Developer Tools startup ecosystem
We track 171 organisations in this sector across 6+ countries.
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DEV.BG Annual Conference 2026
Bulgaria's largest developer community conference organized by DEV.BG, with 1,500+ developers attending talks on cloud-native, AI/ML engineering, frontend frameworks, and career growth. Sofia edition features 40+ speakers, a job fair, and workshops. Tickets from EUR 30.
DevConf.CZ 2026
Free, annual community conference organized by Red Hat Czech Republic, focusing on open source, Linux, cloud, and containerization. Attracts 1,800+ developers to Brno's Faculty of Information Technology. An essential event for open-source startups and developer hiring in the CEE region.
DevOpsCon
Organizer of DevOpsCon conferences focused on cloud-native engineering, container orchestration, CI/CD pipelines, and modern software delivery practices. Held regularly in Munich and Berlin, the event attracts thousands of platform engineers and architects seeking hands-on workshops and case studies on scaling DevOps culture.
DevOpsCon Munich 2026
Major software engineering conference on cloud architecture, CI/CD, Kubernetes, observability, platform engineering, and secure DevOps practices. Valuable for DevTools startups targeting technical buyers and for startup teams recruiting senior backend and cloud talent.
DevOpsDays Copenhagen 2026
Community-led DevOps and software operations conference in Copenhagen, attracting 300-400 practitioners for talks, workshops, and open-space discussions. Tickets cost about EUR 300-400. Covers CI/CD, observability, and platform engineering. Valuable for developer-tool startups seeking early adopters and community-driven product feedback in the Nordics.
Devoxx France 2026
Developer-first conference centered on software architecture, cloud systems, and modern engineering practices. Strong channel for DevTools and infrastructure startups building technical communities with senior engineers and CTOs.
Devoxx France 2027
Devoxx France's 15th edition is confirmed for 7-9 April 2027 at the Palais des Congres, Paris, with a countdown already live on the site. The developer-first conference covers software architecture, cloud systems, and modern engineering practices for senior engineers and CTOs.
DevSkiller
Technical skills assessment platform used by enterprise engineering teams to screen, interview, and upskill developers with real-world coding tasks. Pivoted in recent years toward developer skills management and internal capability mapping alongside hiring. Backed by Movens Capital.
Dominik Dorfmeister
Software engineer at Sentry and maintainer of TanStack Query, a widely used data-fetching and state-management library for the React and JavaScript ecosystem. He is an announced speaker at the 2026 ZurichJS Conf in Zurich.
Eiso Kant
Co-founder and CTO of Poolside, leading research on AI for code. He previously founded the code-analysis company source{d} before co-founding Poolside with Jason Warner.
ElevenLabs
ElevenLabs is a London-headquartered AI audio platform that has built one of the world's most advanced voice-synthesis stacks. Its products span text-to-speech in 70+ languages, instant and professional voice cloning, an automated dubbing studio across 90+ languages, real-time conversational voice agents, AI sound effects and an audio production suite; the ElevenReader app offers a large catalogue of licensed human-narrated audiobooks. Enterprise clients range from Deutsche Telekom and Revolut to the Ukrainian Government, and in 2026 ElevenLabs integrated its voice capabilities into IBM's watsonx Orchestrate. Founded in 2022 by Polish childhood friends Mati Staniszewski (CEO, ex-Palantir) and Piotr Dąbkowski (CTO, ex-Google), the company raised a $2M pre-seed from European funds Credo Ventures and Concept Ventures, then scaled rapidly: a $19M Series A (2023), $80M Series B at $1.1B (2024), $180M Series C at $3.3B (2025), and a $500M Series D at an $11B valuation led by Sequoia Capital (2026), with a later extension adding BlackRock, NVIDIA and others. With cumulative funding over $781M and ARR past $500M, ElevenLabs is among the fastest-growing AI companies in Europe.
