Segment · Infrastructure / DevTools in SaaS
Infrastructure / DevTools in SaaS: how Kustiq classifies it
An infrastructure or developer-tools SaaS company sells primitives engineers reach for inside an editor or pipeline, with usage-based pricing and a free tier sized for solo developers.
- Stack signalPublic docs, a CLI, an SDK in two or more languages, and a status page; bonus signal if the company maintains an open-source repo with 1k+ GitHub stars.
- Team signalLinkedIn shows DevRel, Developer Marketing, and Developer Experience roles, plus founders with prior engineering exits.
- Revenue signalUsage-based pricing (per-request, per-build, per-GB) with a free tier and a self-serve $0 to $50/mo floor before sales-led enterprise kicks in.
- Total in segment
- 83
- Live count
- Most common size
- 11-50
- 22 companies in bucket
- Top funding
- $9.3B
- Vercel · Series F
- Top HQ city
- San Francisco
- 2 companies, 2%
More filtersVertical, segment chips, search
Filter by vertical
Top 5 · ranked by funding stage and headcount
| Company | HQ | Headcount | Stack |
|---|---|---|---|
| VercelSeries F | — | 501-1000 | AstroSquarespace |
| CircleCISeries F | — | 201-500 | — |
| WebOps Platform for Building High Impact WebsitesSeries E | — | 501-1000 | DrupalWordPress |
| HarnessSeries E | — | 501-1000 | — |
| LucidlinkSeries C | — | 201-500 | — |
83 Infrastructure / DevToolscompanies · freshest first
Env0
Phone Number +972-525690339. Contact Email contact@env0.com. Diversity Spotlight. Middle Eastern / North African Founded. Predictions & Insights. Growth Insight.
51-200
Airbrake
Year Founded. 2007. Year Founded. Status. Acquired/Merged. Employees. 19. Employees ... Contact Information. Website. www.airbrake.io. Formerly Known As. Hoptoad.
11-50
Resend · Email for developers
The best way to reach humans instead of spam folders. Deliver transactional and marketing emails at scale.
11-50
Codefresh
Deploy to Kubernetes with fast, secure, and reliable software delivery. Providing a foundation for growth with modern CI, CD, GitOps, and more while integrating with your favorite tools.
201-500
Argocd
... argocd.com/api/dex/callback. After updating the ConfigMap, restart the Dex server for changes to take effect: kubectl rollout restart deployment argocd-dex ...
argocd.com
The Collaborative API Development Platform
Leading Open Source API Development Platform for HTTP, REST, GraphQL, gRPC, SOAP, and WebSockets
insomnia.rest
Gitlab
GitLab.com SaaS Projects for Team Members and Temporary Service Providers · GitLab.com SaaS Top-Level Namespace Groups for Internal Company Use Cases · GitLab ...
1001-5000
The Headless CMS + Backend for Every Custom Build
Built for developers who need more than a CMS. Manage complex content, handle digital assets, and control permissions through an intuitive Studio.
11-50 · NYC The Core Team The key members responsible for creating, maintaining
Hygraph
A GraphQL-native headless CMS that marketers and developers love. Structure content, scale with AI, and launch faster across every channel.
51-200 · Berlin, Germany
Courier
Details ; Phone Number +1-415-993-7363 ; Contact Email hello@courier.com.
11-50
Convex
Convex is a serverless infrastructure company that has built the global state management platform for web developers ... convex.dev · Cloud Infrastructure.
11-50 · 2020
Flux
Flux is a set of continuous and progressive delivery solutions for Kubernetes, and they are open and extensible. The APIs of Flux are stable now.
1-10
Profile live
Profile any Infrastructure / DevTools company in 60s.
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Deliver software at any scale with the world’s fastest CI platform
Deliver like the world’s leading software companies. Our platform provides a toolkit to power the sophistication of today’s platform teams.
51-200
All-in-One Alerting, On-Call, and Incident Management
All-in-one incident management software for modern teams. FireHydrant helps you plan, respond, and resolve faster with smart alerting, on-call scheduling, AI-powered workflows, and post-incident retros.
51-200
Harness
Harness is a unified, end-to-end AI software delivery platform to manage the SDLC using purpose-built AI agents.
501-1000 · 2014
Earthly
Turn your AGENTS.md, engineering standards, and process docs into deterministic enforcement in AI authoring loops and on PRs — in minutes, not quarters.
11-50
Bitbucket
Bitbucket Cloud is a Git-based code and CI/CD tool optimized for teams using Jira.
11-50
Heroku
Heroku is an AI platform as a service (AI PaaS) that enables developers to build, run, and scale applications entirely in the cloud.
201-500 · San Francisco, CA, United States
DevCycle
DevCycle is the first and only OpenFeature-native feature flag management platform. Built by OpenFeature governance board members. Deploy faster, reduce risk, and avoid vendor lock-in with the best OpenFeature provider.
