Alternatives to Kleopatra
Kleopatra gives Linux and Windows users a graphical way to manage OpenPGP and S/MIME certificates. It creates, imports, exports, and manages keys, and can find certificates through public key servers, LDAP, and Web Key Directory servers. It also encrypts and decrypts files and text, signs files or notes, verifies signatures, and manages OpenPGP and PIV smartcards. File-manager actions, a text notepad, and integration with KDE Plasma and KMail support everyday certificate…
Utimaco Enterprise Secure Key Manager (ESKM) centralizes cryptographic key administration across on-premises and cloud environments.
OpenStack Barbican is a key management service for securely storing, provisioning, and managing secrets such as keys, certificates, passwords, and binary data.
- 4

Cryptsoft KMIP Server
Cryptsoft KMIP Server is a C and Java software development kit for adding key-management server capability to other products.
WebAPILinuxSelf-hosted6.0 - 5

AWS Key Management Service
AWS Key Management Service (KMS) creates and manages cryptographic keys for encrypting data and digitally signing it.
WebAPI5.9From $1 a month - 6

Fornetix Key Orchestration Platform
Fornetix Key Orchestration Platform centers on VaultCore, which automates enterprise encryption key management and key lifecycle work across an organization.
WebAPILinuxSelf-hosted5.9 - 7

KeyRack
KeyRack is an open-source key management coordination layer that runs in infrastructure you deploy and operate, rather than as a hosted cloud KMS.
Free planAPISelf-hosted5.8Free plan - 8
Eviden KMS
Eviden KMS centralizes encryption and decryption, cryptographic key management and certificate management.
WebAPILinuxmacOS5.7 - 9

Fortanix Data Security Manager
Fortanix Data Security Manager (DSM) gives DevOps and security teams a way to keep secrets, credentials, certificates, API keys, and tokens outside source code.
WebAPISelf-hosted5.7 - 10

Futurex CryptoHub
Futurex CryptoHub is an encryption platform that brings together HSMs, key management, PKI and certificate authority, and data protection.
WebAPISelf-hosted5.7 - 11

OpenKCM (Open Key Chain Manager)
OpenKCM (Open Key Chain Manager) is an open-source service for governing encryption keys and protecting data at rest.
APILinuxSelf-hosted5.5 - 12

QuintessenceLabs Trusted Security Foundation
QuintessenceLabs Trusted Security Foundation (TSF) centrally manages cryptographic keys and policies across the key lifecycle.
WebAPILinuxSelf-hosted5.5 - 135.3From $500 a month
- 145.2
- 15

Azure Key Vault
Azure Key Vault is a cloud service for managing keys, secrets, and certificates through the web.
Web5.0 - 16
IBM Guardium
Web4.9 - 174.9
- 18

Azure Managed HSM
Azure Managed HSM is a cloud service for managing HSM-backed cryptographic keys through the web.
Web4.7 - 194.7
- 204.7
- 214.7
- 224.7
- 234.7
- 244.6
