# Fission vs Serverless Framework

**Leader by Vioscale score:** Serverless Framework

| Attribute | Fission | Serverless Framework |
|---|---|---|
| **Vioscale score** | 53.5 (54% (medium)) | 64 (75% (high)) |
| activity.commits_last_30d | 60 | 50 |
| adoption.dependent_repos | 3 | 12,543 |
| adoption.github_stars | 8,913 | 46,917 |
| adoption.package_downloads_weekly | - | 1,478,820 |
| deployment.options | `{"cloud":true,"on_prem":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | Developers write short-lived functions that are triggered by HTTP requests or events, while the framework handles Kubernetes infrastructure management automatically. This eliminates the need to manually build containers or manage registries. | Infrastructure-as-code framework for defining and deploying serverless applications to AWS Lambda and related services. |
| features.capabilities | `{"hosting":"both","triggers":"HTTP and event triggers","languages":"Python, NodeJS, Go, Rust, C#, PHP (extensible to any language)","cold_start":"provisioned","cli_and_iac":true,"http_trigger":true,"scale_to_zero":true,"custom_runtime":true,"edge_distributed":false,"runtime_substrate":"container","observability_builtin":true}` | `{"hosting":"both","triggers":"HTTP, scheduled tasks, SQS workers","languages":"Node.js, Python","cli_and_iac":true,"http_trigger":true,"scale_to_zero":true,"scheduled_cron":true,"observability_builtin":true}` |
| integrations.count | 6 | 5 |
| integrations.list | `[{"name":"Kubernetes"},{"name":"Istio"},{"name":"Fluentd"},{"name":"Prometheus"},{"name":"Grafana"},{"name":"MCP"}]` | `[{"name":"AWS Lambda"},{"name":"AWS DynamoDB"},{"name":"AWS S3"},{"name":"AWS API Gateway"},{"name":"AWS SQS"}]` |
| language.primary | Go | JavaScript |
| license.spdx | Apache-2.0 | - |
| platform.support | `{"cli":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","summary":"Free, open source under Apache License","freeTier":true,"sourceUrl":"https://fission.io","retrievedAt":"2026-08-14T09:18:36.308Z"}` | `{"type":"hybrid","plans":[{"free":false,"name":"Pay-As-You-Go","summary":"$4 per Credit","commitment":"monthly","components":[{"per":{"qty":1,"unit":"credit"},"kind":"metered","amount":4,"currency":"USD"}],"description":"Pay for credits monthly as you use them","contactSales":false},{"free":false,"name":"Reserved Credits","summary":"From $1 per Credit with annual commitment","features":["Up to 74% off with 1 year commitment","Up to 77% off with 2 year commitment","Up to 80% off with 3 year commitment","Additional 10% off if pay upfront","Additional 35% off for small business (<$5M revenue, <30 employees, <$5M raised)"],"commitment":"annual","components":[{"per":{"qty":1,"unit":"credit"},"kind":"metered","amount":1,"currency":"USD"}],"description":"Reserve monthly credits through annual contracts for discounts","contactSales":false}],"summary":"Free for individuals and small teams. Pay-as-you-go at $4/credit or reserved annual plans from $1/credit.","currency":"USD","freeTier":true,"sourceUrl":"https://www.serverless.com/","retrievedAt":"2026-08-01T15:41:05.833Z","startingPrice":{"amount":1,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | freemium |
| pricing.price_level | free | low |
| pricing.transparent | yes | yes |
| release.cadence_days | 24 | 8 |
| release.history | `[{"url":"https://github.com/fission/fission/releases/tag/v1.27.0","date":"2026-06-22T15:02:22Z","type":"stable","version":"v1.27.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.26.0","date":"2026-06-13T11:47:51Z","type":"prerelease","version":"v1.26.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.25.0","date":"2026-06-05T11:49:37Z","type":"stable","version":"v1.25.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.24.0","date":"2026-05-26T19:01:42Z","type":"prerelease","version":"v1.24.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.23.0","date":"2026-05-15T04:57:05Z","type":"stable","version":"v1.23.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.22.0","date":"2025-12-18T17:01:59Z","type":"stable","version":"v1.22.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.22.0-rc2","date":"2025-12-15T11:49:48Z","type":"prerelease","version":"v1.22.0-rc2"},{"url":"https://github.com/fission/fission/releases/tag/v1.21.0","date":"2025-01-25T16:56:09Z","type":"stable","version":"v1.21.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.21.0-rc2","date":"2025-01-24T05:32:02Z","type":"prerelease","version":"v1.21.0-rc2"},{"url":"https://github.com/fission/fission/releases/tag/v1.21.0-rc1","date":"2025-01-15T17:44:45Z","type":"prerelease","version":"v1.21.0-rc1"},{"url":"https://github.com/fission/fission/releases/tag/v1.20.5","date":"2024-10-04T13:27:46Z","type":"stable","version":"v1.20.5"},{"url":"https://github.com/fission/fission/releases/tag/v1.20.4","date":"2024-09-02T12:14:30Z","type":"stable","version":"v1.20.4"},{"url":"https://github.com/fission/fission/releases/tag/v1.20.3","date":"2024-08-09T10:32:49Z","type":"stable","version":"v1.20.3"},{"url":"https://github.com/fission/fission/releases/tag/v1.20.2","date":"2024-05-27T13:41:29Z","type":"stable","version":"v1.20.2"},{"url":"https://github.com/fission/fission/releases/tag/v1.20.1","date":"2024-01-15T04:59:55Z","type":"stable","version":"v1.20.1"},{"url":"https://github.com/fission/fission/releases/tag/v1.20.0","date":"2023-11-30T16:29:49Z","type":"stable","version":"v1.20.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.20.0-rc2","date":"2023-11-27T10:57:09Z","type":"prerelease","version":"v1.20.0-rc2"},{"url":"https://github.com/fission/fission/releases/tag/v1.20.0-rc1","date":"2023-10-30T14:51:08Z","type":"prerelease","version":"v1.20.0-rc1"},{"url":"https://github.com/fission/fission/releases/tag/v1.19.0","date":"2023-05-19T04:32:34Z","type":"stable","version":"v1.19.0"},{"url":"https://github.com/fission/fission/releases/tag/v1.19.0-rc2","date":"2023-05-12T06:15:59Z","type":"prerelease","version":"v1.19.0-rc2"}]` | `[{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.41.0","date":"2026-08-10T15:17:40Z","type":"stable","version":"sf-core@4.41.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.40.0","date":"2026-07-22T14:18:48Z","type":"stable","version":"sf-core@4.40.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.39.0","date":"2026-07-08T16:18:42Z","type":"stable","version":"sf-core@4.39.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.38.1","date":"2026-06-19T20:00:32Z","type":"stable","version":"sf-core@4.38.1"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.38.0","date":"2026-06-17T19:10:39Z","type":"stable","version":"sf-core@4.38.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.37.0","date":"2026-05-27T19:41:48Z","type":"stable","version":"sf-core@4.37.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.36.1","date":"2026-05-14T15:55:17Z","type":"stable","version":"sf-core@4.36.1"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.36.0","date":"2026-05-12T16:00:45Z","type":"stable","version":"sf-core@4.36.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.35.1","date":"2026-05-06T18:35:06Z","type":"stable","version":"sf-core@4.35.1"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.35.0","date":"2026-04-30T15:37:15Z","type":"stable","version":"sf-core@4.35.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.34.0","date":"2026-04-10T16:56:01Z","type":"stable","version":"sf-core@4.34.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.33.3","date":"2026-04-02T16:23:07Z","type":"stable","version":"sf-core@4.33.3"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.33.2","date":"2026-04-01T00:14:38Z","type":"stable","version":"sf-core@4.33.2"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.33.1","date":"2026-03-31T19:13:49Z","type":"stable","version":"sf-core@4.33.1"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.33.0","date":"2026-02-19T21:18:33Z","type":"stable","version":"sf-core@4.33.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.32.0","date":"2026-02-12T18:27:01Z","type":"stable","version":"sf-core@4.32.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.31.2","date":"2026-01-27T21:03:37Z","type":"stable","version":"sf-core@4.31.2"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.31.1","date":"2026-01-27T17:44:24Z","type":"stable","version":"sf-core@4.31.1"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.31.0","date":"2026-01-15T16:21:13Z","type":"stable","version":"sf-core@4.31.0"},{"url":"https://github.com/serverless/serverless/releases/tag/sf-core%404.30.0","date":"2026-01-08T20:11:05Z","type":"stable","version":"sf-core@4.30.0"}]` |
| reliability.status_page | - | yes |
| security.disclosure_policy | - | yes |
| security.gdpr | - | yes |
| security.scorecard | 7.7 | 6.2 |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":18,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Ffission%2Ffission&per_page=100","last_12m":18,"max_severity":"CRITICAL"}` | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=serverless&per_page=100","last_12m":1,"max_severity":"HIGH"}` |

