Alternatives toJSON-RPC 2.0

Best alternatives to JSON-RPC 2.0 in 2026

JSON-RPC 2.0 is "A stateless, light-weight remote procedure call (RPC) protocol.". If you are looking for an alternative to JSON-RPC 2.0 in 2026 — whether for pricing, features or compatibility reasons — mySelectas has curated the 20 best options available. The most popular alternatives include: REST, SOAP. All these solutions are listed in the Informatique category.

Quick comparison of JSON-RPC 2.0 alternatives

#ToolBest forPrice
1restoredrillÉquipes DevOps/SRE PostgreSQL sous exigences d'audit (SOC2, ISO27001, AWS FTR)—
2SoapUIDéveloppeurs et testeurs QA validant des API REST, SOAP, GraphQL, Kafka ou gRPC—
3RestQAIngénieurs backend, tech leads, professionnels QA cherchant des tests de microservices lisibles par toute l'équipe—
4Rainforest PayVertical SaaS platforms and their developers wanting to embed payment processing—
5Evaluating Random Forests for Survival Analysis Using Prediction Error CurveChercheurs | Statisticiens—
6Brief Tour of Trees and ForestsAmateurs d'écologie—
7BackrestDéveloppeurs—
8HamcrestDéveloppeurs—
9RESTEasyDéveloppeurs—
10When are RPC-ish approaches more appropriate than REST?Développeurs—
11Do you really know why you prefer REST over RPCDéveloppeurs—
12ForestryDéveloppeurs—
13OpenRestyDéveloppeurs—
14Soap2dayGrand public—
15Python: Implementing a RESTful Web API with Python & FlaskDéveloppeurs—
16RestreamerDéveloppeurs—
17C PUZZLES, Some interesting C problemsDéveloppeurs—
18transport.restDéveloppeurs—
19REFUGE RestroomsGrand public—
20PinterestDéveloppeurs—
#1
  • ✓ prouve que les backups PostgreSQL se restaurent réellement, pas juste qu'ils existent
  • ✓ fail-closed : un check qui ne tourne pas = échec, jamais silencieux
#2
SoapUI
Editors, IDEs & Dev Tools🌐 EN

A tool that lets developers and testers check whether an API actually works correctly — sending it test requests and verifying the responses — without writing a full test-automation script from scratch.

#automation#ci-cd#testing#api#rest
soapui.org
📄 Full details →
👥 Target audience

Développeurs et testeurs QA validant des API REST, SOAP, GraphQL, Kafka ou gRPC

🌍 Target countries

Worldwide

🗣️ Available languages
EN
🔄 Alternatives
PostmanHoppscotchKeploy
🔗 Visit SoapUI
  • ✓ Genuine SOAP support, alongside REST, GraphQL, Kafka, and gRPC in one tool
  • ✓ Made by SmartBear (creators of Swagger) — strong institutional credibility
#3
RestQA
Editors, IDEs & Dev Tools🌐 EN

A free, open-source way to write API tests in plain English sentences (like "Given the user is logged in, When they call /orders, Then they get a 200") instead of test code.

#open-source#ci-cd#backend#testing#api
restqa.io
📄 Full details →
👥 Target audience

Ingénieurs backend, tech leads, professionnels QA cherchant des tests de microservices lisibles par toute l'équipe

🌍 Target countries

International

🗣️ Available languages
EN
🔄 Alternatives
PostmanKarateBruno
🔗 Visit RestQA
  • ✓ Completely free and open-source, no paid tiers to hit a ceiling on
  • ✓ Gherkin syntax means tests are readable by non-developers on the team
#4
Rainforest Pay
Payments, Billing & Ops🌐 EN

Payment processing that a software company can build directly into its own product — so instead of sending customers to a separate checkout page, the SaaS platform itself handles the payment and keeps a cut.

#billing#saas#payments#api-first
rainforestpay.com
📄 Full details →
👥 Target audience

Vertical SaaS platforms and their developers wanting to embed payment processing

🌍 Target countries

Worldwide

🗣️ Available languages
EN
🔄 Alternatives
Stripe ConnectDodo PaymentsAdyen for Platforms
🔗 Visit Rainforest Pay
  • ✓ Purpose-built payfac architecture, faster onboarding
  • ✓ Transparent, published per-transaction pricing
#6
#14
#18
#19
#20

FAQ about JSON-RPC 2.0 alternatives

What is the best alternative to JSON-RPC 2.0 in 2026?
Based on our selection, restoredrill is the best alternative to JSON-RPC 2.0 in 2026. Automatically restores your latest PostgreSQL backup into a throwaway container and proves it actually works, with an audit-ready report.. See our full ranking above to compare all options.
Is JSON-RPC 2.0 free?
JSON-RPC 2.0 is a paid tool. Several alternatives in our selection offer free or freemium versions.
How many alternatives to JSON-RPC 2.0 are there?
mySelectas has listed 20 alternatives to JSON-RPC 2.0 in the Informatique category. Our selection is updated regularly to include the best options available.