Secrets Management

4 Best Pulumi ESC Alternatives in 2026

Pulumi ESC (Environments, Secrets, Configuration) is a secrets and configuration platform that lets you compose environments from multiple secret sources (AWS, Vault, Doppler, 1Password) and expose them as environment variables, files, or direct SDK calls. ESC is tightly integrated with Pulumi's infrastructure-as-code platform but works as a standalone tool too.

Last updated April 23, 2026

vs HashiCorp Vault vs Infisical vs Doppler vs External Secrets Operator

Top 4 Pulumi ESC Alternatives

HashiCorp Vault

Open SourceVerified Feb 2026

4.5

Industry-standard open-source secrets management platform

Pricing

Free (OSS) / Enterprise from $0.03/hr

Best For

Teams needing flexible, self-hosted secrets management with extensive plugin ecosystem

Key Features

Dynamic secrets generationData encryption as a serviceIdentity-based access controlSecret leasing and revocation+4 more

Pros

+Massive community and ecosystem
+Highly extensible with plugins
+Strong enterprise features

Cons

–Steep learning curve
–Complex to operate at scale
–Requires dedicated infrastructure

Open SourceCloudSelf-Hosted

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Infisical

Open SourceVerified Feb 2026

4.3

Open-source end-to-end encrypted secrets management for teams

Pricing

Free (self-hosted) / Cloud from $6/user/month

Best For

Teams wanting open-source with a modern developer experience

Key Features

End-to-end encryptionAutomatic secret rotationEnvironment-based managementNative CI/CD integrations+4 more

Pros

+Open-source and transparent
+Modern UI and developer experience
+Self-host or cloud option

Cons

–Newer platform, less proven at scale
–Fewer integrations than Vault
–Enterprise features still maturing

Open SourceCloudSelf-Hosted

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Doppler

Developer PlatformVerified Feb 2026

4.4

Developer-first universal secrets management platform

Pricing

Free for individuals / Team from $4/user/month

Best For

Development teams wanting a simple, modern secrets workflow

Key Features

Universal secrets dashboardEnvironment-based secret scopingAutomatic secret syncingCI/CD integration+4 more

Pros

+Excellent developer experience
+Easy setup and onboarding
+Great CI/CD integration

Cons

–Cloud-only, no self-hosting
–Less mature than HashiCorp Vault
–Limited enterprise compliance features

Cloud

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External Secrets Operator

Secrets ManagementVerified Apr 2026

4.6

K8s operator that syncs secrets from external stores into Kubernetes Secrets

Pricing

Free (open source)

Best For

Kubernetes teams that want to use cloud-native or Vault secrets directly in pods

Key Features

CustomResourceDefinition (CRD) for declarative secret syncingSupports 30+ external secret storesWorks with AWS, Azure, GCP, HashiCorp Vault, 1Password, DopplerAutomatic secret refresh on a schedule+6 more

Pros

+Massive community adoption; de facto standard for K8s + external secrets
+Broad provider support (30+ backends)
+Free and open source with no license cost

Cons

–You still need a real secrets backend (Vault, AWS, etc.) for it to sync from
–Operator deployment adds cluster complexity
–No UI; all configuration is CRD-based

Open SourceSelf-Hosted

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Pulumi ESC Alternatives Feature Comparison

All 4 alternatives, one table. Pricing, deployment, and what actually matters.

Feature	HashiCorp Vault 4.5/5	Infisical 4.3/5	Doppler 4.4/5	External Secrets Operator 4.6/5
Pricing Model	Open Source + Enterprise	Per-user	Per-user	Open Source
Open Source	+	+	--	+
Cloud-Hosted	+	+	+	--
Self-Hosted	+	+	--	+
Best For	Teams needing flexible, self-hosted secrets management with extensive plugin ecosystem	Teams wanting open-source with a modern developer experience	Development teams wanting a simple, modern secrets workflow	Kubernetes teams that want to use cloud-native or Vault secrets directly in pods
Key Features	•Dynamic secrets generation •Data encryption as a service •Identity-based access control •Secret leasing and revocation	•End-to-end encryption •Automatic secret rotation •Environment-based management •Native CI/CD integrations	•Universal secrets dashboard •Environment-based secret scoping •Automatic secret syncing •CI/CD integration	•CustomResourceDefinition (CRD) for declarative secret syncing •Supports 30+ external secret stores •Works with AWS, Azure, GCP, HashiCorp Vault, 1Password, Doppler •Automatic secret refresh on a schedule

Pulumi ESC Alternatives FAQ

What are the best Pulumi ESC alternatives in 2026?

The most common alternatives we see teams evaluating are HashiCorp Vault, Infisical, Doppler, External Secrets Operator. Which one fits depends on your deployment model, budget, and what you actually need from a secrets management tool.

Is Pulumi ESC the best secrets management tool?

It's one of the most widely used, but "best" depends entirely on your situation. Pulumi ESC tends to win on sits cleanly on top of existing secrets stores — no migration needed, but some teams switch because of newer product; smaller community than doppler/infisical. See how the alternatives stack up above.

How much does Pulumi ESC cost?

Pulumi ESC starts at Free tier; Team from $50/user/mo; Business from $90/user/mo (per-user tiers pricing). Keep in mind list prices rarely tell the full story. Add-ons, seat minimums, and contract terms can change the math significantly.

Sources & References

Pulumi ESC (Official Site)[Vendor]
Pulumi ESC Reviews on G2[User Reviews]
Pulumi ESC Reviews on TrustRadius[User Reviews]
Pulumi ESC Reviews on PeerSpot[User Reviews]
Gartner Market Guide for Secrets Management[Analyst Report]
Forrester Wave: Secrets Management, Q4 2023[Analyst Report]
GigaOm Radar for Key Management[Analyst Report]
NIST SP 800-57: Recommendation for Key Management[Government Standard]
CIS Controls: Safeguard 3.11 – Encrypt Sensitive Data at Rest[Industry Framework]
HashiCorp Vault (Official Site)[Vendor]
Infisical (Official Site)[Vendor]
Doppler (Official Site)[Vendor]