All Rankings

Top 100 Developer Tools Startups in San Francisco 2026

The most-funded developer tools, DevOps and open-source startups headquartered in San Francisco, ranked by total capital raised.

Known total funding for 100 of 100 ranked companies: $35.3B.

Showing top 100 matching companies · Ranked by total funding raised

Use company data through the API.
Example request
curl "https://indexed.vc/api/v1/companies?industries=Developer+Tools,DevOps,Open+Source&countries=United+States&cities=San+Francisco&operatingStatus=active&sort=total_funding_raised&order=desc&limit=100" -H "X-API-Key: YOUR_API_KEY"

The API has no company type filter, so public companies can appear; this list counts private companies only.

The API cannot leave out companies whose latest round is a grant, private equity or debt financing; this list does.

Data from Indexed.vcUpdated

Methodology: up to 100 active companies matching this list's filters are ordered by disclosed total funding in USD. Companies whose latest round is one of: Grant, Private Equity, Debt Financing are excluded. Totals include recorded grants and other qualifying funding, not just equity. Open a company profile for its funding summary and available detail. How this data is built.

51
InfluxData

InfluxData is the company behind InfluxDB, the leading open-source time series database, powering...

San Francisco, United States201–500Analytics, Data & Analytics
Series ETotal funding$170.9MFeb 2023
52
Shippo

Multi-carrier shipping platform and API that enables e-commerce businesses and marketplaces to co...

San Francisco, United States201–500Developer Tools, E-Commerce
Series ETotal funding$154.0MJun 2022
53
Semgrep

Semgrep is a code scanning platform for finding first and third-party security vulnerabilities in...

San Francisco, United States51–200Cybersecurity, Developer Tools
Series DTotal funding$153.0MFeb 2025
54
Apollo

Apollo provides a GraphQL API orchestration platform that helps engineering teams connect clients...

San Francisco, United States51–200Developer Tools, Open Source
Series DTotal funding$152.0MAug 2021
55
Inferact

Inferact is founded by the creators and core maintainers of vLLM and grows that open-source engin...

San Francisco, United States1–10Artificial Intelligence, Cloud
SeedTotal funding$150.0MJan 2026
56
Honeycomb.io

Honeycomb gives software engineers a shared view of production systems so they can debug issues a...

San Francisco, United States201–500Cloud, Developer Tools
Series DTotal funding$146.9MApr 2023
57
CodeRabbit

AI-driven code review platform that provides context-aware, line-by-line reviews and 1-click fixe...

San Francisco, United States51–200Artificial Intelligence, Developer Tools
Series CTotal funding$143.0MAug 2026
58
Blacksmith

Blacksmith is a drop-in replacement for GitHub runners that runs GitHub Actions on bare metal gam...

San Francisco, United States1–10Developer Tools
Series CTotal funding$136.7MOct 2026
59
Hasura

Hasura builds GraphQL and data API infrastructure, enabling developers to instantly connect datab...

San Francisco, United States51–200Developer Tools, SaaS
Series CTotal funding$136.5MFeb 2022
60
Ditto Tech

Edge-native mobile database with built-in device connectivity and resiliency, enabling consistent...

San Francisco, United States51–200Developer Tools, SaaS
Series BTotal funding$136.0MMar 2025
61
StackBlitz

StackBlitz is a powerful online code editor and development platform designed for building, testi...

San Francisco, United States11–50Developer Tools, Artificial Intelligence
Series BTotal funding$135.4MJan 2025
62
Linear

Linear builds a purpose-built product development system that helps software teams plan, build, a...

San Francisco, United States51–200Developer Tools, SaaS
Series CTotal funding$134.2MJun 2025
63
Serval

Serval is the AI platform for IT teams to resolve help desk requests, build workflows, and manage...

San Francisco, United States11–50Artificial Intelligence, DevOps
Series CTotal funding$130.7MOct 2026
64
Afiniti

AI software company using behavioral pairing to match customers with agents in contact centers, d...

San Francisco, United States1001–5000Artificial Intelligence, Developer Tools
Series DTotal funding$130.0MOct 2018
65
Sourcegraph

Sourcegraph's code intelligence platform helps companies understand, fix, and automate code chang...

San Francisco, United States201–500Artificial Intelligence, Developer Tools
Series DTotal funding$125.0MOct 2024
66
PubNub

PubNub is a real-time communication platform that helps developers build, manage, and optimize sc...

San Francisco, United States201–500Developer Tools, Infrastructure
Series ETotal funding$123.5MNov 2021
67
Metronome

Metronome is a usage-based billing platform that helps software companies launch products faster,...

San Francisco, United States11–50Infrastructure, SaaS
Series CTotal funding$123.0MFeb 2025
68
Lyzr

Lyzr builds infrastructure for production-grade, governed AI systems alongside the enterprises th...

San Francisco, United States51–200Artificial Intelligence, Developer Tools
Series BTotal funding$122.6MJul 2026
69
Railway

Full‑stack cloud platform that helps developers deploy, scale, and monitor web apps, databases, a...

San Francisco, United States11–50Cloud, DevOps
Series BTotal funding$120.0MJan 2026
70
RunPod

End-to-end AI cloud platform offering on-demand GPU compute for training and deploying machine le...

San Francisco, United States51–200Artificial Intelligence, Developer Tools
Series ATotal funding$120.0MJun 2026
71
WorkOS

Developer platform for adding enterprise-ready features like SSO, SCIM provisioning, and director...

San Francisco, United States51–200Developer Tools, SaaS
Series CTotal funding$119.0MMar 2026
72
Reactor

Developer platform for real-time generative AI video and world models.

San Francisco, United States11–50Artificial Intelligence, Developer Tools
Series ATotal funding$118.0MMay 2026
73
Mina Protocol

Mina Protocol is the ZK blockchain for a secure, private, and verifiable internet, using constant...

San Francisco, United States11–50Crypto & Web3, Developer Tools
Venture RoundTotal funding$117.9MMar 2022
74
SauceLabs

Cloud-based automated testing platform that enables continuous testing for web and mobile applica...

San Francisco, United States201–500Developer Tools, SaaS
Series G+Total funding$112.9MJan 2024
75
Cortex

Cortex is an engineering operations platform that helps teams improve operational maturity, reduc...

San Francisco, United States51–200Developer Tools, Productivity
Series CTotal funding$112.3MSep 2024