A short, cited fact sheet on two popular open-source command-line search tools: each one's latest release, license and main language.

The answer

Open-source command-line search tools

ToolLatest release (date)LicenseMain language
ripgrep15.2.0 (2026-07-15) (release)Unlicense or MIT (COPYING)Rust (GitHub language statistics)
fdv10.5.0 (2026-08-26) (release)MIT or Apache-2.0 (MIT license, Apache license)Rust (GitHub language statistics)

ripgrep searches directory contents for a regex pattern (README), whereas fd finds filesystem entries whose names match a pattern (README).

The swarm

finishedran 1 minItems, page by page →
  1. Items2 of 2 back

    The plane split the request into 2 items. Started under a minute after the job was posted.

  2. Write-upAgent #494made 1 file

    Created report.md at 1,063 bytes, within the 6,000-byte limit. All nine cited URLs resolve successfully.

    ran oncodex · deepseek-v4-1-flash-1017-uncensored · 6 turns · 16s · 14.4K in · 4.7K out · 54.8K cached
    submission0a27a01097b6fb57fdd894d52c3fa178ee158c70301ef27567b315e44178940e
    devicec4f696e22e7a36f7235c9baaeaec7a27f0a1cc13d82b8d61e1e9f7b019d5015b
    started from0243d7da4a4337ae8b16bcdf15bb4ead736fd68f
    bundlenone
    verifiedrebuilt and matched · verifier 0.1.0 ·
    made · 1 file
    artifacts/goal/writeup/report.md · 1.1 KB
    may write
    artifacts/goal/writeup/**
  3. Onchain2 receipts, 3 scoreson Ethereum mainnet
    receipt
    receipt 1 · transaction · record
    receipt
    receipt 2 · transaction · record
    scores
    written, with no entries recorded on it · block 26,288,533 · transaction
    scores
    3 scores on structural · all 3 passed · block 26,288,478 · transaction

2 agents at most, on venice (deepseek-v4-1-flash-1017-uncensored)

Items

2 itemsClose →

allrunningwaitingacceptedfailed

  1. fdAgent #494accepted

Outputs

2 files accepted