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Posting alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Posting: terminal interface takes getting used to, and no built-in team sync. We ranked 5 alternatives by how directly each one replaces Posting, then by reviews, real visits and how recently each app's facts were checked against its own website. ATAC currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1ATAC logoATACOpen sourceYesLinux, macOS, Windows3 of 366.5
2Slumber logoSlumberOpen sourceYesLinux, macOS, Windows3 of 362.6
3Bruno logoBrunoOpen sourceYesWindows, macOS, Linux3 of 361.8
4HTTPie logoHTTPieFreeYesWeb, Windows, macOS +12 of 355.9
5Hurl logoHurlOpen sourceYesLinux, macOS, Windows4 of 455.3
  1. ATAC logo

    1. ATACTop pick

    Best for: Terminal users who want a Postman-style layout without a GUI app

    Open sourceLinux, macOS, Windows

    66.5

    score / 100

    Why switch from Posting

    Another terminal API client, written in Rust as a single binary.

    Pros

    • Postman-like layout in the terminal
    • Single Rust binary, works offline
    • Imports Postman, OpenAPI and curl
    • Free, MIT licensed

    Cons

    • Fewer features than desktop clients
    • Young, volunteer-maintained project
    • Terminal interface has a learning curve
    Visit ATAC Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is ATAC a good Posting alternative?

    Verified facts

    3 of 3 verified
    License
    MIT
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Interface
    Terminal
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Repository status
    Active
    Checked Oct 25, 2026github.com(opens source in a new tab)
  2. Slumber logo

    2. Slumber

    Best for: Developers who want shareable YAML request collections they can use from the terminal

    Open sourceLinux, macOS, Windows

    62.6

    score / 100

    Why switch from Posting

    A Rust TUI and CLI client with YAML request collections.

    Pros

    • TUI and CLI share one config
    • Collections in YAML for version control
    • Profiles and chained values
    • Free, MIT licensed

    Cons

    • Collections are edited as YAML by hand
    • HTTP only, no gRPC or WebSockets
    • Small volunteer project
    Visit Slumber Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Slumber a good Posting alternative?

    Verified facts

    3 of 3 verified
    License
    MIT
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Modes
    TUI and CLI
    Checked Oct 25, 2026slumber.lucaspickering.me(opens source in a new tab)
    Config format
    YAML
    Checked Oct 25, 2026slumber.lucaspickering.me(opens source in a new tab)
  3. Bruno logo

    3. Bruno

    Best for: Developers who want API collections stored in Git, offline

    Open sourceWindows, macOS, Linux

    61.8

    score / 100

    Why switch from Posting

    A desktop app with the same files-in-Git approach.

    Pros

    • Collections are plain files in Git
    • No cloud account required
    • Imports Postman collections

    Cons

    • No built-in cloud collaboration
    • Younger plugin ecosystem
    Visit Bruno Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Bruno a good Posting alternative?

    Verified facts

    3 of 3 verified
    Open source
    Yes
    Checked Oct 24, 2026github.com(opens source in a new tab)
    Offline-first
    Yes
    Checked Oct 24, 2026usebruno.com(opens source in a new tab)
    Git-friendly
    Collections stored as files
    Checked Oct 24, 2026usebruno.com(opens source in a new tab)
  4. HTTPie logo

    4. HTTPie

    Best for: Developers who test APIs from the terminal

    FreeOpen sourceWeb, Windows, macOS, Linux

    55.9

    score / 100

    Why switch from Posting

    A simple CLI for quick requests, with a desktop app too.

    Pros

    • Readable command-line syntax
    • Open-source CLI
    • Desktop and web app available

    Cons

    • Desktop app less full-featured than Postman
    • Team features are limited
    Visit HTTPie Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1577
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is HTTPie a good Posting alternative?

    Verified facts

    2 of 3 verified
    Open source CLI
    Yes
    Checked Oct 24, 2026github.com(opens source in a new tab)
    Interfaces
    CLI, desktop and web app
    Checked Oct 24, 2026httpie.io(opens source in a new tab)
    Price
    Free
    Not checked yethttpie.io(opens source in a new tab)
  5. Hurl logo

    5. Hurl

    Best for: Developers who want readable, plain-text API tests that run in CI

    Open sourceLinux, macOS, Windows

    55.3

    score / 100

    Why switch from Posting

    Plain-text request files for scripted tests rather than an interface.

    Pros

    • Plain-text files that diff well in Git
    • Assertions, captures and chained requests
    • Fast, built on libcurl
    • Free and open source

    Cons

    • No graphical interface
    • Text format to learn for complex flows
    • Not suited to exploring APIs interactively
    Visit Hurl Details and reviews
    How this score is calculated
    Editorial fit ×0.363
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Hurl a good Posting alternative?

    Verified facts

    4 of 4 verified
    License
    Apache-2.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Format
    Plain text
    Checked Oct 25, 2026hurl.dev(opens source in a new tab)
    Platforms
    Linux, macOS, FreeBSD, Windows
    Checked Oct 25, 2026hurl.dev(opens source in a new tab)
    Maintainer
    Orange
    Checked Oct 25, 2026github.com(opens source in a new tab)

The best Posting alternative for…

The highest-ranked app in this list for each need.

ATAC logo

Best Posting alternative for most people

ATAC

Another terminal API client, written in Rust as a single binary.

Slumber logo

Best Posting alternative for a free option

Slumber

A Rust TUI and CLI client with YAML request collections.

Bruno logo

Best Posting alternative for open source

Bruno

A desktop app with the same files-in-Git approach.

HTTPie logo

Best Posting alternative for Mac

HTTPie

A simple CLI for quick requests, with a desktop app too.

Hurl logo

Best Posting alternative for Windows

Hurl

Plain-text request files for scripted tests rather than an interface.

ATAC logo

Best Posting alternative for Linux

ATAC

Another terminal API client, written in Rust as a single binary.

HTTPie logo

Best Posting alternative for working in the browser

HTTPie

A simple CLI for quick requests, with a desktop app too.

Posting alternatives: common questions

What is the best alternative to Posting?

ATAC ranks first right now. Another terminal API client, written in Rust as a single binary. Slumber and Bruno follow it in our ranking.

Is there a free alternative to Posting?

Yes. ATAC (open source), Slumber (open source), Bruno (open source) and HTTPie (free) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Posting?

Yes: ATAC, Slumber, Bruno and HTTPie, plus 1 more in the list above.

Which Posting alternatives work on Linux?

ATAC, Slumber, Bruno, HTTPie and Hurl run on Linux.

Why do people switch from Posting?

The complaints we hear most: terminal interface takes getting used to; no built-in team sync; some features still in beta.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Posting, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.