Developer Tools Startups

Qovery provides a Kubernetes platform that runs in customers' own cloud environments, allowing engineering teams to manage infrastructure through policy-based controls rather than manual administration. The platform enables both human engineers and AI agents to deploy applications with consistent RBAC, compliance, and audit capabilities.

4 investors

Quantstruct automates software documentation creation and maintenance by integrating with development tools, codebase events, and support channels to generate and update technical documentation. It serves software development teams and organizations that need to keep their documentation current across multiple tools and workflows.

4 investors

Qwilr provides proposal software that enables sales teams to create, send, and track branded interactive web-based proposals with built-in e-signature and payment capabilities. The platform integrates with CRMs like HubSpot and Salesforce to streamline the sales cycle by replacing multiple disconnected tools with a single proposal link.

4 investors

RackN is a technology company presenting its core values and workplace culture on this page. The page describes principles such as long-term systems thinking, ownership, and collaboration but does not detail the company's specific products or services.

4 investors

Radix is a Web3 and DeFi platform built around a purpose-built "Digital Asset Engine," offering the Scrypto asset-oriented programming language and Radix Engine for developers to build decentralized applications, plus the Radix Wallet with human-readable transactions and multi-factor account recovery for end users. It targets both DeFi developers and mainstream crypto users.

4 investors

Raiinmaker develops AI video models and datasets for creating customized AI systems. The company serves developers and organizations building AI applications.

4 investors

Rally is a user research CRM platform that enables teams to scale research operations, manage access control, and collaborate across departments while securing customer insights and data. It integrates with tools like Salesforce and Snowflake and caters to product managers, designers, marketers, and research operations professionals.

4 investors

Ramper offers a non-custodial crypto wallet that lets users onboard via email or single sign-on without downloads, browser extensions, or seed phrases. It uses an Embedded Multi-Party Computation (EMPC) key management architecture to support multichain onchain applications and developers building for mainstream users.

4 investors

Rancher is an open-source container management platform that provides enterprise-grade Kubernetes orchestration and management across data centers, clouds, and edge environments. It simplifies the deployment, management, and scaling of containerized applications for development teams and enterprises.

4 investors

RankScience was a company founded by Ryan, who served as its CEO; it operated in the search engine optimization (SEO) space. The available page is a personal bio rather than the company's own website, so details about its product are limited.

4 investors

Ravn is a defense technology company developing a lightweight heads-up display for soldiers that streams video feeds from gun-mounted cameras, drones, robots, and other external platforms, letting them see around corners while remaining behind cover.

4 investors

Reactiv is a Shopify-native platform that enables ecommerce brands to build mobile commerce applications with native integrations across marketing, merchandising, orders, loyalty, support, and data infrastructure. The platform connects seamlessly to existing Shopify stacks and third-party tools like Klaviyo, Loop, and Gorgias, allowing merchants to create personalized mobile shopping experiences with live streaming, recommendations, and customer support without custom middleware.

4 investors

Readyset is a database scaling platform that sits in front of existing MySQL and PostgreSQL databases to accelerate read performance with sub-millisecond latencies. The platform automatically keeps cached query results synchronized with database writes, enabling improved performance and reduced infrastructure costs without requiring application code changes.

4 investors

Realm (formerly tight.db) is a mobile database for app developers, offered as a replacement for SQLite and Core Data to reduce development time and code. It is a Y Combinator company based in San Francisco.

4 investors

Ara is an autonomous coding agent that monitors development work, plans subsequent steps, and executes coding tasks using its own resources and memory to assist software teams in collaborative development.

4 investors

Recce is a data quality and change management platform for data teams that provides visibility into data changes before merging pull requests, starting with dbt integration. It enables teams to review and validate data changes with confidence in AI-driven data systems.

4 investors

Recraft is an AI-powered image generation and editing tool designed for professional designers, illustrators, and marketers to create and iterate on original images, vector art, illustrations, icons, and 3D graphics. The platform emphasizes precise text rendering, consistent brand styling, and graphic design generation capabilities for creative professionals.

4 investors

Recurse ML is an AI-powered code review tool that analyzes a team's codebase to automatically identify bugs, detect breaking changes, and suggest fixes before code is merged. It targets software development teams looking to reduce code review time, and links suggested fixes to relevant library documentation.

4 investors

Redpine provides AI developers and autonomous agents with access to licensed, high-quality multimodal data sourced from non-public content owners, who are compensated for opt-in AI use. It operates as a data platform serving AI companies and data partners across Europe, the Americas, and Asia.

4 investors

Refine is an open-source web application framework that helps organizations build web applications faster with fewer resources. The company develops the open-core framework and related ecosystem products.

4 investors

Relari builds an AI development platform called Nuvi that enables developers to define intelligent agents in plain English without prompt engineering or visual programming. The platform creates testable, verifiable AI agents designed for production deployment.

4 investors

Replo is a no-code platform for building, testing, and launching high-converting landing pages and sales funnels for e-commerce and SaaS businesses. The platform uses AI to generate pages from ad creative or images and integrates with Shopify, ad networks, and other business tools to optimize conversions.

4 investors

Reprise provides a demo creation platform for enterprise presales, sales, and marketing teams to build product tours, sales demos, and interactive leave-behind materials within a single integrated system.

4 investors

Reprompt builds a digital replica of Earth using AI and location technology. The company serves customers seeking advanced geographic and spatial intelligence capabilities.

4 investors