Founding Started with Open Open to Name Funding Summary Open Source Evolvement Devtool HQ* Notes / Story synopsis Year Source (license) contributions / CLA According to statements fromMongoDB, adoption went up after the license "we own 100% of the change (15 mill dwlds, more than in the 6 funding rounds with Created SSPL in 2018 IP"; 99.9% developed prior 10 years together). In 2016 they a total of $311M causing much debate in the in house and the few launched their database-as-a-service MongoDB 2007 started with AGPL Database US-based community. SSPL is not an contributions accepted offering, which is considered the game IPO was in autumn open source license were from people who changer w. regards to building a 2017; valuation $1.6B signed a CLA business. Until Oct 2017 MongoDb downloads were >30M with 10M from the prior 21 months. "Databricks is the original creator of some of the world’s most popular Open their main service is Source data technologies" - open source Total funding 1.9B; last proprietary, but they use a lot is a large part of their positioning and Data Bricks 2013 round: Series G; Feb proprietary PaaS of open source software and Backend NA US-based marketing. However, it seems their main 2021 $1B have a strong footprint in the offering, while based on open source, is open source community proprietary. So, not an open source business as defined here. predecessor released in Last license change in 2021: 2018: elastic IPO --> shares doubled the 2004; first Total funding $162M; started with Apache 2 You can now choose between first day. Note: With so many different elasticsearch last round was a series for for elastic search elastic the proprietary elastic license Devtool CLA US-based products (not a single product company), released in D; elastic did IPO in (which was the original or SSPL; so stritly spaking not the open source strategy is harder to 2010; autumn 2018 main product) open source anymore grasp. incorporation only in 2012 "Founded by the team that originally Unlike Apache Kafka created Apache Kafka" - the team behind which is available Confluent contributed a lot to open Total Funding Amount under the Apache 2.0 Kafka is open source, source pior to Confluent, but the Confluent 2011 $455.9M, last round: license, the Confluent Devtool NA US-based Confluent isn't Confluent code itself isn't open source as series E Community License is far as we understand. They heavily rely not open source and on other open source software for their has a few restrictions tech stack though. started out closed; The founders both left the company the then open sourced the Started in 2011, before from closed to open core to year before it was acquired by MongoDB. database and went for Europe, but HQ the founders 4 investment rounds. open SaaS; acquired by The acquisition prize was a little less the open core model, went to the US did "TightDB" Then MongoDB Mongo to push their backend looks like they than what Realm had raised in the years RealmDB then subsequently Database when joining YC on which the acquired them for offerings and complement with accepted contributions before. The Sync solution is now tied to open sourced the Sync 2014; it was Realm DB $39M on Apr 24, 2019 an edge and sync (serving using the Mongo servers / cloud and a solution too, going for since bought was based Mobile and IoT better) huge part of their push for the IoT the hosted (SaaS) bei MongoDB market. model US-based Public Domain, which (privately held we always considered Public Domain, mainly Richard Hipp owns all The company has always been and still by Hipp, Wyrick one of the most "open monetize big corporates for IP, 99% is developed is run by Richard Hipp and his wife; from & Company, Inc source" ways to open being in a Consortium; also by himself; very limited a development perspective it is a one- (author: Richard source but in the light offers services and since outside support (2 part- man-show. Richard wrote SQLite SQLite 2000 Bootstrapped Database Hipp and all of recent discussions xxxx? encryption (basically time freelancers that himself, as far as we are aware they stock held by around the SSPL paid feature); our guess is that we are aware of, both have no other employees apart from 2-3 his wife G. license, strictly this is not really a repeatable don't have any rights to part-time supporters for specific versions; Wyrick; both speaking it is at least business model the IP) very special Open Source Story. work for the not OSI-approved company)), HQ 2009 * Couchbase, Inc. was a merger of Couchbase now mainly sells Couchbase Membase Servers; Couchbase Lite is the smallest US-based (both and 251 million USD total part of their business; in 2020 there entities were CouchOne in funding; 8 rounds with seemed to be a shift towards the Sync Couchbase Lite Apache 2 Delayed Open Source Database US-based February latest Series G for Gateway and Edge Computing market in already before 2011; both $105 million communication; however, the main the merger) former business still seems be on the server companies side and based on cloud lock-in. were started 2009 and had funding redis the database Any contribution needs itself is and always a CLA that is provided was BSD; redislabs is by redislabs; we Redislabs is the company that has believe anything US-based. secured certain rights committed under this Salvatore for redis and sells CLA could also be redis itself is BSD but features Sanfillipo RedisLabs is the commercial entity that extensions and add- used in redislabs Total Funding Amount / extensions around it from (antirez) was markets redis; redis was largely redis 2009 ons under several Database proprietary products $246.6M RedisLabs are licensed uner always bsaed in developed by Salvatore Sanfilippo. He licenses, they changed (which typically is the prorietary licenses Europe; left redis as a maintainer in 2020. from APGL to Apache same for anything redislabs 2.0 with Common