City Data
City Data, operated by Data Responder Sp. z o.o., provides CKAN-based open data platforms and IoT-integrated smart city solutions for municipal governments in Poland, with its primary deployment serving the City of Gdynia since 2017.
- Company typePrivate
- Founded2018
- HeadquartersGdynia, Poland
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
What City Data does
City Data, operated by Data Responder Sp. z o.o., is a Polish open data platform provider founded in 2018 and headquartered in Gdynia, within the Pomeranian Science and Technology Park (PPNT). The company builds, deploys, and maintains CKAN-based open data portals for municipal governments, with its flagship implementation serving the City of Gdynia since 2017. The platform aggregates urban data from forms, databases, sensors, and external systems; processes it through formulas and algorithms; and publishes it as structured open datasets via a public API and citizen-facing portal (otwartedane.gdynia.pl). Integrated modules include district data visualization, Grafana and Kibana dashboards, LoRaWAN IoT sensor connectivity (via partner SEZO), ePaper passenger information displays (via MpicoSys/PicoSign), and energy/climate monitoring for educational institutions (via partner Wares).
The platform integrates third-party municipal data feeds including TRISTAR traffic management, MEVO bike-sharing, GTFS transit data, and air quality sensors, and publishes datasets to national (dane.gov.pl) and European (data.europa.eu) open data portals. An ecosystem of independent developer applications — including Moveit (AI-based transit delay prediction) and Where To Park (AI-based parking availability) — has been built on the open API. City Data's business model is sales-led and subscription-based, offering bespoke, tailored open data platform implementations to municipal offices on annual contracts. The company currently employs 7 people and has no disclosed external funding or additional enterprise customers beyond Gdynia.
City Data pursues a thought-leadership go-to-market strategy, publishing educational content on its blog, participating in smart city conferences (BeSecure 2025, HUMAN SMART CITIES, Forum Danych Miejskich), and engaging through the EDIH Smart Secure Cities consortium and IoT Innovation Showroom at PPNT. Partnerships span technology integrators (CKAN, SEZO, Wares, MpicoSys/PicoSign), innovation clusters (SINOTAIC, UrbanLab, LIS Gdynia), and one GTM/marketing partner (PowerPrezentacje). The company has not pursued acquisitions, external funding rounds, or geographic expansion outside Poland.
City Data firmographics
Firmographics- Name
- City Data
- Legal name
- Data Responder Sp. z o.o.
- Website
- https://citydata.pl
- Company type
- Private
- Founded year
- 2018
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- City Data, operated by Data Responder Sp. z o.o., provides CKAN-based open data platforms and IoT-integrated smart city solutions for municipal governments in Poland, with its primary deployment serving the City of Gdynia since 2017.
- Ownership category
- akta.pro rank
City Data industry classification
Industry- Product category
- Municipal Open Data Platform
- NAICS
- Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (518)
- SIC
- Services-Computer Processing & Data Preparation (7374), Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Data Sharing, Data Exchange & Data Marketplace Platforms (HDAEABAH)
- akta.pro secondary industries
- Data Lake Platforms (HDAEABAC), Data Governance Platforms (Policies, Stewardship, Workflows) (HDAEADAB)
Keywords
Where City Data is headquartered
LocationHeadquarters
- HQ city
- Gdynia
- HQ country
- Poland
- HQ region
- Europe
Offices1 record
Markets served
City Data business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Operations, Infrastructure, Marketing or Sales
Revenue model
- Municipal Open Data Platform Licensing and Implementation: City Data provides tailored, thought-through solutions for city management. The company prepares bespoke offerings for municipal offices (Urzędy Miejskie), likely involving platform implementation, customization, and ongoing support. The primary documented implementation is for the City of Gdynia.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | Bespoke municipal solution |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels7 records
City Data product offering
Product offeringCore offering
City Data operates a CKAN-based open data platform that collects, processes, analyzes, and visualizes urban data from forms, databases, IoT sensors, and external systems for municipal governments. The platform exposes structured datasets via an open API and dedicated public data portal, enabling cities to publish and share open urban data with citizens, researchers, and developers. Solutions are tailored for individual city offices (Urzędy Miejskie), with the primary deployment serving the City of Gdynia through otwartedane.gdynia.pl.
