Developer Tools Startups

Appfarm provides a visual development platform that combines AI and no-code/low-code tooling to help enterprises build and manage production-ready business applications. The company is based in Norway and serves customers across Europe.

2 investors

AppGyver is a no-code platform for building web and mobile applications with visual development tools and cloud backend functions. It serves businesses and development teams seeking to create applications without writing code.

2 investors

AppMap is a developer tool that instruments applications to capture real-time code execution, data flow, and behavior for runtime-aware code review and debugging. It helps development teams identify bugs, security issues, performance bottlenecks, and test gaps early in the development process.

2 investors

AppSheet is a no-code application development platform that enables users to build apps and automated workflows without coding, using AI-powered tools and integrations with Google Workspace and third-party services. The platform serves businesses across project management, operations, field work, human resources, sales, and marketing use cases.

2 investors

Appsmith provides an open-source platform that enables developers to build internal applications like admin panels and dashboards more efficiently. It serves engineers and enterprises looking to reduce repetitive development work.

2 investors

Appstack provides mobile attribution and signal engineering for app marketers running paid user acquisition campaigns. The platform measures ad performance, enriches event data, personalizes user onboarding based on ad source, and enables revenue-share deep linking for creator partnerships.

2 investors

Apptimize provided a mobile A/B testing and feature-flag platform that let product teams experiment, roll out features, and optimize app experiences across mobile, web, and OTT. Acquired by Airship in 2019.

2 investors

AppZero provides application migration technology and services for moving and modernizing legacy applications, including migrations to the cloud and across operating systems. It serves enterprise IT teams undertaking legacy modernization projects.

2 investors

APRO is a blockchain oracle that aggregates price data from institutional-grade providers and exchanges (using TVWAP) and delivers it to on-chain applications across ecosystems such as RWA, AI, prediction markets, and DeFi. It offers developer tools and node-based data feeds aimed at both startups and enterprises.

2 investors

Aptible provides cloud infrastructure and compliance management platform for developers in regulated industries including healthcare, financial services, and life sciences. The platform abstracts away complexity around HIPAA, HITRUST, SOC 2, and GDPR compliance so engineering teams can focus on building applications.

2 investors

Aranya designs, deploys, and operates production AI infrastructure using clusterdOS, a self-healing distributed operating system that extends Kubernetes across the full stack to simplify infrastructure management for AI workloads.

2 investors

Archbee is a documentation and knowledge portal platform that enables teams to create, organize, and share technical documentation with customers and internal users. It provides API documentation, in-app guides, FAQs, and knowledge bases with features like AI-powered search, SEO optimization, and integration capabilities.

2 investors

Archblock describes itself as a company working to open access to financial opportunities and global trade. The page provides only mission and culture statements, with no concrete detail on its products or services.

2 investors

Archipelo provides a system of record that captures execution events across the software development lifecycle, linking every action to the human developer, AI copilot, or autonomous agent responsible. Its platform establishes execution provenance to support security scanning, attribution, governance, and audit for engineering and security teams.

2 investors

Archipelo builds a system of record for software production, capturing execution attribution — who or what (human developers, AI copilots, or agents) made each change and on what authority — to support security and governance. It serves software teams needing to verify, govern, and audit how their software is produced.

2 investors

Architect provides live migration and hibernation technology for stateful Kubernetes pods running on spot instances, enabling cost reduction of up to 90% compared to on-demand pricing without dropping connections or losing data. The platform targets cloud infrastructure teams running Kubernetes on AWS EKS and similar environments.

2 investors

Arcjet provides inline security controls for AI workflows and agents, enforcing action-boundary protections such as blocking unauthorized tool calls, preventing data exfiltration, and capping token usage. It targets developers building AI-powered applications, offering prompt injection detection, data loss prevention, and agent tool scoping enforced in real time.

2 investors

Ardent provides instant, production-grade database clones that load in seconds and scale efficiently, enabling AI agents and developers to test database code and solve data problems without risk to production. The platform is designed for data teams running AI workloads at scale.

2 investors

Arengu provides a platform for building signup flows with minimal engineering effort, targeting companies that lack dedicated teams to optimize user registration experiences and typically achieve conversion rate improvements in the 20-30% range.

2 investors

Argmax provides an SDK that lets developers deploy AI models on-device and offline, including a Kotlin-first Android SDK built on Google LiteRT for real-time speech recognition. Its tools support customizable, private inference for use cases such as medical conversation transcription.

2 investors

Argus Labs builds infrastructure for open, interoperable massively multiplayer online games using distributed systems and protocol engineering. The company aims to enable game worlds to operate on shared protocols rather than proprietary, siloed systems.

2 investors

Arnica provides an application security platform that governs AI-generated code by injecting security policies into AI coding assistants like Copilot, Cursor, and Claude Code, and scans every code push with AI SAST, SCA, IaC, and secrets detection. It targets AppSec and development teams, mapping risks to the right code owners and delivering fixes within developer-native workflows such as Slack, Microsoft Teams, and Jira.

2 investors

Arvo AI builds Aurora, an open-source (Apache 2.0) AI agentic tool for incident management and root cause analysis aimed at Site Reliability Engineers. It uses LangGraph-orchestrated LLM agents to autonomously investigate cloud incidents across AWS, Azure, GCP, OVH, Scaleway, and Kubernetes, integrating with monitoring and collaboration tools like PagerDuty, Datadog, and Slack.

2 investors

Asserts provides monitoring and observability software for distributed cloud applications, enabling engineering teams to define runtime assertions and manage monitoring as code rather than through disjointed dashboards and alerts.

2 investors