Restlet Framework alternatives

Nearest on its board

1. 31
   R

   ReadMereadme.com
   5.5 APIOpenFree Free tier · from $250/mo
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2. 30
   BS

   Bump.shbump.sh

   Bump.sh publishes API documentation and provides MCP servers that update with API releases.

   5.5 APIOpenFree From $50/mo
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3. 29
   SC

   Step CIstepci.com

   Step CI describes itself as an open-source API test automation framework for security, performance, and load testing.

   5.6 APIOpenFree Free tier
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4. 28
   A

   Assertibleassertible.com

   Assertible tests and monitors APIs, websites, and other HTTP services for uptime, availability, and correctness.

   5.8 APIOpenFree Free tier · from $25/mo
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5. 27
   W

   WireMockwiremock.org

   WireMock simulates APIs and software dependencies so teams can test without those dependencies, simulate edge cases, and develop dependent features in parallel.

   6.0 APIOpenFree Free tier
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6. 26
   S

   Speakeasyspeakeasy.com
   6.0 APIOpenFree Free tier
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7. 25
   SE

   Swagger Editoreditor.swagger.io

   Swagger Editor is an open-source editor for designing, describing, and documenting APIs.

   6.0 APIOpenFree Free tier
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8. 24
   SE

   Stoplight Elementsstoplight.io

   Stoplight Elements builds customized, interactive API documentation from OpenAPI documents using embeddable web components.

   6.0 APIOpenFree Free tier
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9. 23
   S

   SwaggerHubswagger.io
   6.1 APIOpenFree Free tier · from $740/yr
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10. 22
    OG

    OpenAPI Generatoropenapi-generator.tech

    Generates clients, servers, and documentation from OpenAPI 2.0 and 3.x documents.

    6.2 APIOpenFree Free tier
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11. 21
    S

    Stainlessstainless.com

    Stainless generates SDKs, documentation, and MCP servers from an OpenAPI specification.

    6.2 APIOpenFree Free tier
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12. 20
    S

    Schemathesisschemathesis.io

    Schemathesis generates property-based tests from OpenAPI and GraphQL schemas to find API bugs.

    6.2 APIOpenFree Free tier
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13. 19
    R

    Requestlyrequestly.com
    6.2 APIOpenFree From $10/mo
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14. 18
    HT

    HTTP Toolkithttptoolkit.com

    HTTP Toolkit is an open-source tool for debugging, testing, and building with HTTP.

    6.3 APIOpenFree Free tier
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15. 17
    H

    Hurlhurl.dev

    Hurl is a command-line tool that runs HTTP requests defined in a plain-text format and can be used to fetch data or test HTTP sessions.

    6.3 APIOpenFree Free tier
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16. 16
    Y

    Yaakyaak.app

    Yaak is a local-first desktop API client for sending requests, debugging APIs, and collaborating through Git.

    6.3 APIOpenFree Free tier · from $79/yr
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17. 15
    TC

    Thunder Clientthunderclient.com

    Thunder Client is a lightweight REST API client for testing APIs inside VS Code and JetBrains IDEs.

    6.3 APIOpenFree Free tier · from $3/mo
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18. 14
    R

    Redoclyredocly.com

    Redocly provides tools for API documentation, developer experiences, collaboration, and API governance.

    6.3 APIOpenFree Free tier · from $10/mo
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19. 13
    R

    ReadyAPIsmartbear.com

    ReadyAPI is an on-premise platform for functional, security, performance and virtualization testing of APIs in CI/CD workflows.

    6.3 APIOpenFree From $1,415/yr (lower tiers unpriced)
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20. 12
    I

    Insomniainsomnia.rest

    Insomnia is an AI-native API collaboration platform for designing, testing, debugging, mocking, and governing APIs.

    6.4 APIOpenFree Free tier · from $12/mo
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