London, United States **$3.0M** last round Dec 2021
- 18 [**Nhost** Nhost is a fully managed, open-source Backend-as-a-Service (BaaS) platform founded in 2019.](https://millionrounds.com/company/nhost) Nhost is a fully managed, open-source Backend-as-a-Service (BaaS) platform founded in 2019. *Founded* 2019 Lidingoe, Sweden **$2.7M** last round Apr 2021
- 19 [**Openbase** Openbase is an IT infrastructure and solutions company based in Seoul, South Korea.](https://millionrounds.com/company/openbase) Openbase is an IT infrastructure and solutions company based in Seoul, South Korea. *Founded* 2019 Burlingame, United States **$2.4M** last round Apr 2022
- 20 [**Edlink** Edlink is a software development company based in Austin, Texas, founded in 2019.](https://millionrounds.com/company/edlink) Edlink is a software development company based in Austin, Texas, founded in 2019. *Founded* 2019 Austin, United States **$2.0M** last round May 2022
- 21 [**FeaturePeek** Supercharged deployment previews for all](https://millionrounds.com/company/featurepeek) Supercharged deployment previews for all *Founded* 2019 San Francisco **$1.8M** last round May 2020
- 22 [**re.alto energy** re.alto-energy is a Belgian corporate startup founded in 2019 by the Elia Group.](https://millionrounds.com/company/re-alto-energy) re.alto-energy is a Belgian corporate startup founded in 2019 by the Elia Group. *Founded* 2019 Brussels, Belgium **$1.8M** last round Sept 2021
- 23 [**Interplay** Interplay provides dog crates that makes life easier for dog owners who want to care for and interact with their dog.](https://millionrounds.com/company/interplay) Interplay provides dog crates that makes life easier for dog owners who want to care for and interact with their dog. *Founded* 2019 Ireland **$1.2M** last round Feb 2022
- 24 [**Geecko** Geecko is a software recruiting platform designed to help companies attract and assess developers through game-based coding challenges and technical evaluations.](https://millionrounds.com/company/geecko) Geecko is a software recruiting platform designed to help companies attract and assess developers through game-based coding challenges and technical evaluations. *Founded* 2019 San Francisco, United States **$1.0M** last round Dec 2021
- 25 [**Sider** Sider Corp.](https://millionrounds.com/company/sider) Sider Corp. *Founded* 2019 Irvine, United States **$685K** last round Feb 2019
- 26 [**Inspector** Inspector is a SaaS platform designed for code execution and application performance monitoring, primarily aimed at PHP and Java developers.](https://millionrounds.com/company/inspector) Inspector is a SaaS platform designed for code execution and application performance monitoring, primarily aimed at PHP and Java developers. *Founded* 2019 Naples, United States **$500K** last round Dec 2025
- 27 [**Adler** Adler develops AI based HCI modules for Enterprises.](https://millionrounds.com/company/adler) Adler develops AI based HCI modules for Enterprises. *Founded* 2019 South Korea **$359K** last round Apr 2024

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies founded in 2019 whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

Open any company for its rounds and investors, or search the investors who back developer Tools startups founded in 2019 in the app, with filters, lists and exports.

[Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[All top lists](https://millionrounds.com/top-lists)

## More developer tools lists

[See all](https://millionrounds.com/top-lists?t=Developer%20Tools)

[*C* *A* *P* **Developer Tools startups in San Francisco** 94 companies · $14B](https://millionrounds.com/top-lists/developer-tools-startups-san-francisco)[*C* *F* *FA* **Developer Tools startups that raised in 2026** 89 companies · $12B in 2026](https://millionrounds.com/top-lists/developer-tools-startups-raised-2026)[*F* *S* *P* **Developer Tools startups founded in 2020** 56 companies · $3.2B](https://millionrounds.com/top-lists/developer-tools-startups-founded-2020)[*A* *T* *L* **Developer Tools startups founded in 2022** 43 companies · $5.2B](https://millionrounds.com/top-lists/developer-tools-startups-founded-2022)[*C* *OS* *A* **Developer Tools startups founded in 2021** 35 companies · $665M](https://millionrounds.com/top-lists/developer-tools-startups-founded-2021)[*P* *L* *C* **Developer Tools startups founded in 2023** 34 companies · $3.6B](https://millionrounds.com/top-lists/developer-tools-startups-founded-2023)[*M* *A* *H* **Developer Tools startups founded in 2018** 33 companies · $976M](https://millionrounds.com/top-lists/developer-tools-startups-founded-2018)[*T* *M* *FA* **Developer Tools startups in the United Kingdom** 30 companies · $836M](https://millionrounds.com/top-lists/developer-tools-startups-united-kingdom)

## More lists worldwide

[See all](https://millionrounds.com/top-lists?r=Global)

[*GV* *V* *RP* **Health startups worldwide** 12,811 companies · $81B](https://millionrounds.com/top-lists/health-startups)[*O* *A* *X* **AI startups worldwide** 10,238 companies · $830B](https://millionrounds.com/top-lists/ai-startups)[*GV* *V* *RP* **Biotech startups worldwide** 7,127 companies · $70B](https://millionrounds.com/top-lists/biotech-startups)[*D* *B* *FT* **Big data startups worldwide** 3,812 companies · $220B](https://millionrounds.com/top-lists/big-data-startups)[*AF* *R* *S* **Fintech startups worldwide** 3,200 companies · $94B](https://millionrounds.com/top-lists/fintech-startups)[*O* *A* *B* **AI startups that raised in 2026** 2,922 companies · $540B in 2026](https://millionrounds.com/top-lists/ai-startups-raised-2026)[*FT* *CE* *P* **Energy providers startups worldwide** 2,808 companies · $152B](https://millionrounds.com/top-lists/energy-providers-startups)[*A* *P* *O* **Marketing tech startups worldwide** 2,728 companies · $28B](https://millionrounds.com/top-lists/marketing-tech-startups)