Top 100 OPEN API Developers in Europe
The Best of December 2025
Jump to Most Reviewed Companies
List of the Best Europe OPEN API Development Companies
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61Undisclosed2 - 9 employeesTârgu Mureș, RomaniaSC LERATECH INNOVATION SRL, a branding agency, was launched in 2022. Based in Târgu Mureș, Romania, the team specializes in Branding and UX/UI Design.Read More
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62$1,000+10 - 49 employeesKraków, PolandEura7 Software House is a custom software development firm. Launched in 1999, the team specializes in Custom Software Development and UX/UI Design.Read More
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TescoIndustries
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63$5,000+10 - 49 employeesManchester, EnglandPeachr is a Manchester, England-based website development company. The team provides Web Development and Mobile App Development.Read More
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One Emergency Dentist GymNation SquatWolf Night and Day Emergency DentistIndustries
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64$25,000+50 - 249 employeesBergen, NorwayMaksimer is an e-commerce development firm in Bergen, Norway. They offer E-Commerce Development and Web Development and were launched in 2009.Read More
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65$5,000+2 - 9 employeesVicenza, ItalyMostrum Srl is a custom software development company established in 2023. Their services include Custom Software Development and Web Development.Read More
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66$1,000+2 - 9 employeesMarseille, FranceWebsite development firm XELERO is located in Tunis, Tunisia and Marseille, France. Founded in 2020, the team offers Web Development and Mobile App Development.Read More
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67$250,000+10 - 49 employeesWembley, EnglandFounded in 2012, Aliza Solutions LTD is a custom software development firm. The team focuses on Custom Software Development and API Development.Read More
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68$10,000+50 - 249 employeesStafford, EnglandE-commerce development firm Kanuka Digital was founded in 1995. The firm provides E-Commerce Development and Web Design.Read More
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69$25,000+10 - 49 employeesZagreb, Croatia3mi Lab is a custom software development firm. They offer Custom Software Development and Web Development and were launched in 2018. The company is in Zagreb, Croatia.Read More
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NEOGOV INA d.d. Infosit d.o.o.Industries
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70$5,000+10 - 49 employeesKoszalin, PolandI4B is a small API Development company established in 2011. Their team offers API Development and Enterprise App Modernization.Read More
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71$5,000+2 - 9 employeesKraków, PolandEPR is a Generative AI company. The firm is located in Kraków, Poland. Their services include Generative AI and Web Development.Read More
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72$10,000+10 - 49 employeesBucurești, RomaniaIT staff augmentation company Webventure Development is located in București, Romania. Their services include IT staff augmentation and Custom Software Development.Read More
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Pro TVIndustries
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73$100,000+50 - 249 employeesRichmond upon Thames, EnglandEstafet is a midsize custom software development firm. Launched in 2002, the team provides Custom Software Development and Artificial Intelligence.Read More
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74$5,000+2 - 9 employeesDublin 2, IrelandLocated in Dublin 2, Ireland, Stantons Dev House is a Product Design company. The team specializes in Product Design and Web Development.Read More
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75$5,000+10 - 49 employeesRīga, LatviaApp development firm Codify Group is headquartered in Rīga, Latvia and Rīga, Latvia. Their services include Mobile App Development and Custom Software Development.Read More
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76$1,000+2 - 9 employeesÚstí nad Labem-město, Czech RepublicOctopod Systems is a custom software development firm. They were established in 2024 and provide Custom Software Development and Web Development.Read More
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77$5,000+50 - 249 employeesCaniçal, PortugalMalogica Software, a midsize custom software development company, is headquartered in Caniçal, Portugal. The team focuses on Custom Software Development and E-Commerce Development.Read More
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78Undisclosed2 - 9 employeesBudapest, HungaryLocated in Naperville, Illinois and Budapest, Hungary, Hawkdive Media is a small API Development company. Their services include API Development and Web Development.Read More
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79$5,000+2 - 9 employeesLondon, EnglandLaunched in 2023, Algorise LTD is an IT strategy consulting company. The firm offers IT strategy consulting and Custom Software Development.Read More
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80$10,000+10 - 49 employeesSwords, IrelandCozmotec, a small website development firm, is based in Swords, Ireland. Their services include Web Development and Mobile App Development.Read More
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81$10,000+2 - 9 employeesPlymouth, EnglandDisruption Works is a Generative AI company. Located in Plymouth, England, the company was established in 2017. Their services include Generative AI and API Development.Read More
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Atlanta Insurance GroupIndustries
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82$5,000+2 - 9 employeesBudapest, HungaryPetakSys is a custom software development firm. Based in Budapest, Hungary, the agency specializes in Custom Software Development and IT strategy consulting.Read More
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83$1,000+2 - 9 employeesSan Severino Marche, ItalyBLT Informatica is an ERP consulting and SI company located in San Severino Marche, Italy. The team specializes in ERP consulting and SI and Web Development.Read More
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84$25,000+10 - 49 employeesBitola, North MacedoniaX3M Labs is a software development firm. They are headquartered in Bitola, North Macedonia and Skopje, North Macedonia and have small team. They offer Custom Software Development and Web Development.Read More
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85$10,000+2 - 9 employeesLondon, EnglandAntler Digital, a web development firm, is headquartered in London, England and Dubai, United Arab Emirates. They provide Web Development and API Development and were launched in 2017.Read More
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86$5,000+2 - 9 employeesVevey, SwitzerlandFusengine, a website development firm, was founded in 2013. The small team offers Web Development and Mobile App Development.Read More
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87$25,000+10 - 49 employeesDaxweiler, GermanySoftware development company Thiele & Klose GmbH specializes in Custom Software Development and Web Development. They are headquartered in Daxweiler, Germany and Mainz, Germany.Read More
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88$5,000+10 - 49 employeesMadrid, SpainMindful payments is a custom software development company. Located in Madrid, Spain, the company was established in 2019. Their team offers Custom Software Development and Mobile App Development.Read More
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89Undisclosed2 - 9 employeesAlmabrá, SpainSoftme is a social media marketing company founded in 2010. The company focuses on Social Media Marketing and Custom Software Development, and is small.Read More
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90Undisclosed2 - 9 employeesŁaziska Górne, PolandEasyAutomate is an IT strategy consulting company. Based in Łaziska Górne, Poland and Łódź, Poland, the team focuses on IT strategy consulting and CRM consulting and SI.Read More
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Check out an OPEN API Company in Europe with the most new reviews in the past 12 months.
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