committed under a originated in Clause to a proprietary permissive license, but Israel license called "Redis which has attracted Source Available some criticism from the License" OSS community) Read here why there will never be RedHat is a huge company, another Red Hat (and there is no "Red definetely not a single product Hat Model"). Note that of course the Red Linux, which was the company, and thus also does Hat founders did not write Linux (on bought by IBM in 2019 core of the success of not really fit into this matrix, we believe you can which the majority of their success is for $34 billion; before RedHat, is GPL Backend / RedHat 1993 however, it is THE example contribute to most (all?) US-based based), but at the very least they (as well that they had raised (though of course not Data centric for successful projects without a CLA as VA Linux) gave option shares to Linus $240.7M the company's commercialisation of open Torvald out of gratitude (at lest not out of decision) source and we feel the matrix obligation). When both companies would lack without it successfully IPOd, Linus made 20 Mill USD (in total) from both sales. started out with AGPL; The founders forked the latest MySQL several license version when Oracle acquired it. Most of Sweedish adaptions and the original database code base was company until it 1995 changes in the open developed by Michael Widenius; with was acquired by (development Total Funding Amount source business model Yes, even though regards to database technologies a Dual Licencing and Paid Sun MySQL started $39.8M, sold to Sun in over the years, e.g. for Database called OCA (Oracle pattern emerges: Often the core / most of Support Microsystems in already in 2008 for 1 USD billion a long time they had a Contributor Agreement) the base technology is developed by one 2008 (who then 1994) 2 year delay for the person - as building a database is a were acquired open source version, rather huge endeavor that's kind of by Oracle) but changed that to no striking, isn't it? BTW: MySQL is named delay at some point. after Monty Widenius daughter ("My") EU-based; 2010 German (academic "university proprietary, not open 2016: HyPer acquired by Tableau. Terms Hyper research undisclosed None Database NA spinoff" source of the deal were undisclosed project at acquired by TUM) Tableau very early Originally EU- based Cisco ParStream is no longer offered as (German), then acquired by CISCO in proprietary, not open a stand-alone product. The functionality ParStream 2011 NA Database NA moved to US in November 3, 2015 source of Cisco ParStream is now part of Cisco 2012, acquired Kinetic. by Cisco in 2015 Started as open core, now a form of closed SaaS with delayed open source: They CockroachDB received In June 2019, Cockroach Labs changed to a proprietary significant contributions announced that CockroachDB would license in 2019, called BSL, from the community change its license from the free software which prohibits users from ("we have had over license Apache License 2.0 to their own Apache 2.0, plus a Series E in Jan 2021 offering CockroachDB as a 1590 commits from proprietary license, known as the Cockroach DB 2015 proprietary license for Database US-based for $160M service (DBaaS, SaaS), and over 320 external Business Source License (BSL), which enterprise features each release converts to an contributors across all forbids “offer[ing] a commercial version of open source license after our open source CockroachDB as a service without three years. CockroachDB is repositories" (2020)), buying a license”, while remaining free therefore officially not CLA: Yes for community use. considered open sorce anymore BSD and Sleepycat It is still used in many routers and gutfeel Oracle changed to dual Acquired by Oracle in Public License (a is that the market share in that specific Berkeley DB 1994 licensing with APGL and a Database NA US-based 2006 permissive OSS area is good. Unfortunately, no numbers commercial license license) available. Microsoft bought GitHub for the developer access; that would not have changed if it would have been open source and I do wonder what would have In 2018 Microsoft happened to GitHub if it would have been proprietary, not open Backend / GitHub 2008 bought GITHUB for NA NA US-based open source; one thing is for sure: GitLab source Data centric $7.5 billion. wouldn't have been able to position themselves as the open source alternative; however: the closed source model worked for them well, even though it is a developer tool. GitLab used being open source as a US-based Originally CLA, now strong positioning factor against GitHub (development dropped and instead (which was never open source). It was development Now: Open Core Model; was started in the code must be an odyssey to find a sustainable started in Community Edition: MIT Europe, the completely open Backend / committed under the business model (and it seems it is not GitLab 2011; $434.2M Series E License founders source (MIT license) Data centric same license as the SaaS). Note: The pure service model incorporated Enterprise Edition: Source- incorporated in feature is (mainly and the donation model did not work for only in 2014 available proprietary software the US in 2014 Apache 2.0) plus a them. Again: The code base of the core when joining DCO system was by and large developed by YC) one person. Yes, and the CLA is Dual licenscing with shared under a 10 years after it was forked, MariaDB has They evolved their dual GPL license, version 2 creative commons 20M users, a fast growing database Total Funding Amount licensing approach to using Sweedish MariaDB 2009 and a prorietary source Database license that allows you business and has >€100m backing. Note: $123.2M the proprietary source company available license for to use it as you like The pure service model as well as the avaiable license (BSL) some parts https://mariadb. donation model did not work for them. com/kb/en/mca/