Welcome to the Scheme Working Groups

The final R7RS-small report has been endorsed by a unanimous vote of the Scheme Language Steering Committee. A formal announcement was made at Scheme 2013. The TeX source code for the report has been released by the editors.

For a list of Scheme implementations supporting R7RS-small see ImplementationSupport.

Comments and discussion are welcome at the public discussion list. Errata for the final draft have been posted at R7RSSmallErrata.

For a complete list of local wiki pages, see TitleIndex (alphabetic) or RecentChanges (most recent first).

Click on "Attachments" below to access the first-year progress report and all draft reports.

Working Group 1 (Charter)

Member Page

Process

• Sample Vote
• First Ballot (Results)
• Second Ballot (Results)
• Third Ballot (Results)
• Fourth Ballot (Results)
• Fifth Ballot (Results)
• Sixth Ballot (Results)
• Seventh Ballot (Results)
• Eighth Ballot (Results)
• Ninth Ballot (Results)
• Tenth Ballot (Results)

Issue Summaries and Proposals (many now obsolete)

• Keywords
• ModuleSystems
  • ModuleFactoringSummary
  • ModulesAndPackagesArcfide
  • ModulesShinn
  • ModulesGanz
• RecordStandards
  • UniqueTypesSnellPym
  • RecordsArcfide
  • UserAggregatesRush
  • RecordsCowan
  • AggregatesMedernach
• BinaryData
  • BlobsAndSRFI4SnellPym
  • BlobAPI (Cowan)
• CharacterSets
  • UnicodeCowan
• StringRepresentations
• StringNormalization
• CaseSensitivity
  • CaseSensitivityArcfide
• Parameters
  • ParametersSnellPym
  • ImmutableParametersCowan (once again supersedes ParametersCowan)
• Exceptions, Conditions, and Error handling
  • R6RSExceptionHandlingCowan
    • (replaces ExceptionHandlingCowan)
• Random Number Generation
  • RandomCowan
  • RandomnessArcfide
  • RandomnessCommonLisp
  • SRFI-27
• Let-syntax
  • LetSyntaxArcfide

Working Group 2 (Charter)

Member Page

Proposed revision to WG2 Charter

Note: Proposals and issue summaries are linked from the Docket pages below.

Work Item Dockets

• WG2Dockets (full list of dockets)
• InputDocket (new work items not yet accepted by WG2)
• PreStandardDocket (work items to be moved to StandardDocket unless there are objections)
• StandardDocket (main list of WG2 work items with proposals)
• ConsentDocket (work items whose resolution is uncontroversial in the view of the chair)
• ReassignedDocket (work items for future WGs)
• RevoteDocket (work items that need a WG2 revote)
• RejectedDocket (items that were rejected by a WG2 vote)
• MandatoryDocket (things to consider making mandatory in R7RS-large)

Proposed Repository Format

• Snow

Administration

• WG2Calendar

Information on Scheme Implementations

Catalog of Condition/Exception Taxonomies

Catalogs of Features

• Scheme Systems Supporting SRFIs, by John Cowan
• DSSSL vs. Scheme (explains the difference between R4RS Scheme and the DSSSL expression language)
• ImplementationContrasts (shows what different implementations do in particular circumstances)

Catalogs of Implementations

• List of Scheme implementations, at Schemers.org
• SchemeImplementationReleases
• SchemeImplementors
• ImplementationContrasts (gives list of 45 implementations used for testing)

Previous Scheme Standards

• R0RS
• R1RS
• R2RS
• R3RS
• R4RS
• R5RS
• R6RS base, libraries, appendices, rationale

Administrative Details

• SiteBackups

Editorial Corrections

• R7RSSmallErrata
• NinthDraftEditorialCorrections
• EighthDraftEditorialCorrections
• SeventhDraftEditorialCorrections (partial)