Alternatives to fx
8 Code & DevTools tools you could use instead. Each one shares a way to connect with fx and overlaps on what it does. Strongest match first.
Alternatives

Ante
CLICoding agent shipped as a single binary that runs fully offline against local models, with no runtime or package…
Verifiedby Antigma Labs · Code & DevTools · No authWhy Both offer CLI. In common: single binary, coding.

Aider
CLIAI pair programmer for your terminal — edit code across your entire codebase with Claude, GPT, or DeepSeek. 44k GitHub…
Verifiedby Aider AI · Code & DevTools · 3 skills · API KeyWhy Both offer CLI. In common: editing, coding.

Muse Code
CLI · APIHandles long-horizon, multi-file coding work across large repositories from the terminal, spawning persistent async…
VerifiedOfficialby Meta Superintelligence Labs · Code & DevTools, Orchestration · 3 skills · API KeyWhy Both offer CLI. In common: editing, coding.

DeepSeek Harness
CLI · APIRuns coding agents on a plugin-composed harness where models, tools, skills, sessions, sandboxes, storage, and the UI…
VerifiedOfficialFeaturedby DeepSeek · Orchestration, Code & DevTools · 3 skills · API KeyWhy Both offer CLI. In common: harness, coding.

Pi
CLI · API · MCPBuild coding agents on a minimal harness — a unified LLM API across providers, a compact agent loop, a terminal UI, and…
VerifiedFeaturedby Earendil Works · Code & DevTools, Orchestration · 3 skills · API KeyWhy Both offer CLI. In common: harness, coding.

jcode
CLI · APIRuns a Rust coding-agent harness in the terminal with swarms of collaborating agents, semantic memory, logins for major…
Verifiedby Jeremy Huang · Code & DevTools · 4 skills · No authWhy Both offer CLI. In common: harness, coding.

T3 Code
CLIControls the coding agents already on your machine, such as Claude Code, Codex, Cursor and OpenCode, from a desktop…
Verifiedby Ping Labs · Code & DevTools, Orchestration · 4 skills · No authWhy Both offer CLI. In common: harness, coding.

Unreal Agent
API · CLIRuns coding agents on an async-first Go harness with persisted, forkable sessions, as a library or the…
Verifiedby Unreal Labs · Code & DevTools, Autonomous Agents · 4 skills · No authWhy Both offer CLI. In common: harness, coding.