# Rspamd - **Canonical URI:** https://www.vioscale.ai/software/rspamd - **Category:** Email Security - **Homepage:** https://rspamd.com/ - **Also known as:** rspamd - **Profile claimed by vendor:** no - **Last updated:** 2026-08-26T19:20:11.125Z ## Vioscale score **45.2 / 100**, confidence 39% (low). Computed 2026-09-01. Composite of weighted, independently-sourced signals (no user reviews, no vendor payment). | Signal | Score | Weight | Contribution | Evidence present | |---|--:|--:|--:|:--:| | price_level | 80 | 0.052 | 4.2 | ✓ | | reliability | 0 | 0.073 | 0 | - | | capabilities | 45.8 | 0.084 | 3.8 | ✓ | | repo_stars | 64.1 | 0.026 | 1.7 | ✓ | | integrations | 24.3 | 0.09355555555555557 | 2.3 | ✓ | | dependent_projects | 0 | 0.063 | 0 | ✓ | | dev_activity | 62.1 | 0.094 | 5.8 | ✓ | | release_cadence | 90.6 | 0.052 | 4.7 | ✓ | | security_posture | 0 | 0.073 | 0 | - | | package_downloads | 0 | 0.136 | 0 | - | | security_score | 50 | 0.042 | 2.1 | ✓ | | pricing_transparency | 25 | 0.084 | 2.1 | ✓ | | community_qa_activity | 0 | 0.063 | 0 | - | ## Pricing _As of 2026-08-21, [verify at source](https://rspamd.com/pricing). Independently observed._ Hybrid · Free tier > Contact sales for pricing. Open-source version available. ## About A customizable email security system that deploys at the mail server level to detect and block phishing, malware, spam, and business email compromise attacks. It integrates with standard mail server software and runs on-premises while keeping message content in your environment. _Independently observed._ ## Platform & deployment - **Platforms:** CLI, Linux - **Deployment:** Cloud / SaaS, On-premise, Self-hosted ## Integrations (6) _Independently observed._ - Postfix - Exim - Sendmail - ClamAV - Redis - ClickHouse ## Capabilities _The capabilities that matter for Email Security. "-" = undocumented, not absent._ | Capability | Supported | |---|:--:| | **Capabilities** | | | Deployment model | Gateway mx | | Bec impersonation protection | ✓ | | Post delivery inbox retraction | ✗ | | Malware attachment sandboxing | ✓ | | Outbound DLP scanning | ✗ | | Bundled email encryption | ✗ | | Dmarc reporting enforcement | ✗ | | Security awareness training bundled | ✗ | | Microsoft 365 API native | ✗ | | Google workspace API native | ✗ | | SOC2 type ii | - | | ISO 27001 | - | | Pricing model | Quote | ## Release history | Version | Date | Type | |---|---|---| | [4.1.5](https://github.com/rspamd/rspamd/releases/tag/4.1.5) | 2026-08-15 | stable | | [4.1.4](https://github.com/rspamd/rspamd/releases/tag/4.1.4) | 2026-07-29 | stable | | [4.1.3](https://github.com/rspamd/rspamd/releases/tag/4.1.3) | 2026-07-25 | stable | | [4.1.2](https://github.com/rspamd/rspamd/releases/tag/4.1.2) | 2026-07-21 | stable | | [4.1.1](https://github.com/rspamd/rspamd/releases/tag/4.1.1) | 2026-06-19 | stable | | [4.1.0](https://github.com/rspamd/rspamd/releases/tag/4.1.0) | 2026-06-05 | stable | | [4.0.1](https://github.com/rspamd/rspamd/releases/tag/4.0.1) | 2026-04-05 | stable | | [4.0.0](https://github.com/rspamd/rspamd/releases/tag/4.0.0) | 2026-03-30 | stable | | [3.14.2](https://github.com/rspamd/rspamd/releases/tag/3.14.2) | 2025-12-11 | stable | | [3.14.0](https://github.com/rspamd/rspamd/releases/tag/3.14.0) | 2025-11-11 | stable | | [3.13.2](https://github.com/rspamd/rspamd/releases/tag/3.13.2) | 2025-10-14 | stable | | [3.13.1](https://github.com/rspamd/rspamd/releases/tag/3.13.1) | 2025-09-30 | stable | | [3.13.0](https://github.com/rspamd/rspamd/releases/tag/3.13.0) | 2025-09-17 | stable | | [3.12.1](https://github.com/rspamd/rspamd/releases/tag/3.12.1) | 2025-06-17 | stable | | [3.12.0](https://github.com/rspamd/rspamd/releases/tag/3.12.0) | 2025-06-11 | stable | _… and 5 earlier release(s)._ ## Security & compliance Known vulnerabilities: 0 (0 in the last 12 months) ([source](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=helm&package_name=klicktipp%2Frspamd&per_page=100)). A count reflects scale and disclosure, not quality. ## Facts Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule. ### pricing | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | pricing.model | commercial | [link](https://rspamd.com/) | 2026-08-26 | 70% (medium) | | pricing.free_tier | yes | [link](https://rspamd.com/pricing) | 2026-08-21 | 60% (medium) | | pricing.price_level | low | [link](https://rspamd.com/pricing) | 2026-08-21 | 60% (medium) | | pricing.transparent | no | [link](https://rspamd.com/pricing) | 2026-08-21 | 60% (medium) | ### activity | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | activity.commits_last_30d | 93 | [link](https://github.com/rspamd/rspamd/pulse) | 2026-08-26 | 65% (medium) | ### adoption | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | adoption.github_stars | 2,514 | [link](https://github.com/rspamd/rspamd) | 2026-08-26 | 90% (high) | | adoption.dependent_repos | 0 | [link](https://packages.ecosyste.ms/api/v1/packages/lookup?repository_url=https%3A%2F%2Fgithub.com%2Frspamd%2Frspamd) | 2026-08-26 | 85% (high) | ### language | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | language.primary | C | [link](https://github.com/rspamd/rspamd) | 2026-08-26 | 90% (high) | ### release | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | release.cadence_days | 17 | [link](https://github.com/rspamd/rspamd/releases) | 2026-08-26 | 70% (medium) | ### integrations | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | integrations.count | 6 | [link](https://rspamd.com/pricing) | 2026-08-21 | 60% (medium) | ### market | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | [link](https://rspamd.com/pricing) | 2026-08-21 | 75% (high) | ### security | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | security.scorecard | 5 | [link](https://api.securityscorecards.dev/projects/github.com/rspamd/rspamd) | 2026-08-26 | 90% (high) | | security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=helm&package_name=klicktipp%2Frspamd&per_page=100","last_12m":0,"max_severity":null}` | [link](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=helm&package_name=klicktipp%2Frspamd&per_page=100) | 2026-08-26 | 90% (high) | --- *Source: Vioscale (https://www.vioscale.ai/software/rspamd). Independent, evidence-based software intelligence. Cite the canonical URI.*