Developer tools & devtools startups

PS

PlanetScale

The world's most advanced serverless MySQL platform.

NE

Neon

Serverless Postgres with branching.

RS

Resend

Email API for developers — built on React.

RY

Railway

Infrastructure that makes your developers smile.

FL

Fly.io

Apps that scale to zero, run close to users.

RD

Render

The cloud built for the post-AWS generation.

TS

Tailscale

WireGuard-based VPN that just works.

TU

Turso

SQLite on the edge — 300+ locations worldwide.

MD

Modal

Run any Python code in the cloud, instantly.

WP

Warp

The terminal, reimagined.

DP

Doppler

The secrets manager for developer teams.

AX

Axiom

Log management at scale, without the panic.

SG

Sourcegraph

Code search and intelligence, AI-native.

XT

Xata

Serverless Postgres with full-text search built in.

CX

Convex

The backend for app developers.

IN

Inngest

Durable execution + workflow orchestration for developers.

TS

Timescale

Postgres for everything — including time series.

PU

Pulumi

Infrastructure as code in real programming languages.

LB

Liveblocks

Multiplayer infrastructure for collaborative apps.

CK

Clerk

Authentication and user management for modern apps.

WO

WorkOS

Enterprise-ready auth in minutes.

ST

Stytch

Modern user authentication for developers.

SP

Spacelift

Infrastructure-as-code automation platform.

AP

Apidog

All-in-one API design, testing, and documentation.

PM

Permit.io

Authorization as a service.

TB

Tinybird

Build analytics APIs on real-time data.

NE

Neon

Serverless Postgres with branching for developers

UP

Upstash

Serverless Redis & Kafka for modern applications

DP

Depot

Docker builds in the cloud, 10x faster

ZD

Zed

A high-performance, multiplayer code editor

FY

Fly.io

Deploy app servers close to your users

NV

Novu

Open-source notification infrastructure for developers

ST

Stainless

Quality SDKs for your REST API

BB

Browserbase

Headless browser infrastructure for AI agents

HC

Helicone

Open source LLM observability for production AI

FC

Firecrawl

Web scraping API built for LLMs

E2

E2B

Secure code execution sandboxes for AI agents

BK

Buildkite

Fast, scalable CI/CD running on your own infrastructure

HL

Highlight

Open source full-stack monitoring and error tracking

ES

ElectricSQL

Local-first sync engine for Postgres applications

MD

MotherDuck

Serverless analytics platform powered by DuckDB

RP

Redpanda

Kafka-compatible streaming platform without the complexity

IN

Instant

Realtime database for modern applications

LK

LiveKit

Open source WebRTC and real-time AI infrastructure

NG

Nango

Open source platform for product integrations

SK

Socket

Supply chain security for open source dependencies

EV

Evidence

Open source business intelligence with Markdown and SQL

JM

Jam

One-click bug reports that developers actually love

DG

Dagster

Cloud-native data orchestration platform

PF

Prefect

Workflow orchestration for data and ML teams

MM

Marimo

Reactive Python notebooks you can deploy as apps

PR

Promptless

An AI teammate that automatically updates customer docs

ME

Mentra

Building the open source smart glasses operating system.