EthCC 9 (Ethereum Community Conference) 2026
Europe's largest annual Ethereum conference, organized by the non-profit Ethereum France team and rotating between Paris and Brussels. The 9th edition draws 6,000+ developers, protocol researchers, DeFi founders, and L2 engineers for four days of deep-technical talks, core-dev working groups, and a packed satellite-event calendar of side meetups and hackathons. EthCC is the default summer checkpoint for the European crypto ecosystem — if you're building on Ethereum, this is where the conversations happen. Tickets EUR 600-1,500.
EthCC[10] (Ethereum Community Conference) 2027
EthCC, the largest and longest-running annual European Ethereum event, returns to the Palais des Festivals in Cannes for its 10th edition, 12-15 April 2027. Organised by Ethereum France, the four-day event covers topics from core protocol and Layer 2s to DeFi, applied cryptography and regulation. Past speakers have included Vitalik Buterin and Stani Kulechov.
EuroPython 2026
Europe's largest Python community conference, held in 2026 at the ICE Krakow Congress Centre in Krakow, Poland. Around 1,500 developers, data scientists and ML engineers gather for tutorials (Jul 13-14), three main conference days (Jul 15-17) and sprints (Jul 18-19). Content spans Python for AI/ML, web frameworks, data engineering and open source, with keynotes from Python creator Guido van Rossum and core developers.
Evervault
Developer-first encryption infrastructure that lets businesses collect, tokenize and orchestrate sensitive payment and card data without handling it in plaintext, cutting PCI DSS compliance cost and time. Founded in Dublin, 2019.
Fifth Quarter Ventures
Fifth Quarter Ventures is an early-stage VC fund founded in 2023 and based in Novi Sad, investing in startups across the Western Balkans and Adriatic region. The fund is led by General Partners Tihomir Bajić and Pedja Predin, both experienced operators who aim to be the first significant institutional investor in portfolio companies, taking board seats. Investment focus spans AI, developer tools, open-source software, Industry 5.0, and crypto/Web3. The fund received co-financing through Serbia's state Innovation Fund Serbia Ventures program and manages a portfolio of 12 companies.
Filestage
Online proofing and approval software founded in Stuttgart in 2014, centralizing review, feedback and sign-off of creative assets like videos, PDFs and designs.
Fimple
Cloud-native, API-first core banking platform offering Financial Functions as a Service, with composable lending, deposits, payments and treasury modules for banks and financial institutions.
Framer
Framer is a Dutch no-code platform for designing, building, and publishing professional websites, used widely by designers and teams. Founded in Amsterdam by Koen Bok and Jorn van Dijk, who had previously sold their design studio Sofa to Facebook in 2011, Framer originally launched as an interactive design and prototyping tool before pivoting to full website creation. The product now spans design, CMS, SEO, hosting, and enterprise features. In August 2025, Framer raised a $100 million round at a $2 billion valuation, led by Meritech and Atomico.
Frontline Ventures
Frontline Ventures is a Dublin- and London-based venture firm founded in 2012 by Shay Garvey, Will Prendergast and William McQuillan, focused exclusively on B2B software companies building across the Atlantic. It runs two complementary funds: Frontline Seed backs European pre-seed and seed founders with €0.5–2M cheques from a ~$100M fund, while Frontline Growth co-invests $1–5M in US B2B companies preparing to expand into Europe. Together the funds represent over $500M raised across vintages since 2012, backed by the European Investment Fund, the Ireland Strategic Investment Fund and AIB. The firm's transatlantic thesis is its edge, with offices in Dublin, London, New York and Palo Alto helping European founders time and execute US go-to-market and US companies enter Europe. Frontline's record spans 130+ companies and several landmark exits, including Navan (Nasdaq IPO, 2025), Brightflag (acquired by Wolters Kluwer for €425M, 2025), Workvivo (Zoom, 2023) and Pointy (Google, 2020); Intercom, an early Irish investment, grew to unicorn status. Sector focus spans enterprise AI, developer tools, fintech, legal tech, HR tech and compliance.
