City Data

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.

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

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

• Smart city platform
• Open data portal
• Municipal data analytics
• Urban IoT integration
• City management software

Headquarters

HQ city

Gdynia

HQ country

Poland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Operations, Infrastructure, Marketing or Sales

Revenue model

1. 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

Go-to-market motion2 records

Distribution channels3 records

Marketing channels7 records

Core 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

Named customers1 record

Segments1 record

Ideal customer profiles1 record

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

AI capability7 records

Feature6 records

Partnerships

Eleven partnerships are on record, tiered core, secondary and minor.

• Pomorski Park Naukowo-Technologiczny (PPNT) GdyniacoreStrategic or Co-development PartnerCity 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.coreOthersCity 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.
• SEZOcoreTechnology or IntegrationSEZO 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.
• WarescoreTechnology or IntegrationWares 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 / PicoSignsecondaryTechnology or IntegrationMpicoSys / 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.
• CKANcoreTechnology or IntegrationCKAN 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.
• PowerPrezentacjeminorGTM or Marketing PartnerPowerPrezentacje 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 CitiessecondaryStrategic or Co-development PartnerCity 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)secondaryStrategic or Co-development PartnerSINOTAIC 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 GdyniasecondaryStrategic or Co-development PartnerUrbanLab 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) GdyniasecondaryStrategic or Co-development PartnerCity 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

Broad 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

• YouTubeyoutube.com/@citydatapl
• Facebookfacebook.com/city-data-pl
• LinkedInlinkedin.com/company/city-data-pl

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about City Data