AR

Artifact

A Collaborative, AI-native IDE for Hardware Engineers

BU

Browser Use

Leading open-source web agent project with 50k stars in 3 months

WO

Woz

Claude Code plugin that reduces token consumption and cost by 50%

HA

Haystack

AI review layer that decides which code changes need attention

WI

Winfunc

AI-native security engineering for mission critical codebases

EL

Ellipsis

AI code reviews and bug fixes

SP

Speakeasy

Enterprise-grade SDKs and API tooling

ZP

Zuplo

Programmable API gateway for developer teams

SS

SST

Infrastructure framework for full-stack serverless apps

EN

Encore

Developer-first backend framework with built-in infra

RD

Render

The fastest way to deploy any web app

HP

Hoppscotch

Open source API development ecosystem

PB

PocketBase

Open source backend in a single file

SG

Semgrep

Code security and static analysis at dev speed

GB

Grafbase

GraphQL platform with edge caching and federation

SC

Scalar

Beautiful open source API references and clients

PP

Penpot

Open source design tool for cross-functional teams

AK

Aikido Security

Developer-first security scanning for modern stacks

EL

Endor Labs

Application security for the age of AI-generated code

TM

Tembo

Managed Postgres platform with AI superpowers

PC

Pieces for Developers

On-device AI that understands your entire dev workflow

RQ

Requestly

Browser extension and proxy for API mocking and testing

OS

OpenStatus

Open source monitoring and status page platform

CR

Coder

Self-hosted remote development environments

DY

Daytona

Open-source dev container management platform

IC

Infracost

Cloud cost estimates in pull requests

CB

Cerbos

Open-source authorisation layer for any stack

BS

Better Stack

Uptime monitoring, logs, and incident management

CK

Checkly

Monitoring and E2E testing for developers

AX

Axiom

Serverless log management and event data platform

ND

Netdata

Real-time performance monitoring for servers and apps

TM

Temporal

Durable execution engine for reliable workflows

KN

Knock

Flexible notification infrastructure for developers

CO

Courier

Multi-channel notifications API for product teams

EA

Earthly

Containerised CI/CD builds that run anywhere

NX

Nx

Smart monorepo build system and dev tooling

BN

Bun

Incredibly fast JavaScript runtime and toolkit

DN

Deno

Secure JavaScript runtime built on V8 and Rust

PR

Prisma

Next-generation ORM for Node.js and TypeScript

BB

Budibase

Low-code platform for building internal apps fast

PC

Payload CMS

TypeScript-native headless CMS and app framework

TA

Tauri

Build smaller, faster, more secure desktop apps

QB

QuestDB

Fast open-source time series database

WG

WunderGraph

API integration platform and GraphQL federation

BI

Biome

Fast formatter and linter for JavaScript and TypeScript

TP

Teleport

Zero-trust infrastructure access for distributed teams

ES

Escape

API security testing and DAST for developers

MX

Mux

Video infrastructure API for developers

GB

GitButler

A modern Git client that rethinks branching

MT

Mastra

The TypeScript framework for building AI agents

BK

Blacksmith

2x faster GitHub Actions with zero config changes

LC

Layercode

Real-time AI voice and video pipelines as infrastructure

OM

Omni

Modern BI combining SQL power with no-code ease

FL

Flare

Monitor your dark web exposure and external attack surface

HL

Halcyon

The only platform purpose-built to defeat ransomware

TR

Transcend

Automate data privacy compliance across your whole stack

LZ

Luzmo

Embed powerful analytics into your SaaS product

DK

Dokploy

Self-hosted Heroku alternative for any VPS

BM

Bemi

Automatic audit trails for PostgreSQL without code changes

VT

Val Town

JavaScript functions deployed instantly from your browser

CH

Chromatic

Visual testing and review for UI components

PD

PeerDB

Fast, native CDC and ETL purpose-built for Postgres

LO

Logto

Modern auth infrastructure for developers

CO

Comfy

Building ComfyUI

GL

Glide

Software that moves with you

BL

Blacksmith

The fastest way to run your GitHub Actions

SP

SpruceID

Identity management platform

LI

Linx

Identity security platform

CO

Conductor

Run a team of coding agents on your Mac

DE

depthfirst

Securing the world's software

SP

Spiral

Data infrastructure for physical AI

DO

Doss

Adaptive ERP and data platform

DA

Dawnguard

Security starts with design

NG

Ngrok

Ngrok

ZE

Zenlytic

Self-service business intelligence

TE

Tempest

Enterprise-grade developer platform

FI

Fingerprint

Identify visitors you can trust

AR

Arize

AI observability & LLM evaluation

RO

Rootly

The only multi-cloud on-call solution

PA

Paragon

Embedded integration platform for SaaS

ST

StackBlitz

Creators of Bolt

XA

Xano

Scalable no-code backend for apps

CO

Cortex

Internal developer portal

AA

Alloy Automation

Embedded iPaaS platform for product teams

HA

Halycon

Ransomware detection platform

VA

Vantage

A cloud cost observability platform

BU

Bureau

