Developer Tools Startups

ShortLoop is a business development center platform that automates and manages customer outreach and appointment scheduling for automotive dealerships. The product helps dealership operators improve operational efficiency and control across multiple locations.

1 investor

Shotstack provides a browser-based video editing platform designed for automated, template-based bulk video creation. The platform enables businesses and developers to generate thousands of video variations from a single template by using merge fields for dynamic content replacement, without requiring coding or traditional video editing software expertise.

1 investor

ShouldBee is a hosted (ASP) automated testing service for web services and web applications, letting QA engineers and testing teams write test scripts in simple Japanese without building a test environment or learning complex scripting. It targets development companies and quality assurance departments in Japan and does not access the customer's source code.

1 investor

Showwcase is a professional network for developers that enables them to showcase their skills, connect with a global tech community, and access job opportunities. The platform serves both individual developers and companies seeking to recruit technical talent, with a focus on connecting pre-vetted developers with employment opportunities.

1 investor

Shyft provides low-latency Solana blockchain infrastructure, including RPC nodes and real-time transaction streaming via gRPC and its RabbitStream service that detects unconfirmed transactions from Solana shreds. It targets blockchain developers building on Solana, offering multi-region failover nodes across the US, Europe, and Asia.

1 investor

SID trains agentic search models that improve search accuracy and performance on complex search tasks by providing better contextual understanding. The company develops AI models designed to connect intelligence to the world through advanced search capabilities.

1 investor

Sidecar provides AI agents that help data teams automate routine work and focus on high-impact decisions. It serves data teams by automating defensive tasks while freeing them to drive business value.

1 investor

Sigma provides automation software for IT teams to orchestrate patching, remediation, and operational workflows across hybrid infrastructure without requiring scripts or DevOps expertise. The platform is designed for enterprise IT environments where uptime, auditability, and controlled change are critical requirements.

1 investor

Signadot provides a Kubernetes-native developer platform that simplifies the development of cloud-native applications by enabling faster feedback loops and collaborative testing at scale. The platform targets development teams building complex microservices-based software.

1 investor

CloudControl is a device management and monitoring platform that provides centralized control over 50+ digital signage hardware platforms through a unified dashboard. It serves businesses operating networks of display screens, offering real-time monitoring, remote configuration, automation, and proof-of-play capabilities.

1 investor

Silktide develops website testing and monitoring software that analyzes quality, accessibility, performance, and marketing metrics. The platform serves web agencies and enterprises seeking to audit and improve their websites across multiple technical and user experience dimensions.

1 investor

SiLogy provides Viv, an AI verification engineer that autonomously debugs failing tests for chip developers by analyzing code, log files, and waveforms. The platform operates fully on-premise with optional bring-your-own-key LLM access, serving semiconductor design and verification teams.

1 investor

Simantic develops hardware simulation software that enables engineers and AI systems to test and debug embedded firmware without physical hardware constraints.

1 investor

SimicX operates an agentic research infrastructure platform that ingests global financial research, extracts tradeable hypotheses, and delivers audit-ready alpha candidates to hedge funds and asset managers. The platform autonomously identifies, validates, and backtests quantitative trading strategies across equities, FX, crypto, commodities, and macro markets.

1 investor

Simless develops a connectivity platform that lets devices select and switch between cellular networks without swapping physical SIM cards. Its customers include mobile operators, device manufacturers, and end subscribers seeking more flexible network access.

1 investor

Simli creates AI-powered facial avatars that can be customized to resemble users' faces, enabling personalized digital representations. The platform serves creators and businesses looking to generate realistic video content with custom avatars.

1 investor

Simperium provides a data layer platform for developers to synchronize data across multiple devices, applications, and users. The product addresses distributed data challenges for app and service builders.

1 investor

GitBook provides a documentation platform that syncs with code repositories and lets teams branch, review, and merge docs like pull requests, while automatically detecting content that no longer matches the product and flagging it for review. It also offers an AI Assistant so users and agents can query docs directly, with enterprise features like access control and SOC 2, ISO 27001, and GDPR compliance.

1 investor

Simplismart provides a machine learning inference platform for deploying and auto-scaling AI models, supporting LLMs, vision-language, diffusion, and speech models from a library of 150+ open-source models or custom weights. It offers deployment across public clouds, private VPCs, or on-premise setups with custom CUDA runtime optimization, rapid auto-scaling, and enterprise-grade uptime and security.

1 investor

Simulithic runs AI agent simulations that model real user cohorts—built from a product's last 90 days of session data—to predict how experiments and product variants will perform before shipping to real users. It integrates with session tools like Clarity and PostHog and returns predicted metrics such as lift, confidence intervals, churn, and activation for product and growth teams.

1 investor

Sindarin provides a platform and API for building voice AI interfaces, letting developers configure conversational "Personas" via a web platform or in code. The product focuses on low-latency, natural conversational voice models for real-time speech interactions.

1 investor

Sistema THEAD is a non-profit educational cooperative based in Barcelona that develops inclusive digital learning solutions and trains teachers to ensure equitable access to technology and STEM education. The organization focuses on reducing the digital divide for vulnerable student populations through accessible educational tools and sustainable development integration.

1 investor

Sitech is a software development company that provides digital product discovery, design, and development services, along with custom software solutions, for enterprises worldwide. It offers multi-platform product delivery through engagement models ranging from full-scale development to team augmentation.

1 investor

SiteManager is a browser-based website builder and content management platform that uses AI to assist with content creation and marketing tasks. It enables users to design and launch websites without coding, supporting features like multilingual content, dynamic content management, membership systems, forms, and external content integration.

1 investor