## Capabilities (Serverless & Edge Platforms)

| Capability | Fission | Serverless Framework |
|---|:--:|:--:|
| **Core** |  |  |
| Execution substrate | Container | - |
| Language / runtime breadth | Python, NodeJS, Go, Rust, C#, PHP (extensible to any language) | Node.js, Python |
| **Reach** |  |  |
| Runs at global edge PoPs | ✗ | - |
| **Scale** |  |  |
| Scale to zero | ✓ | ✓ |
| **Performance** |  |  |
| Cold-start profile | Provisioned concurrency | - |
| **Limits** |  |  |
| Max execution duration | - | - |
| **Integration** |  |  |
| Event source breadth | HTTP and event triggers | HTTP, scheduled tasks, SQS workers |
| HTTP endpoint trigger | ✓ | ✓ |
| Cron / scheduled invocations | - | ✓ |
| **State** |  |  |
| Durable state / workflow primitive | - | - |
| **Flexibility** |  |  |
| Bring-your-own runtime / container | ✓ | - |
| **Deployment** |  |  |
| Hosting | Cloud + self-hosted | Cloud + self-hosted |
| **Ops** |  |  |
| Built-in logs / metrics / tracing | ✓ | ✓ |
| **Extensibility** |  |  |
| CLI + IaC / framework support | ✓ | ✓ |

*Source: Vioscale. Generated 2026-09-01T16:50:01.077Z. "-" = undocumented, not absent.*