Developer Tools Startups

Jitter is an AI-powered animation software that converts static designs into animated videos and assets. The platform serves creative teams and designers who need to produce on-brand animations at scale using natural language prompts, presets, and AI-powered variations.

4 investors

JITX builds software that automatically designs printed circuit boards, letting engineers specify boards using code. It serves hardware and electronics engineers in the circuit board design and automation space.

4 investors

Jozu provides security, governance, and orchestration solutions for the AI lifecycle, enabling enterprises to deploy and manage machine learning models securely and at scale. The platform helps teams move faster without compromising on security, compliance, or scalability through infrastructure that protects AI supply chains and runtime operations.

4 investors

Jscrambler provides client-side security software that monitors and controls third-party and AI-powered scripts running in the browser to prevent supply chain attacks, data leaks, and code tampering. It targets enterprises needing runtime protection and audit-ready compliance with standards such as PCI DSS v4, GDPR, CCPA, and the EU AI Act.

4 investors

Kestrel Labs develops software that translates building code into machine-executable logic and runs compliance checks directly within BIM models, integrated into tools like Autodesk Revit. The platform helps architects and design teams catch regulatory issues early in the design process rather than at plan check, powered by data from the International Code Council.

4 investors

Keygraph builds automated penetration testing for enterprise application security using AI, providing continuous vulnerability identification and exploit validation on every build.

4 investors

Kimono Labs provides a browser-based tool that turns websites into structured APIs without programming, letting users scrape and crawl web data. The product is offered as a bookmarklet or Chrome extension for developers and non-technical users.

4 investors

Knostic provides visibility and governance over AI tool adoption within organizations by detecting sanctioned and unsanctioned AI applications across logs, APIs, and integrations. The platform maps data exposure and compliance risks by team, enabling security teams to enforce policies while allowing employee AI experimentation.

4 investors

Kobiton provides a mobile test automation platform with a real-device cloud, device lab management, and AI-driven tools that generate Appium scripts from manual test sessions and run tests across physical Android and iOS devices. It serves enterprise QA and mobile development teams, offering cloud or on-prem deployment for continuous mobile testing.

4 investors

Kombo provides a unified API platform that integrates HRIS, ATS, LMS, and payroll systems, allowing B2B companies to offer hundreds of pre-built integrations to their customers without building custom connectors. The platform serves enterprise software companies in the future-of-work space with deep integrations, data synchronization, and compliance management.

4 investors

Kry10 develops the Kry10 Operating System (KOS), a secure operating system and management environment for internet-connected devices that need secure communications, controls, and flexible management. It targets device makers building connected hardware for real-world applications.

4 investors

Langbase is a serverless platform for building, deploying, and scaling AI agents without infrastructure management. It serves developers and teams at startups and enterprises who need to build production-grade AI products.

4 investors

Lantern provides infrastructure and tools on top of Postgres to help companies build reliable AI applications.

4 investors

LaunchNotes is a platform that connects product feedback, roadmap, and release communication so stakeholders know what is shipping and why it matters. It is used by product teams to communicate product releases to customers and internal go-to-market teams.

4 investors

LayerLens provides evaluation and benchmarking tools for AI models, offering verified performance data across public and private benchmarks. Its two products, Stratix and Stratix Premium, let users compare models, run evaluations on their own benchmarks and private models, and define custom scorers and LLM judges with auditable results.

4 investors

Leo AI is an engineering design co-pilot that uses a proprietary Large Mechanical Model to assist mechanical engineers in product design. The platform integrates into CAD editors and helps engineers draft designs, answer technical questions, find parts, and streamline the product development process.

4 investors

Lightdash is an open-source business intelligence tool that natively supports dbt metrics and analytics workflows. It provides dashboarding, analytics engineering capabilities, and AI-powered analysis features for data teams.

4 investors

Lightly provides tools for AI teams to manage and curate training data more efficiently. The company focuses on data-centric approaches to improve machine learning model quality.

4 investors

LightOn develops artificial intelligence software and platforms. The company went public on Euronext Growth Paris in November 2024.

4 investors

Lingo.dev provides translation APIs that teams configure with custom glossaries, brand guidelines, language preferences, and quality metrics, retaining context across requests to handle localization at scale for companies like Mistral and Solana.

4 investors

A tool that runs in the terminal and detects when interactive prompts stall execution in development workflows, providing visibility into file operations and enabling remote redirection without SSH access.

4 investors

Little Eye makes performance analysis software for Android developers and QA testers. The tool measures and profiles app behavior and produces performance reports; users connect a device and start profiling without configuration or writing code.

4 investors

Localize provides a translation management platform with AI-powered content management, automated delivery, and multilingual capabilities for application developers and business users. The platform helps companies manage translated content across their applications and websites.

4 investors

Locus provides payment infrastructure and financial access controls for autonomous AI agents, enabling them to purchase API services, compute resources, and tools within programmable spending rules. The platform offers pay-per-use access to 44+ API providers (AI models, data services, search engines) along with agent-native deployment and checkout capabilities, serving AI developers and teams building autonomous systems.

4 investors