Product overview
City Data provides a unified intelligent city management platform built on CKAN for effective data-driven urban governance. The platform encompasses data collection from forms, databases, sensors, and other systems; data processing with algorithms; and visualization/presentation of city data. The core product is the CKAN-based Open Data Portal (otwartedane.gdynia.pl) which serves as the central hub for publishing and accessing structured city datasets. Key integrated modules include district data visualization with heatmaps and trend analysis, energy/climate monitoring solutions, and IoT integration via LoRaWAN networks. The platform integrates multiple data sources including TRISTAR traffic API, MEVO bike sharing API, GTFS transit data, air quality sensors, and traffic cameras. The ecosystem extends through specialized applications like Tristar Eye for traffic information, Where To Park for AI-powered parking detection, and Moveit for AI-based transport delay prediction, complemented by visualization tools including Grafana and Kibana dashboards. Solutions are offered as a unified platform with specialized modules rather than standalone products, with a focus on Smart City initiatives for Polish municipalities, particularly Gdynia.
Differentiator
Problem solved
Functional benefit
Quantifiable outcome
- The Gdynia open data portal contains the largest database of information among Polish municipal portals, operating for over four years.
- +1 more outcomes
Companies that use City Data
Customer profileNamed customers1 record
Segments1 record
Ideal customer profiles1 record
City Data technology and API
TechnologyAPI detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration4 records
AI capability7 records
Feature6 records
City Data partnerships and signals
Strategic signalPartnerships
Eleven partnerships are on record, tiered core, secondary and minor.
- Pomorski Park Naukowo-Technologiczny (PPNT) GdyniacoreCity Data is implemented in partnership with Pomorski Park Naukowo-Technologiczny (PPNT) in Gdynia. The platform is described as a 'smart city development platform' realized in partnership with PPNT. PPNT serves as the physical and institutional home for City Data's innovation activities, hosting events, workshops, and the IoT Innovation Showroom.
- Data Responder Sp. z o.o.coreCity Data is operated by Data Responder Sp. z o.o., a Polish technology company. The copyright notice reads '2018 - 2025 © Data Responder Sp. z o.o. | All rights reserved.' Data Responder is the legal entity behind the City Data platform.
- SEZOcoreSEZO is City Data's partner for LoRaWAN network infrastructure. SEZO launched a citywide LoRaWAN network in Gdynia, which is a key step toward integrating IoT solutions. City Data integrates with this network for low-power, long-range sensor data collection.
- WarescoreWares partnered with City Data to develop the 'Strażnicy Energii i Klimatu' (Energy and Climate Guardians) solution, a telematic system ensuring efficient flow of real-time data for the city's utility-saving competition in educational institutions. City Data provides the data platform layer.
- MpicoSys / PicoSignsecondaryMpicoSys / PicoSign partnered with City Data to develop a prototype application displaying city data on energy-efficient, readable ePaper displays. PicoSign also developed the EPIS (E-paper Passenger Information System) pilot, one of the first such information boards in Poland.
- CKANcoreCKAN is the open-source data management platform that powers City Data's open data portal. CKAN provides the core infrastructure for cataloging open urban data sets with a built-in database and API. The platform's open API is based on CKAN standards.
- PowerPrezentacjeminorPowerPrezentacje is listed as a partner on the City Data website. The nature of the partnership appears to be related to marketing or presentation services.
- European Digital Innovation Hub (EDIH) Smart Secure CitiessecondaryCity Data participated in the inauguration of the European Digital Innovation Hub (EDIH) Smart Secure Cities at PPNT. EDIH Smart Secure Cities is one of only two unique consortia specializing in Smart City in Europe, and the only such group in Poland. The initiative aims to build effective relationships between SMEs and public institutions to create innovative digital solutions.
- Polish Internet of Things and Artificial Intelligence Cluster (SINOTAIC)secondarySINOTAIC collaborated with City Data on the IoT Innovation Showroom at PPNT, which operates as a Living Lab serving educational purposes to increase awareness of IoT and related topics including AI and Cybersecurity.
- UrbanLab GdyniasecondaryUrbanLab in Gdynia is a thematic team and venue where City Data participates in open data discussions and events. City Data contributes educational content and presentations at UrbanLab sessions on topics such as what open data is, where to find it, and how to use it.
- Laboratorium Innowacji Społecznych (LIS) GdyniasecondaryCity Data produced video materials on open data topics for the Gdynia Social Innovation Lab (LIS). The materials were divided into eight ten-minute episodes covering Introduction, Regulations, Formats, Recommendations, Portal, Publishing, API, and Applications.
Scale indicators2 records
Recent moves6 records
Expansion highlights5 records
City Data competitors and assessment
Company assessmentBroad incumbents
- Socrata (Tyler Technologies): Socrata, now part of Tyler Technologies, is a long-established open data and performance management platform for US state and local governments. It is a broad incumbent in the government open data category, with a much larger customer base and productized offering that competes head-on with City Data for municipal open data mandates.