No-code identity decisioning platform

TS

Token Security

Machine-first identity security

PU

Pulse

Production-grade unstructured document extraction

PI

Port IO

Internal tools hub for devs

PL

Plural

Kubernetes made simple

PY

Pythagora

Build internal tools with AI

HO

HoneyHive

Modern AI observability and evaluation

RI

Riza

Riza

CI

Cinder

Trust and safety operations platform

ST

StackOne

Ship hundreds of integrations in days

MA

Marqo

Smarter search, higher conversion

VE

Vectara

GenAI platform for enterprises

SU

Superblocks

Programmable internal tooling platform for developers

CH

Chalk

Chalk

MA

Mainframe

Generative computing

AS

Adaptive Security

Adaptive Security

LU

Lumos

The Autonomous Identity Platform

LE

Leen

Unified API for security tools and data

SU

Superlinked

Turn complex data into vector embeddings

NI

Nile

PostgreSQL reengineered for multi-tenant apps

SP

Spur

Don't make your users QA your product

PR

Prefect

Workflow managment for data teams

FO

Footprint

Frictionless KYC + KYB

ME

Merge

One API to 100s of integrations

TI

Tines

The workflow and AI orchestration platform

MA

Mage

Open-source data pipeline tool

SF

San Francisco Compute Company

Rentable, large, low-cost pre-training clusters

IN

Interfere

Build software that can fix itself

RA

Ranger

Fast, reliable QA testing

SS

Sola Security

The no-BS security app studio

AA

Aegis AI

AI native email security

GE

Gensyn

The network for machine intelligence

PR

Prismic

Headless page builder

GI

GitBook

GitBook

LA

Langbase

Serverless AI developer platform

BE

bem

The AI data interface

CO

CodeRabbit

AI code reviews

MA

Martian

AI interpretability tooling

PO

Polar

Open-source monetization platform

ED

Edera

Secure-by-design Kubernetes

PO

Polars

DataFrames for the new era

DA

Dash0

AI-native observability platform

FI

Filigran

End-to-end cyber threat platform

BA

Base

Building America's next-gen power company

DA

David AI

The data layer for audio AI

OS

Opal Security

Security built for every identity

ZE

ZeroEntropy

World-class agentic retrieval on autopilot

RE

Reducto

Document ingestion API

IN

Inference

Inference

CH

Chainguard

Safe source for open source

ON

Ona

Autonomous SWE agents

RE

Rerun

The multimodal data stack

VO

VoidZero

Next generation JavaScript toolchain

SP

Speakeasy

Generate MCP servers & SDKs from OpenAPI

TE

Tekeskope

Agentic security platform

TA

Tavily

Connect your agent to the web

SS

Sweet Security

A new flavor of CNAPP

CO

Console

AI coworker for IT

SA

SafetyKit

Protect your platform with AI agents

DO

Doppel

AI-native digital risk protection

ZC

Zo Computer

The intelligent cloud comptuer

CO

Composite

Autopilot for your browser

MO

Momentic

Ship fast with AI testing

TE

Tenzai

AI hacker for security teams

SU

Suger

GTM for cloud marketplaces

EC

Echo

Delivering CVE-free container base images

TI

Tilde

Interpreter models to optimize AI deployments

DI

Ditto

Resilient edge device connectivity

TS

Truffle Security

Unearth your secrets

G(

Graphite (acq. by Cursor)

The developer productivity platform

FL

Flint

The autonomous website platform

ST

Structify

Data independence for all

TO

Torq

Autonomous security operations

RU

RunPod

Deploy full-stack AI applications

MO

Moderne

Mass-scale automated code refactoring

AN

Antimetal

For everything that happens after you deploy

AC

Activeloop

Enterprise AI search

AG

Agno

Lightweight library for building multimodal agents

AN

Anvil

Document SDK for product teams

AD

Atlas Data Storage

Atlas Data Storage

BA

Backline

AI agents to automate security backlogs

BA

Bardeen

Bardeen

BA

Basedash

The AI-native business intelligence platform

UP

Upwind

Cloud security happens at runtime

BO

Boxo

Turn apps into Super Apps

BU

Bun

Bun

BU

Buster

The open-source AI data analyst

BR

Bronto

Logging layer for AI

OU

Outtake

Cyber agents for any digital threat

CH

Charm

We make the command line glamorous

CH

Chroma

Retrieval for AI

CS

Clover Security

AI-driven product security

DS

Daylight Security

Managed agentic security services

DR

Driver

Create high-quality technical documentation

DU

DualBird

Data & AI infra engine

DU

Duna

AI-native KYB

GO

Goodfire

Advancing AI interpretability research

EN

Entire

The world's next developer platform

VE

Vega

AI-native security analytics

TR

Trunk

CI reliability for high-velocity engineering teams

O(

Obvious (fka Flatfile)

Smart APIs for file-based data import

KE

Kernel

Browser infra for web agents and automations

SW

Swap

Agentic commerce infra

TR

Tracebit

The answer to Assume Breach

TE

Tembo

Background agents for technical teams

IN

Instant

A modern Firebase

CA

Cape

Cape is the privacy-first mobile network

CL

Cloaked

Protect your data by generating unlimited identities

SU

Supermemory

Universal memory API for AI apps

SA

Sanity

The Content Operating System

AS

Astral

Next-gen Python tooling