Flostep alternatives

Tools that do what Flostep does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from Flostep.

Read 2026-11-02 · Flostep itself: Free plan · From $3/mo

With a free plan or free to use: Devana, Eraser, Fusion, SystemRound, Retool.

10 alternativesUnlike Flostep

#1
Devana Developer tools
Runs mock coding, system design and behavioral interviews where an AI interviewer asks follow-ups and scores your answers.
Also: VoiceMore widely used
1.7k linking domains
Active
From $19 once
#2
Eraser Developer tools MCP · sign-in
Generates editable architecture and process diagrams from prompts, Terraform, code or uploaded design docs, with an API and MCP server for editing.
More widely used
35.9k
Active
From $42/user/mo
#3
Carbon Design System Developer tools MCP · sign-in
Provides IBM's open-source UI components, design tokens, icons and usage guidelines for building consistent product interfaces.
Open sourceMore widely used
26.1k
Active
1911
#4
Fusion Developer tools MCP · sign-in
Collaborative platform for teams to build software and web experiences with AI agents and visual editing.
Also: AgentsMore widely used
158k
Active
From $24/user/mo
#5
Context Developer tools MCP · open
Shares pasted rich text, code and images as expiring links, optionally password- or IP-restricted, with an MCP server for coding agents.
Own MCP serverMore widely used
8.1k
Active
#6
SystemRound Developer tools
Coaches engineers through system design interview problems, grading their written API and diagram answers step by step against a level bar.
Costs moreAlso: Evaluation
1
Active
From $7/mo
#7
Retool Developer tools MCP · sign-in
Builds internal tools by placing UI components on databases and APIs, with JavaScript queries, workflows and self-hosting.
Also: Workflow automationCan run on your servers
38.5k
Active
From $10/user/mo
2017
#8
Progress Telerik Developer tools
Sells UI component libraries, reporting tools and testing tools for building .NET and JavaScript web, desktop and mobile applications.
More widely used
123k
Active
From $649/user/yr
2002
#9
Event Looped Developer tools
Provides AI mock interviews, coding challenges, and system design lessons for software engineering interview preparation.
Also: Chat assistant, Code generationMore widely used
69
Active
#10
Microsoft Developer tools
Sells Windows, Microsoft 365 and Azure cloud services, plus Surface devices and Xbox consoles.
More widely used
135M
Active
1975

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How this list is made: the words Flostep is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.