Developer Tools Startups

Polars is a DataFrame library for processing data at any scale, from local development to production workloads handling terabytes. It provides a unified API and high-performance query engine trusted by organizations worldwide for data pipelines.

2 investors

Poly is an AI-powered file browser that uses deep content understanding to enable users to search, summarize, generate, and collaborate on files across multiple formats. The platform indexes file content down to granular levels like pages, paragraphs, and pixels, supporting semantic search by image, concept, color, and other attributes.

2 investors

POMA AI develops PrimeCut, a document ingestion and RAG chunking technology that preserves structural relationships in documents including text, tables, and scanned PDFs. The system is designed for technical documents like research papers, financial filings, and engineering specifications where context and hierarchy matter for retrieval accuracy.

2 investors

CircleCI provides a CI/CD platform that automatically tests, validates, builds, and deploys software across many languages, frameworks, and target environments, including AI and LLM applications. It serves development and DevOps teams with agent-powered pipelines and tooling for continuous integration and delivery.

2 investors

The site promotes JetX, an online casino game that blends slot-machine and arcade mechanics where players guide a spacecraft through obstacles to collect coins, power-ups and multipliers. It is a gambling/gaming content page covering gameplay, bonuses, strategies and a mobile version aimed at online casino players.

2 investors

PoplarML provides tooling to deploy machine learning models to GPU infrastructure and expose them as scalable API endpoints with minimal configuration.

2 investors

Portal is a blockchain infrastructure company that provides secure services to accelerate blockchain economy operations.

2 investors

A personal projects page listing small software tools built by an individual developer, including a CLI session manager, a macOS vlogging app, an activity tracker, and encrypted cloud storage.

2 investors

Portkey provides an AI gateway and LLMOps platform that gives AI teams unified access to 1,600+ language models, along with observability, governance, prompt management, and security guardrails. The platform serves development and enterprise teams building production-grade generative AI applications.

2 investors

Posit (formerly RStudio) develops open-source and commercial software for data science, scientific research, and technical communication, including the RStudio and Positron IDEs, Quarto, Shiny, the tidyverse, and AI/LLM tooling that support R, Python, and SQL. It serves data scientists, researchers, and enterprise teams, and operates as a Delaware Public Benefit Corporation and Certified B Corporation.

2 investors

Potpie provides AI agents that map an organization's codebase into a knowledge graph to automate software development tasks such as debugging, testing, implementation planning, and pull request generation. It targets large enterprise engineering teams, including Fortune 500 and regulated industries, with self-hosting, on-prem deployment, and customizable code-aware agents.

2 investors

Povio is a software engineering and product design agency that builds digital products for founders and companies, handling development, design, project management, and quality assurance. It primarily serves startups, including many Y Combinator founders, as well as larger enterprises.

2 investors

Pragma is a fully on-chain oracle on Starknet that provides off-chain price data to DeFi applications, using STARK proofs to ensure data correctness with 200ms latency. It also offers a Verifiable Random Function (VRF) in Cairo for generating on-chain verifiable randomness.

2 investors

Prefactor is an observability and evaluation platform for AI agents that scores every agent run in production for quality, drift, and risk, then enforces policies by pausing, throttling, or requiring approval on risky runs at runtime. It targets engineering teams building AI agents, integrating via TypeScript and Python SDKs with frameworks like LangChain, Claude, Vercel AI, OpenClaw, and LiveKit.

2 investors

Pretty Great Studio is a design studio that works with startup founders and technologists to create clear, purposeful design solutions. Based in Los Angeles and Barcelona, the studio combines design expertise with startup operational knowledge.

2 investors

Prismic is a headless CMS that enables marketing teams to quickly create and manage dynamic web pages using reusable components called slices, with design system integration and scalable architecture. The platform supports SEO-optimized landing page generation, personalization, and content localization for B2B companies looking to drive organic growth.

2 investors

Prized is a low-code platform that enables non-engineers to build internal tools by describing them in plain language; the platform connects to existing enterprise systems with admin-approved connectors and maintains role-based access control and audit logging.

2 investors

Probabl offers Skore, a tool that validates AI-generated scikit-learn machine learning pipelines by detecting data leakage, overfitting, and structural errors, and recommending appropriate metrics. It targets developers and data scientists using AI coding tools such as Pi, Cursor, and ChatGPT to generate code.

2 investors

Probably is a desktop application for data analysis using natural language that runs locally on a user's machine or network to analyze data from files or data warehouses with mathematical accuracy and no data leaving the user's control. It serves analysts, data scientists, engineers, and business users who need verified statistical answers to data questions without hallucination or approximation.

2 investors

ProdMap is a knowledge platform that structures organizational knowledge for AI agents, enabling them to access accurate context when working on tasks. The platform integrates with AI coding assistants and provides built-in agents for research, planning, and compliance use cases.

2 investors

ProductFruits offers Elvin Copilot, an in-product AI assistant that provides users with instant answers, guided tours, and contextual support to reduce support tickets and feature abandonment. The platform helps SaaS and product teams understand adoption blockers and improve user onboarding through conversational AI and product analytics.

2 investors

Produx is an AI tool that analyzes customer conversations, support tickets, and emails to generate product insights and guide prioritization for product teams. It helps companies make data-driven product decisions based on customer feedback.

2 investors

Promethean AI is an AI platform that serves as customizable infrastructure for digital asset management and workflow automation in creative and enterprise environments. The platform integrates directly into existing tools and pipelines, offering extensive customization through APIs, data security controls, and enterprise-grade features like SSO and automated deployment.

2 investors

Prometheus is an open source monitoring and alerting system that collects, stores, and queries time series metrics using its PromQL query language and a dimensional data model. It is built for cloud native environments, integrating with Kubernetes and container managers to discover and monitor applications, systems, and services.

2 investors