Best Mellum by JetBrains alternatives in 2026
8 direct alternatives to Mellum by JetBrains, compared on pricing, features, and best-for use cases. Pick the right replacement without the marketing fluff.
Curated by Louis Corneloup · Updated Why people consider alternatives to Mellum by JetBrains
Mellum by JetBrains is an AI assistant integrated directly into JetBrains IDEs, designed to enhance developer productivity. Teams most often switch away when one of these starts to bite:
- •Pricing at scale as usage or premium tiers add up.
- •Missing integrations with the rest of your stack.
- •Performance or scale limits as your needs grow.
- •A specific feature gap you have hit in ai coding.
The 8 alternatives below cover the same core job (ai coding) with different trade-offs. Ranked by real-signal score: G2 and Capterra ratings, media mentions, and editor review. No paid placement.
8 alternatives to Mellum by JetBrains
Ranked by real-signal composite (rankingScore + community + reviews) and direct relevance to Mellum by JetBrains.
- 1
Codium AI
FreemiumCheaper than Mellum by JetBrainsAI-powered test generation for code
Direct alternative4.8(63)Compare Mellum by JetBrains vs Codium AI → - 2
Tabnine
FreemiumCheaper than Mellum by JetBrainsAI code completion for any IDE
Direct alternative4.3(51)Compare Mellum by JetBrains vs Tabnine → - 3
Amazon CodeWhisperer
FreemiumCheaper than Mellum by JetBrainsAI coding companion from AWS for faster development
Direct alternative4.2(35)Compare Mellum by JetBrains vs Amazon CodeWhisperer → - 4
Codeium
FreemiumCheaper than Mellum by JetBrainsAI code editor with intelligent completions and chat
Direct alternative4.2(29)Compare Mellum by JetBrains vs Codeium → - 5
GitHub Copilot
PaidAI pair programmer that suggests code
Direct alternativeCompare Mellum by JetBrains vs GitHub Copilot → - 6
Devin
PaidAI software engineer by Cognition Labs
Direct alternativeCompare Mellum by JetBrains vs Devin → - 7
Sourcegraph Cody
FreemiumCheaper than Mellum by JetBrainsAI coding assistant with codebase context
Direct alternativeCompare Mellum by JetBrains vs Sourcegraph Cody → - 8
Mentat
FreeCheaper than Mellum by JetBrainsAI coding assistant for terminal
Direct alternativeCompare Mellum by JetBrains vs Mentat →
Frequently asked questions
What is the best alternative to Mellum by JetBrains?
Based on real-signal scoring (G2 and Capterra ratings, media mentions, and editorial review), the top alternatives to Mellum by JetBrains are Codium AI, Tabnine, Amazon CodeWhisperer. Each solves the same core job with different trade-offs on pricing, features, and integrations.
Is there a free alternative to Mellum by JetBrains?
Yes. Codium AI is one of the freemium alternatives to Mellum by JetBrains listed here (AI-powered test generation for code). Other freemium options are flagged in the list below.
Why do people look for Mellum by JetBrains alternatives?
Common reasons teams switch away from Mellum by JetBrains: pricing that scales aggressively, missing integrations with the rest of their stack, performance or scale limits, or a specific feature gap in ai coding. The alternatives on this page solve the same core problem with different trade-offs.
Side-by-side comparisons
In-depth comparison pages for Mellum by JetBrains versus each alternative.
Review Mellum by JetBrains, get a free AI guide
Share your experience and we will send you Improve Your Thinking Patterns Using ChatGPT, free.
Still considering Mellum by JetBrains?
See the full review, pricing breakdown, and community feedback before you decide.