11-50 · 2011
Fastly
Fastly's edge cloud platform delivers faster, safer, and more scalable sites and apps to customers. Elevate your edge CDN, video delivery, security, and more.
1001-5000 · San Francisco, CA · 2011
Appwrite
Build like a team of hundreds with Appwrite's all-in-one, open-source infrastructure. Launch in minutes, use any framework, and scale affordably with Auth, Database, Storage, Functions, Realtime, Messaging, and Hosting.
11-50
Crossplane Is the Cloud-Native Framework for Platform Engineering
Create platforms like cloud providers by building your own APIs and services with control planes, extending Kubernetes to manage any resource anywhere, and using a library of components to assemble your platform faster.
51-200
Adaptive6
Cloud Cost Governance: Govern Cost Across Your Cloud and Code. Prevent and Remediate Waste. At Scale.
51-200
Flagsmith
Flagsmith makes it easy to create and manage feature flags. Roll out, segment, and optimise. Stay secure with on-premise and private cloud hosting.
11-50 · London, London, UK
cloudways - Managed Cloud Hosting Platform
Supercharge your websites with managed cloud hosting trusted by 120,000+ businesses that demand high performance and reliability. Get 30% off on all plans.
201-500 · 2012
Dagger
Build powerful software environments and containerized operations from modular components and simple functions. Perfect for complex software delivery and AI agents. Built by the creators of Docker.
11-50
Engagespot
Engagespot is a notification infrastructure that helps developers build delightful multi-channel communication experiences in their web and mobile apps.
engagespot.co
ConfigCat Feature Flag Service
ConfigCat is a feature flag service with unlimited seats, awesome support, and a reasonable price tag.
Budapest, Hungary
CircleCI
Deliver production-ready software at AI speed. CircleCI helps modern teams validate, test, and ship every change with intelligent automation.
201-500
Vercel
Vercel gives developers the frameworks, workflows, and infrastructure to build a faster, more personalized web.
501-1000
Bitbucket
Bitbucket Cloud is a Git-based code and CI/CD tool optimized for teams using Jira.
bitbucket.org
Incident
incident.io is an all-in-one incident management platform unifying on-call scheduling, real-time incident response, and integrated status pages – helping teams resolve issues faster and reduce downtime.
incident.io
Build fast. Run any code fearlessly. · Fly
Fly.io is a new, developer-focused public cloud: Easy to deploy on, powerful to grow on. We've been hammering on this thing since 2017, and we think it's ...
51-200 · 2017
Apigee API Management
Build, manage, and secure APIs—for any use case, environment, or scale. Google Cloud's API management solution to operate APIs with high performance.
201-500 · 2004
Cal
A fully customizable scheduling software for individuals, businesses taking calls and developers building scheduling platforms where users meet users.
11-50
FAQ · Infrastructure / DevTools in SaaS
What buyers ask first
What is an Infrastructure/DevTools company in SaaS?
How many Infrastructure/DevTools companies in SaaS are in the directory?
How are Infrastructure/DevTools alternatives ranked here?
Can I bulk-export Infrastructure/DevTools companies in SaaS?
Beyond the directory listing
Profile an Infrastructure / DevTools company free in 60s.
The directory shows the snapshot. A full Kustiq profile pulls SMTP-verified contacts and a 12-factor churn risk, plus the buying signals from the last 90 days. The whole thing runs live on each request. Free plan covers 3 profiles a week, no card.
Why this SaaS Infrastructure / DevTools directory looks different
Generic vendor lists rank by who paid for the listing. Kustiq ranks by what the live site, tech stack, and team graph say a company is right now. An Infrastructure / DevTools company in SaaS with no relevant role on LinkedIn for 12 months and a stale pricing page falls out of the segment automatically. New entrants land the first time the classifier sees public stack signals, a matching careers page, and a recent funding round on the same domain.
Snapshot vs full profile
The tiles above are snapshots. Name, logo, HQ, headcount band, vertical, segment, and a confidence score the classifier published with the row. A full profile runs the complete pipeline on demand. SMTP verifies up to three buyer contacts. The 12-factor rule engine returns a churn risk with calibrated confidence. The buying-signal pass surfaces hiring, funding, tech, press, RFP, and engagement events from the last 90 days. Every Kustiq account gets 3 full profiles per week, free, no card.
How the segment is reclassified
Every snapshot is rebuilt from public web signals at request time. The classifier reads the live homepage, the pricing page, the careers page, the job board, and the public LinkedIn surface, then maps the result to one of 22 verticals and 88 segments. A company can move from Infrastructure / DevTools into a sibling segment, or out of the directory entirely, on the next request. There is no annual export.