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ACM Transactions on Architecture and Code Optimization is Scopus-indexed (Q2, CiteScore 3.6), WoS SCIE. It is covered by India's One Nation One Subscription scheme for reading access. Published by Association for Computing Machinery.
Checked against the index lists dated .
ISSN 1544-3566Verify ISSN ↗1544-3973Verify ISSN ↗
Publisher: Association for Computing Machinery
Cost to publish: No APC data — check the publisher
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Information Systems | 227 / 519 | 56th | Q2 |
| Hardware and Architecture | 115 / 245 | 53rd | Q2 |
| Software | 257 / 503 | 49th | Q3 |
Not listed in: DOAJ, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 2004–present, best quartile Q2, CiteScore 3.6.
ACM Transactions on Architecture and Code Optimization is Q2 in Information Systems (rank 227 of 519), Q2 in Hardware and Architecture (rank 115 of 245) and Q3 in Software (rank 257 of 503), by CiteScore 2025.
ACM Transactions on Architecture and Code Optimization is indexed in the Science Citation Index Expanded, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. The closest free measure is its Scopus CiteScore 3.6, which places it in quartile Q2 at the 56th percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.595, quartile Q2, with an H-index of 50.
ACM Transactions on Architecture and Code Optimization is published by Association for Computing Machinery. Its print ISSN is 1544-3566 and its online ISSN is 1544-3973.
Yes. It is part of the One Nation One Subscription (ONOS) national subscription, so readers at participating Indian institutions get its full text. ONOS does not cover its article processing charge.
Yes — indexed in the Science Citation Index Expanded.
No — it is not registered as an open-access journal in DOAJ or Scopus.
ACM Transactions on Architecture and Code Optimization has an h-index of 57 and a 2-year mean of 1.98 citations per paper (OpenAlex). Its Scopus CiteScore is 3.6, quartile Q2. On 2-year citations it ranks #214 of 397 Scopus journals in Information Systems.
ACM Transactions on Architecture and Code Optimization published 150 papers in 2025. 2026* is the year so far.
h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.
In its latest 99 research articles (2026), authors are most often from China (53.5%), United States (15.2%) and United Kingdom (3.8%). More than half of recent authorship comes from one country.
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Scopus status: Active. No retracted papers are recorded. The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.
Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.
Index data is curated from public sources (Scopus, Web of Science, ABDC, FT50, UT Dallas, DOAJ). CiteScore and quartiles reflect the latest available Scopus release. Always verify a journal's current status on its official source before submitting.
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