- Esri ArcGIS Hub: Esri's ArcGIS Hub is an open data and community engagement platform integrated with the dominant GIS software suite. It is a broad incumbent competing for municipal open data and spatial data management budgets, with stronger GIS capabilities but heavier implementation footprint than City Data's CKAN-based stack.
Emerging players
- CARTO: CARTO is a location intelligence and spatial analytics platform that serves urban planning, smart city, and municipal use cases. It overlaps with City Data on geospatial urban data management and visualization, particularly for cities building IoT- and location-driven dashboards.
- Decidim: Decidim is a participatory democracy and open government platform used by many European municipalities. While focused more on civic participation than open data infrastructure, it overlaps with City Data in the broader smart city / open government ecosystem and could be a complement or adjacent competitor depending on city procurement scope.
- Dateno: Dateno is an open data catalog platform designed for governments and public sector organizations, offering data publishing, API access, and visualization. It competes in the same municipal and government open data category as City Data, with a more productized SaaS approach.
- Geoportal Solutions / GeoNode: GeoNode is an open-source geospatial content management system used by governments and municipalities for spatial data infrastructure. It overlaps with City Data on the data cataloging and sharing dimension, particularly for cities where geospatial data is the primary open data asset.
Direct peers
- OpenDataSoft: OpenDataSoft provides a turnkey open data portal platform for cities and governments, enabling data publishing, cataloging, and API access. It is a direct competitor to City Data's CKAN-based municipal portal, targeting the same municipal open data compliance use case with a more productized SaaS offering.
- CKAN Association: CKAN is the open-source data management system that powers City Data's portal. While not a commercial competitor in the same sense, the CKAN Association and its global community of integrators represent both the foundation and the potential competitive threat, since any municipality could deploy CKAN directly without City Data's services.
- Junar: Junar is an open data platform specifically designed for government and municipal use, offering data publishing, visualization, and API capabilities. It targets the same municipal open data market as City Data, particularly in Latin America and Europe.
Others
- Smarticipate / Citymart: Citymart and similar civic procurement platforms help cities source smart city solutions from vendors. While not a direct technical competitor, Citymart operates adjacent to City Data in the municipal smart city vendor ecosystem and could channel demand toward or away from niche players like City Data.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
City Data social profiles
Digital presenceCity Data financial estimates
Financial estimateRevenue estimate
Valuation estimate
City Data leadership team
Management profileNumber of profiles
City Data funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
City Data M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about City Data
What does City Data do?
City Data operates a CKAN-based open data platform that collects, processes, analyzes, and visualizes urban data from forms, databases, IoT sensors, and external systems for municipal governments. The platform exposes structured datasets via an open API and dedicated public data portal, enabling cities to publish and share open urban data with citizens, researchers, and developers. Solutions are tailored for individual city offices (Urzędy Miejskie), with the primary deployment serving the City of Gdynia through otwartedane.gdynia.pl.
Is City Data a public or private company?
City Data is a private company. It is classified as unknown and is currently operating.
When was City Data founded?
City Data was founded in 2018. It employs 1 to 10 people.
Where is City Data based?
City Data is headquartered in Gdynia, Poland, in the Europe region.
How does City Data make money?
One revenue line is on record: municipal Open Data Platform Licensing and Implementation.
Who are City Data's main competitors?
Broad incumbents on record are Socrata (Tyler Technologies) and Esri ArcGIS Hub. Emerging players are CARTO, Decidim, Dateno and Geoportal Solutions / GeoNode. Direct peers are OpenDataSoft, CKAN Association and Junar. Smarticipate / Citymart is listed as an others.
Does City Data have an API?
Yes. City Data operates a CKAN-based open data portal with a built-in API for accessing and managing structured city data. The platform enables data collection from forms, databases, sensors, and other systems; structured data sharing for different user groups; processing with formulas and algorithms; and data visualization. The CKAN API is publicly available at ckan.citydata.pl. Additionally, the platform integrates with TRISTAR API for traffic management data (road segments, traffic intensities, cameras), MEVO metropolitan bike system API, and supports GTFS transit data format. Developer documentation is at ckan.citydata.pl.
What industry is City Data in?
City Data's product category is Municipal Open Data Platform. Its primary akta.pro industry code is HDAEABAH, Data Sharing, Data Exchange & Data Marketplace Platforms, with a secondary code of HDAEABAC, Data Lake Platforms. Its NAICS code is 518 and its SIC code is 7374.